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"x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "balance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } }, "required": [] }, "exampleResponse": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-balance-wallet.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/balance/0x4200000000000000000000000000000000000006?tokens=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71391, "slug": "saylorinnovations-api-evm-base-contract", "resource": "https://saylorinnovations.com/api/evm/base/contract/{address}", "description": "Base contract introspection - wallet vs contract, proxy detection, bytecode size and ERC-20 name, symbol and supply", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "contract", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-contract-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/contract/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71392, "slug": "saylorinnovations-api-evm-base-allowance", "resource": "https://saylorinnovations.com/api/evm/base/allowance/{owner}/{token}/{spender}", "description": "Base ERC-20 allowance - how much a spender can move from an owner, with unlimited-approval flag", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "allowance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.758Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-allowance-owner-token-spender.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/allowance/0x4200000000000000000000000000000000000006/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913/0x4200000000000000000000000000000000000006", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71393, "slug": "saylorinnovations-api-evm-base-network", "resource": "https://saylorinnovations.com/api/evm/base/network", "description": "EVM Network Status (base). Base (Coinbase L2) network status in one call: chain ID, latest block height and how many seconds old it is, current gas price and EIP-1559 base fee in gwei. Use it to check whether Base is producing blocks and what a transaction will cost right now.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "network", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.758Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-network.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/network", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71394, "slug": "saylorinnovations-api-evm-ethereum-balance", "resource": "https://saylorinnovations.com/api/evm/ethereum/balance/{wallet}", "description": "ERC20 token balance for any Ethereum wallet - USDC, WETH or any token via balanceOf, plus native ETH, up to 20 tokens in one call", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "balance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.759Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } }, "required": [] }, "exampleResponse": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-balance-wallet.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/balance/0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2?tokens=0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71395, "slug": "saylorinnovations-api-evm-ethereum-contract", "resource": "https://saylorinnovations.com/api/evm/ethereum/contract/{address}", "description": "Ethereum contract introspection - wallet vs contract, proxy detection, bytecode size and ERC-20 name, symbol and supply", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "contract", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.759Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-contract-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/contract/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71396, "slug": "saylorinnovations-api-evm-ethereum-allowance", "resource": "https://saylorinnovations.com/api/evm/ethereum/allowance/{owner}/{token}/{spender}", "description": "Ethereum ERC-20 allowance - how much a spender can move from an owner, with unlimited-approval flag", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "allowance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.759Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-allowance-owner-token-spender.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/allowance/0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48/0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71397, "slug": "saylorinnovations-api-evm-ethereum-network", "resource": "https://saylorinnovations.com/api/evm/ethereum/network", "description": "Ethereum network status - chain ID, latest block, block age, gas price and base fee", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "network", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.759Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-network.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/network", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71398, "slug": "saylorinnovations-api-evm-base-tx", "resource": "https://saylorinnovations.com/api/evm/base/tx/{hash}", "description": "Base transaction details - status, from/to, value, gas used, fee, event count and method selector", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "tx", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.759Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-tx-hash.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/tx/0xc0715662f515545a46c94a8ea209e9eddb00243504b565d2acaa11a88c4f306c", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71399, "slug": "saylorinnovations-api-evm-ethereum-tx", "resource": "https://saylorinnovations.com/api/evm/ethereum/tx/{hash}", "description": "EVM Transaction Details (ethereum). Ethereum transaction details: status, from/to, value, block, nonce, gas used, total fee, event count and method selector.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "tx", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.759Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-tx-hash.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/tx/0xef3b2a820679774cf5bc48790a8cbbd9f04d1a788d43965f6514fcd4b57a874a", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71400, "slug": "saylorinnovations-api-evm-ethereum-ens", "resource": "https://saylorinnovations.com/api/evm/ethereum/ens/{name}", "description": "ENS lookup - resolve a .eth name to an address, or an address to its primary name, plus avatar", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "query": { "type": "string", "description": "The query as the server interpreted it" }, "name": { "type": [ "string", "null" ], "description": "Name" }, "address": { "type": [ "string", "null" ], "description": "Account or contract address" }, "avatar": { "type": [ "string", "null" ] } }, "required": [ "query" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "query": "vitalik.eth", "name": "vitalik.eth", "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045", "avatar": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "query": { "type": "string", "description": "The query as the server interpreted it" }, "name": { "type": [ "string", "null" ], "description": "Name" }, "address": { "type": [ "string", "null" ], "description": "Account or contract address" }, "avatar": { "type": [ "string", "null" ] } }, "required": [ "query" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "ens", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "query": "vitalik.eth", "name": "vitalik.eth", "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045", "avatar": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-ens-name.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "query": "vitalik.eth", "name": "vitalik.eth", "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045", "avatar": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "query": { "type": "string", "description": "The query as the server interpreted it" }, "name": { "type": [ "string", "null" ], "description": "Name" }, "address": { "type": [ "string", "null" ], "description": "Account or contract address" }, "avatar": { "type": [ "string", "null" ] } }, "required": [ "query" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/ens/vitalik.eth", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71401, "slug": "saylorinnovations-api-evm-base-block", "resource": "https://saylorinnovations.com/api/evm/base/block/{number}", "description": "Base block by number or latest - hash, time, transaction count, gas used, base fee and miner", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": 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"type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "block", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.759Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-block-number.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/block/latest", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71402, "slug": "saylorinnovations-api-evm-base-nonce", "resource": "https://saylorinnovations.com/api/evm/base/nonce/{address}", "description": "Base account nonce - confirmed and pending transaction count for any address", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "nonce", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-nonce-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/nonce/0x4200000000000000000000000000000000000006", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71403, "slug": "saylorinnovations-api-evm-base-transfers", "resource": "https://saylorinnovations.com/api/evm/base/transfers/{token}", "description": "Token Transfer History (base). Base token transfer history: ERC-20 and ERC-721 Transfer events for a token, filtered to one wallet (?wallet=, in/out labelled, up to 2,000 blocks) or the latest 20 blocks unfiltered. Decoded amounts, up to 200 rows.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0x4200000000000000000000000000000000000006", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "transfers", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-transfers-token.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0x4200000000000000000000000000000000000006", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/transfers/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913?wallet=0x4200000000000000000000000000000000000006&blocks=2000", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71404, "slug": "saylorinnovations-api-evm-base-events", "resource": "https://saylorinnovations.com/api/evm/base/events/{contract}", "description": "Send a Base contract address, get its raw event logs, filterable by topic, newest first.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "events", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-events-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/events/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913?blocks=20", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71405, "slug": "saylorinnovations-api-evm-base-storage", "resource": "https://saylorinnovations.com/api/evm/base/storage/{contract}/{slot}", "description": "Base contract storage slot - raw 32-byte value with uint and address decodings", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "storage", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-storage-contract-slot.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/storage/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913/0", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71406, "slug": "saylorinnovations-api-evm-base-call", "resource": "https://saylorinnovations.com/api/evm/base/call/{contract}", "description": "Base read-only contract call (eth_call) - return data, with reverts reported cleanly", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "call", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] }, "exampleResponse": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-call-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/call/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913?data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71407, "slug": "saylorinnovations-api-evm-base-estimate-gas", "resource": "https://saylorinnovations.com/api/evm/base/estimate-gas", "description": "Base transaction gas estimate - gas units, gas price and fee in the native coin", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "base", "estimate-gas", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] }, "exampleResponse": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-base-estimate-gas.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/base/estimate-gas?to=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71408, "slug": "saylorinnovations-api-evm-ethereum-block", "resource": "https://saylorinnovations.com/api/evm/ethereum/block/{number}", "description": "Ethereum block by number or latest - hash, time, transaction count, gas used, base fee and miner", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "block", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-block-number.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/block/latest", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71409, "slug": "saylorinnovations-api-evm-ethereum-nonce", "resource": "https://saylorinnovations.com/api/evm/ethereum/nonce/{address}", "description": "Ethereum account nonce - confirmed and pending transaction count for any address", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "nonce", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.760Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-nonce-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/nonce/0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71410, "slug": "saylorinnovations-api-evm-ethereum-transfers", "resource": "https://saylorinnovations.com/api/evm/ethereum/transfers/{token}", "description": "Token Transfer History (ethereum). Ethereum token transfer history: ERC-20 and ERC-721 Transfer events for a token, filtered to one wallet (?wallet=, in/out labelled, up to 2,000 blocks) or the latest 20 blocks unfiltered. Decoded amounts, up to 200 rows.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "transfers", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-transfers-token.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/transfers/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48?wallet=0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2&blocks=2000", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71411, "slug": "saylorinnovations-api-evm-ethereum-events", "resource": "https://saylorinnovations.com/api/evm/ethereum/events/{contract}", "description": "Send an Ethereum contract address, get its raw event logs, filterable by topic, newest first.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "events", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-events-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/events/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48?blocks=20", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71412, "slug": "saylorinnovations-api-evm-ethereum-storage", "resource": "https://saylorinnovations.com/api/evm/ethereum/storage/{contract}/{slot}", "description": "Ethereum contract storage slot - raw 32-byte value with uint and address decodings", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "storage", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-storage-contract-slot.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/storage/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48/0", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71413, "slug": "saylorinnovations-api-evm-ethereum-call", "resource": "https://saylorinnovations.com/api/evm/ethereum/call/{contract}", "description": "Ethereum read-only contract call (eth_call) - return data, with reverts reported cleanly", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "call", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] }, "exampleResponse": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-call-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/call/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48?data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71414, "slug": "saylorinnovations-api-evm-ethereum-estimate-gas", "resource": "https://saylorinnovations.com/api/evm/ethereum/estimate-gas", "description": "Ethereum transaction gas estimate - gas units, gas price and fee in the native coin", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "estimate-gas", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] }, "exampleResponse": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-estimate-gas.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/ethereum/estimate-gas?to=0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48&data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71415, "slug": "saylorinnovations-api-evm-arbitrum-balance", "resource": "https://saylorinnovations.com/api/evm/arbitrum/balance/{wallet}", "description": "EVM Wallet Balances (arbitrum). Arbitrum ERC-20 token balance and native ETH balance for any wallet: up to 20 ERC-20 tokens (?tokens=) in one call, with symbols, decimals and human-readable amounts. Live chain head.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "balance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } }, "required": [] }, "exampleResponse": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-balance-wallet.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/balance/0x82aF49447D8a07e3bd95BD0d56f35241523fBab1?tokens=0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71416, "slug": "saylorinnovations-api-evm-arbitrum-contract", "resource": "https://saylorinnovations.com/api/evm/arbitrum/contract/{address}", "description": "Arbitrum contract introspection - wallet vs contract, proxy detection, bytecode size and ERC-20 name, symbol and supply", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "contract", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-contract-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/contract/0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71417, "slug": "saylorinnovations-api-evm-arbitrum-allowance", "resource": "https://saylorinnovations.com/api/evm/arbitrum/allowance/{owner}/{token}/{spender}", "description": "Arbitrum ERC-20 allowance - how much a spender can move from an owner, with unlimited-approval flag", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": 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"token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "allowance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-allowance-owner-token-spender.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": 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"0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "network", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-network.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": 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"chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/network", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71419, "slug": "saylorinnovations-api-evm-arbitrum-tx", "resource": "https://saylorinnovations.com/api/evm/arbitrum/tx/{hash}", "description": "EVM Transaction Details (arbitrum). Arbitrum transaction details: status, from/to, value, block, nonce, gas used, total fee (incl. L1 data fee on OP-stack chains), event count and method selector.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the 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"output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "tx", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.761Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-tx-hash.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/tx/0x8a2670a94fec6a4931b159e35e761e3bf8f1953cf83cca33b93e94a51d265ebd", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71420, "slug": "saylorinnovations-api-evm-arbitrum-block", "resource": "https://saylorinnovations.com/api/evm/arbitrum/block/{number}", "description": "Arbitrum block by number or latest - hash, time, transaction count, gas used, base fee and miner", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "block", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-block-number.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/block/latest", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71421, "slug": "saylorinnovations-api-evm-arbitrum-nonce", "resource": "https://saylorinnovations.com/api/evm/arbitrum/nonce/{address}", "description": "Arbitrum account nonce - confirmed and pending transaction count for any address", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "nonce", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-nonce-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "pending_nonce": { "type": [ "number", "null" ], "description": "Account nonce including pending transactions" } }, "required": [ "chain", "address", "nonce" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/nonce/0x82aF49447D8a07e3bd95BD0d56f35241523fBab1", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71422, "slug": "saylorinnovations-api-evm-arbitrum-transfers", "resource": "https://saylorinnovations.com/api/evm/arbitrum/transfers/{token}", "description": "Arbitrum ERC-20 token transfer history - decoded Transfer events, filterable to one wallet", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0x82aF49447D8a07e3bd95BD0d56f35241523fBab1", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "transfers", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-transfers-token.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0x82aF49447D8a07e3bd95BD0d56f35241523fBab1", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/transfers/0xaf88d065e77c8cC2239327C5EDb3A432268e5831?wallet=0x82aF49447D8a07e3bd95BD0d56f35241523fBab1&blocks=2000", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71423, "slug": "saylorinnovations-api-evm-arbitrum-events", "resource": "https://saylorinnovations.com/api/evm/arbitrum/events/{contract}", "description": "Send an Arbitrum contract address, get its raw event logs, filterable by topic, newest first.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "events", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-events-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/events/0xaf88d065e77c8cC2239327C5EDb3A432268e5831?blocks=20", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71424, "slug": "saylorinnovations-api-evm-arbitrum-storage", "resource": "https://saylorinnovations.com/api/evm/arbitrum/storage/{contract}/{slot}", "description": "Arbitrum contract storage slot - raw 32-byte value with uint and address decodings", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "storage", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-storage-contract-slot.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/storage/0xaf88d065e77c8cC2239327C5EDb3A432268e5831/0", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71425, "slug": "saylorinnovations-api-evm-arbitrum-call", "resource": "https://saylorinnovations.com/api/evm/arbitrum/call/{contract}", "description": "Send an Arbitrum contract address and ABI-encoded calldata, get the read-only eth_call return data, with reverts reported cleanly.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "call", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] }, "exampleResponse": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-call-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": 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operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/call/0xaf88d065e77c8cC2239327C5EDb3A432268e5831?data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71426, "slug": "saylorinnovations-api-evm-arbitrum-estimate-gas", "resource": "https://saylorinnovations.com/api/evm/arbitrum/estimate-gas", "description": "Arbitrum transaction gas estimate - gas units, gas price and fee in the native coin", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "arbitrum", "estimate-gas", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] }, "exampleResponse": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-arbitrum-estimate-gas.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/arbitrum/estimate-gas?to=0xaf88d065e77c8cC2239327C5EDb3A432268e5831&data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71427, "slug": "saylorinnovations-api-evm-optimism-balance", "resource": "https://saylorinnovations.com/api/evm/optimism/balance/{wallet}", "description": "Optimism wallet balance - native ETH plus up to 20 ERC-20 token balances in one call", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "balance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } }, "required": [] }, "exampleResponse": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-balance-wallet.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/balance/0x4200000000000000000000000000000000000006?tokens=0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71428, "slug": "saylorinnovations-api-evm-optimism-contract", "resource": "https://saylorinnovations.com/api/evm/optimism/contract/{address}", "description": "Send an Optimism address, get whether it is a wallet or a contract, proxy detection, bytecode size and ERC-20 name, symbol and supply.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "contract", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-contract-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/contract/0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71429, "slug": "saylorinnovations-api-evm-optimism-allowance", "resource": "https://saylorinnovations.com/api/evm/optimism/allowance/{owner}/{token}/{spender}", "description": "Optimism ERC-20 allowance - how much a spender can move from an owner, with unlimited-approval flag", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "allowance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-allowance-owner-token-spender.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/allowance/0x4200000000000000000000000000000000000006/0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85/0x4200000000000000000000000000000000000006", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71430, "slug": "saylorinnovations-api-evm-optimism-network", "resource": "https://saylorinnovations.com/api/evm/optimism/network", "description": "Optimism network status - chain ID, latest block, block age, gas price and base fee", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "network", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-network.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", 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"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], 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"string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] 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"description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, 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"serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, 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"type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], "description": "Gas limit" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" }, "miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "block", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-block-number.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "number": 51738756, "hash": "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "timestamp": 1790240000, "time": "2026-09-24T16:53:20.000Z", "tx_count": 212, "gas_used": 41000000, "gas_limit": 150000000, "base_fee_gwei": 0.005, "miner": "0x4200000000000000000000000000000000000011" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { 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"miner": { "type": "string", "description": "Address of the block producer" }, "parent_hash": { "type": [ "string", "null" ], "description": "Hash of the parent block" }, "tx_hashes": { "type": [ "array", "null" ], "description": "Transaction hashes in the block" } }, "required": [ "chain", "number", "hash" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/block/latest", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71433, "slug": "saylorinnovations-api-evm-optimism-nonce", "resource": "https://saylorinnovations.com/api/evm/optimism/nonce/{address}", "description": "Optimism account nonce - confirmed and pending transaction count for any address", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is 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"parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-nonce-address.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x1111111111111111111111111111111111111111", "nonce": 42, "pending_nonce": 43 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", 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"id": 71434, "slug": "saylorinnovations-api-evm-optimism-transfers", "resource": "https://saylorinnovations.com/api/evm/optimism/transfers/{token}", "description": "Token Transfer History (optimism). Optimism token transfer history: ERC-20 and ERC-721 Transfer events for a token, filtered to one wallet (?wallet=, in/out labelled, up to 2,000 blocks) or the latest 20 blocks unfiltered. Decoded amounts, up to 200 rows.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0x4200000000000000000000000000000000000006", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 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"properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "transfers", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.763Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-transfers-token.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0x4200000000000000000000000000000000000006", "blocks": "2000" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/transfers/0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85?wallet=0x4200000000000000000000000000000000000006&blocks=2000", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71435, "slug": "saylorinnovations-api-evm-optimism-events", "resource": "https://saylorinnovations.com/api/evm/optimism/events/{contract}", "description": "Optimism contract event logs - raw logs for a contract, filterable by event topic, newest first", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "events", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.763Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-events-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/events/0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85?blocks=20", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71436, "slug": "saylorinnovations-api-evm-optimism-storage", "resource": "https://saylorinnovations.com/api/evm/optimism/storage/{contract}/{slot}", "description": "Optimism contract storage slot - raw 32-byte value with uint and address decodings", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "storage", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.763Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-storage-contract-slot.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/storage/0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85/0", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71437, "slug": "saylorinnovations-api-evm-optimism-call", "resource": "https://saylorinnovations.com/api/evm/optimism/call/{contract}", "description": "Read-Only Contract Call (eth_call) (optimism). Optimism read-only contract call (eth_call) with ?data= calldata, optional ?from= and ?block=; reverts reported cleanly with revert data.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "call", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.762Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] }, "exampleResponse": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-call-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/call/0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85?data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71438, "slug": "saylorinnovations-api-evm-optimism-estimate-gas", "resource": "https://saylorinnovations.com/api/evm/optimism/estimate-gas", "description": "Optimism transaction gas estimate - gas units, gas price and fee in the native coin", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "optimism", "estimate-gas", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.763Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] }, "exampleResponse": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-optimism-estimate-gas.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/optimism/estimate-gas?to=0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85&data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71439, "slug": "saylorinnovations-api-evm-polygon-balance", "resource": "https://saylorinnovations.com/api/evm/polygon/balance/{wallet}", "description": "Polygon wallet balance - native POL plus up to 20 ERC-20 token balances in one call", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" } }, "required": [ "chain", "wallet", "native", "tokens" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "balance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.763Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } }, "required": [] }, "exampleResponse": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-balance-wallet.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tokens": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359" } }, "output": { "type": "json", "example": { "chain": "base", "wallet": "0x4200000000000000000000000000000000000006", "native": { "symbol": "ETH", "balance": "1.2345", "raw": "1234500000000000000" }, "tokens": [ { "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "decimals": 6, "balance": "250.5", "raw": "250500000" } ], "block": 51738756 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tokens": { "type": "string", "description": "optional comma-separated ERC-20 addresses, up to 20" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "wallet": { "type": "string", "description": "Wallet address queried" }, "native": { "type": "object", "description": "Native-token balance details" }, "tokens": { "type": "array", "description": "Token balances or token records" }, "block": { "type": [ "number", "null" ], "description": "Block number the 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"https://saylorinnovations.com/api/evm/polygon/contract/{address}", "description": "Send a Polygon address, get whether it is a wallet or a contract, proxy detection, bytecode size and ERC-20 name, symbol and supply.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": 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"description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "contract", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.763Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "is_contract": true, "bytecode_bytes": 1485, "proxy": { "is_proxy": true, "standard": "EIP-1967", "implementation": "0x3333333333333333333333333333333333333333", "admin": null }, "token": { "name": "USD Coin", "symbol": "USDC", "decimals": 6, "total_supply": "4100000000" } }, 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"json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "is_contract": { "type": "boolean", "description": "True when the address holds contract code" }, "bytecode_bytes": { "type": [ "number", "null" ], "description": "Size of the contract bytecode in bytes" }, "proxy": { "type": "object", "description": "Proxy pattern detected, if any" }, "token": { "type": [ "object", "null" ], "description": "Token the values refer to" }, "eip7702_delegate": { "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null" } }, "required": [ "chain", "address", "is_contract" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/contract/0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71441, "slug": "saylorinnovations-api-evm-polygon-allowance", "resource": "https://saylorinnovations.com/api/evm/polygon/allowance/{owner}/{token}/{spender}", "description": "Polygon ERC-20 allowance - how much a spender can move from an owner, with unlimited-approval flag", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": 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"scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": "boolean", "description": "True when the allowance is effectively unlimited" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" } }, "required": [ "chain", "owner", "token", "spender", "raw" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "allowance", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.763Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-allowance-owner-token-spender.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "owner": "0x1111111111111111111111111111111111111111", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "spender": "0x2222222222222222222222222222222222222222", "allowance": "100", "raw": "100000000", "unlimited": false } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "owner": { "type": "string", "description": "Owner address" }, "token": { "type": "string", "description": "Token the values refer to" }, "spender": { "type": "string", "description": "Address allowed to spend" }, "allowance": { "type": "string", "description": "Approved spend amount in whole units" }, "raw": { "type": "string", "description": "Unscaled integer value as returned by the chain" }, "unlimited": { "type": 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"network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": 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"polygon", "network", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-network.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "chain_id": 8453, "block": 51738756, "block_age_seconds": 1, "gas_price_gwei": 0.0052, "base_fee_gwei": 0.0041 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "chain_id": { "type": [ "number", "null" ], "description": "EVM chain id" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "block_age_seconds": { "type": [ "number", "null" ], "description": "Seconds since the latest block" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "base_fee_gwei": { "type": [ "number", "null" ], "description": "Base fee per gas in gwei" } }, "required": [ "chain", "chain_id", "block" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/network", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71443, "slug": "saylorinnovations-api-evm-polygon-tx", "resource": "https://saylorinnovations.com/api/evm/polygon/tx/{hash}", "description": "Polygon transaction details - status, from/to, value, gas used, fee, event count and method selector", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "tx", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-tx-hash.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "hash": "0xabababababababababababababababababababababababababababababababab", "status": "success", "from": "0x1111111111111111111111111111111111111111", "to": "0x2222222222222222222222222222222222222222", "value_eth": "0", "block": 51738756, "gas_used": 51234, "fee_eth": "0.0000021", "log_count": 1 } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "hash": { "type": "string", "description": "Hash of the item" }, "status": { "type": "string", "description": "Current status" }, "from": { "type": "string", "description": "Start of the range" }, "to": { "type": [ "string", "null" ], "description": "End of the range" }, "value_eth": { "type": "string", "description": "Amount in the chain native token" }, "block": { "type": [ "number", "null" ], "description": "Block number the data was read at" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "fee_eth": { "type": [ "string", "null" ], "description": "Fee paid in the chain native token" }, "log_count": { "type": [ "number", "null" ], "description": "Number of log" }, "contract_created": { "description": "Address of the contract created by the transaction, if any" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, "method_selector": { "type": [ "string", "null" ], "description": "First four bytes of the call data, identifying the called function" } }, "required": [ "chain", "hash", "status" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/tx/0x600a79ab30f388d200eca989f91fc0083245f3d30825d5b550f5c8486ce157e0", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71444, "slug": "saylorinnovations-api-evm-polygon-block", "resource": "https://saylorinnovations.com/api/evm/polygon/block/{number}", "description": "Polygon block by number or latest - hash, time, transaction count, gas used, base fee and miner", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "number": { "type": [ "number", "null" ], "description": "Number that was looked up" }, "hash": { "type": "string", "description": "Hash of the item" }, "timestamp": { "type": [ "number", "null" ], "description": "Time of the record" }, "time": { "type": "string", "description": "Time" }, "tx_count": { "type": [ "number", "null" ], "description": "Number of tx" }, "gas_used": { "type": [ "number", "null" ], "description": "Gas consumed" }, "gas_limit": { "type": [ "number", "null" ], 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"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "address": { "type": "string", "description": "Account or contract address" }, "nonce": { "type": [ "number", "null" ], "description": "Transaction count (nonce) of the account" }, 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"required": [ "chain", "address", "nonce" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/nonce/0x7ceB23fD6bC0adD59E62ac25578270cFf1b9f619", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71446, "slug": "saylorinnovations-api-evm-polygon-transfers", "resource": "https://saylorinnovations.com/api/evm/polygon/transfers/{token}", "description": "Polygon ERC-20 token 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"7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ 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"additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "transfers", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-transfers-token.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "wallet": "0x7ceB23fD6bC0adD59E62ac25578270cFf1b9f619", "blocks": "100" } }, "output": { "type": "json", "example": { "chain": "base", "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "symbol": "USDC", "wallet": "0x1111111111111111111111111111111111111111", "from_block": 51737756, "to_block": 51738756, "count": 1, "truncated": false, "transfers": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "from": "0x2222222222222222222222222222222222222222", "to": "0x1111111111111111111111111111111111111111", "amount": "25", "raw": "25000000", "direction": "in" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "wallet": { "type": "string", "description": "optional 0x address — only transfers in or out of it (query)" }, "blocks": { "type": "string", "description": "optional look-back window, default 1000, max 2000 with wallet, 20 without (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "token": { "type": "string", "description": "Token the values refer to" }, "symbol": { "type": [ "string", "null" ], "description": "Ticker or asset symbol" }, "wallet": { "type": [ "string", "null" ], "description": "Wallet address queried" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "transfers": { "type": "array", "items": { "type": "object" }, "description": "Token transfers found" }, "decimals": { "type": [ "number", "null" ], "description": "Token decimal places" } }, "required": [ "chain", "token", "transfers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/transfers/0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359?wallet=0x7ceB23fD6bC0adD59E62ac25578270cFf1b9f619&blocks=100", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71447, "slug": "saylorinnovations-api-evm-polygon-events", "resource": "https://saylorinnovations.com/api/evm/polygon/events/{contract}", "description": "Contract Event Logs (polygon). Polygon contract event logs: raw logs for a contract, optional ?topic0= event filter, up to 2,000 blocks, newest first, up to 200 rows.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "events", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } }, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-events-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "blocks": "20" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "from_block": 51738256, "to_block": 51738756, "count": 1, "truncated": false, "logs": [ { "block": 51738700, "tx": "0xabababababababababababababababababababababababababababababababab", "log_index": 3, "topics": [ "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" ], "data": "0x" } ] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "blocks": { "type": "string", "description": "optional look-back window, default 500, max 2000 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "from_block": { "type": [ "number", "null" ], "description": "First block of the scanned range" }, "to_block": { "type": [ "number", "null" ], "description": "Last block of the scanned range" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "truncated": { "type": "boolean", "description": "True when the list was cut at the limit" }, "logs": { "type": "array", "items": { "type": "object" }, "description": "Event logs" }, "topic0": { "description": "First topic of the log (the event signature hash)" } }, "required": [ "chain", "contract", "logs" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/events/0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359?blocks=20", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71448, "slug": "saylorinnovations-api-evm-polygon-storage", "resource": "https://saylorinnovations.com/api/evm/polygon/storage/{contract}/{slot}", "description": "Polygon contract storage slot - raw 32-byte value with uint and address decodings", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "storage", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-storage-contract-slot.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x3333333333333333333333333333333333333333", "slot": "0x0", "value": "0x0000000000000000000000000000000000000000000000000000000000000001", "as_uint": "1", "as_address": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "slot": { "type": "string", "description": "Storage slot that was read" }, "value": { "type": "string", "description": "Value of the requested item" }, "as_uint": { "type": "string", "description": "Slot value interpreted as an unsigned integer" }, "as_address": { "type": [ "string", "null" ], "description": "Slot value interpreted as an address" } }, "required": [ "chain", "contract", "slot", "value" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/storage/0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359/0", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71449, "slug": "saylorinnovations-api-evm-polygon-call", "resource": "https://saylorinnovations.com/api/evm/polygon/call/{contract}", "description": "Polygon read-only contract call (eth_call) - return data, with reverts reported cleanly", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "call", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] }, "exampleResponse": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-call-contract.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567" } }, "output": { "type": "json", "example": { "chain": "base", "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "result": "0x0000000000000000000000000000000000000000000000000000000000000006", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "0x ABI-encoded calldata (query)" } }, "required": [ "data" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "result": { "type": [ "string", "null" ], "description": "Result of the operation" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" }, "revert_data": { "description": "Raw revert data returned by the call, if it reverted" } }, "required": [ "chain", "contract", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/call/0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359?data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71450, "slug": "saylorinnovations-api-evm-polygon-estimate-gas", "resource": "https://saylorinnovations.com/api/evm/polygon/estimate-gas", "description": "Polygon transaction gas estimate - gas units, gas price and fee in the native coin", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "polygon", "estimate-gas", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] }, "exampleResponse": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-polygon-estimate-gas.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "data": "0x313ce567", "to": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359" } }, "output": { "type": "json", "example": { "chain": "base", "gas": 21000, "gas_price_gwei": 0.006, "est_fee_native": "0.000000126", "native": "ETH", "reverted": false, "error": null } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "data": { "type": "string", "description": "optional 0x calldata (query)" }, "to": { "type": "string", "description": "0x target (query)" } }, "required": [ "to" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "gas": { "type": [ "number", "null" ], "description": "Gas amount" }, "gas_price_gwei": { "type": [ "number", "null" ], "description": "Gas price in gwei" }, "est_fee_native": { "type": [ "string", "null" ], "description": "Estimated fee in the chain native token" }, "native": { "type": "string", "description": "Native-token balance details" }, "reverted": { "type": "boolean", "description": "True when the call reverts" }, "error": { "type": [ "string", "null" ], "description": "Error message, if any" } }, "required": [ "chain", "reverted" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/evm/polygon/estimate-gas?to=0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359&data=0x313ce567", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71451, "slug": "saylorinnovations-api-evm-ethereum-nft-owner", "resource": "https://saylorinnovations.com/api/evm/ethereum/nft-owner/{contract}/{tokenId}", "description": "NFT owner of an ERC-721 token (ownerOf) on Base, Ethereum, Arbitrum, Optimism or Polygon", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "token_id": { "type": "string", "description": "Token id identifier" }, "owner": { "type": [ "string", "null" ], "description": "Owner address" } }, "required": [ "chain", "contract", "token_id", "owner" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "ethereum", "contract": "0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D", "token_id": "1", "owner": "0x4444444444444444444444444444444444444444" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "chain": { "type": "string", "description": "Blockchain the data is for" }, "contract": { "type": "string", "description": "Contract address" }, "token_id": { "type": "string", "description": "Token id identifier" }, "owner": { "type": [ "string", "null" ], "description": "Owner address" } }, "required": [ "chain", "contract", "token_id", "owner" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "evm", "ethereum", "nft-owner", "onchain" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.775Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations On-Chain Data", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "chain": "ethereum", "contract": "0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D", "token_id": "1", "owner": "0x4444444444444444444444444444444444444444" }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/evm-ethereum-nft-owner-contract-tokenid.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "chain": "ethereum", "contract": "0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D", "token_id": "1", "owner": 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"https://saylorinnovations.com/api/evm/ethereum/nft-owner/0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D/1", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71452, "slug": "saylorinnovations-api-evm-ethereum-nft-metadata", "resource": "https://saylorinnovations.com/api/evm/ethereum/nft-metadata/{contract}/{tokenId}", "description": "Send an NFT contract address and token ID, get ERC-721 or ERC-1155 metadata: tokenURI resolved, parsed JSON and image URL, on 5 EVM chains.", "type": "http", "serviceName": "Saylor Innovations On-Chain Data", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", 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day, percent" }, "change_7d_pct": { "type": [ "number", "null" ], "description": "Change over 7 days, percent" }, "chains": { "type": "array", "items": { "type": "object" }, "description": "Chains covered" }, "found": { "type": [ "boolean", "null" ], "description": "True when the lookup matched a record" }, "mcap_usd": { "description": "Mcap, in US dollars" }, "audits": { "type": [ "number", "null" ] }, "url": { "type": [ "string", "null" ], "description": "Canonical URL" }, "defillama": { "type": [ "string", "null" ] } }, "required": [ "slug", "name", "tvl_usd", "chains" ] } }, "required": [ "type" ] } }, "required": [ "input" ] }, "routeTemplate": "/api/defi/protocol/:slug" } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/defi/protocol/aave-v3", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71458, "slug": "saylorinnovations-api-defi-flows", "resource": "https://saylorinnovations.com/api/defi/flows", "description": "Biggest 7-day DeFi TVL gainers and losers over $10M, filterable by chain and category", "type": "http", "serviceName": "Saylor Innovations DeFi Intellig", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "generated_at": { "type": "string", "description": "Time this response was generated (UTC)" }, "filters": { "type": "object", "description": "Filters applied to this query" }, "gainers": { "type": "array", "items": { "type": "object" } }, "losers": { "type": "array", "items": { "type": "object" } }, "excludes": { "type": [ "string", "null" ] }, "source": { "type": [ "string", "null" ], "description": "Data source the values come from" } }, "required": [ "generated_at", "gainers", "losers" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "limit": "10" } }, "output": { "type": "json", "example": { "generated_at": "2026-09-24T17:00:00.000Z", "filters": { "chain": null, "category": null, "minTvl": 10000000 }, "gainers": [ { "slug": "aave-v3", "name": "Aave V3", "category": "Lending", "tvl_usd": 18308897625, "change_7d_pct": 7.48, "change_7d_usd": 1274000000 } ], "losers": [] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "limit": { "type": "string", "description": "optional 1-25, default 10 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "generated_at": { "type": "string", "description": "Time this response was generated (UTC)" }, "filters": { "type": "object", "description": "Filters applied to this query" }, "gainers": { "type": "array", "items": { "type": "object" } }, "losers": { "type": "array", "items": { "type": "object" } }, "excludes": { "type": [ "string", "null" ] }, "source": { "type": [ "string", "null" ], "description": "Data source the values come from" } }, "required": [ "generated_at", "gainers", "losers" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "defi", "flows", "defillama" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.776Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations DeFi Intellig", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "limit": { "type": "string", "description": "optional 1-25, default 10 (query)" } }, "required": [] }, "exampleResponse": { "generated_at": "2026-09-24T17:00:00.000Z", "filters": { "chain": null, "category": null, "minTvl": 10000000 }, "gainers": [ { "slug": "aave-v3", "name": "Aave V3", "category": "Lending", "tvl_usd": 18308897625, "change_7d_pct": 7.48, "change_7d_usd": 1274000000 } ], "losers": [] }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/defi-flows.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "limit": "10" } }, "output": { "type": "json", "example": { "generated_at": "2026-09-24T17:00:00.000Z", "filters": { "chain": null, "category": null, "minTvl": 10000000 }, "gainers": [ { "slug": "aave-v3", "name": "Aave V3", "category": "Lending", "tvl_usd": 18308897625, "change_7d_pct": 7.48, "change_7d_usd": 1274000000 } ], "losers": [] } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "limit": { "type": "string", "description": "optional 1-25, default 10 (query)" } } } }, "required": [ 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true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71459, "slug": "saylorinnovations-api-defi-chains", "resource": "https://saylorinnovations.com/api/defi/chains", "description": "DeFi total value locked (TVL) ranked by blockchain, with gas token and TVL in USD", "type": "http", "serviceName": "Saylor Innovations DeFi Intellig", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "generated_at": { "type": "string", "description": "Time this response was generated (UTC)" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "total_tvl_usd": { "type": [ "number", "null" ], "description": "Total tvl usd" }, "chains": { "type": "array", "items": { "type": "object" }, "description": "Chains covered" }, "source": { "type": [ "string", "null" ], "description": "Data source the values come from" } }, "required": [ "generated_at", "chains" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "limit": "10" } }, "output": { "type": "json", "example": { "generated_at": "2026-09-29T17:00:00.000Z", "count": 1, "total_tvl_usd": 180000000000, "chains": [ { "name": "Ethereum", "chain_id": 1, "gas_token": "ETH", "tvl_usd": 65000000000 } ], "source": "DefiLlama chains" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "limit": { "type": "string", "description": "optional 1-100, default 25 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "generated_at": { "type": "string", "description": "Time this response was generated (UTC)" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "total_tvl_usd": { "type": [ "number", "null" ], "description": "Total tvl usd" }, "chains": { "type": "array", "items": { "type": "object" }, "description": "Chains covered" }, "source": { "type": [ "string", "null" ], "description": "Data source the values come from" } }, "required": [ "generated_at", "chains" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "defi", "chains", "defillama" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.776Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations DeFi Intellig", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "limit": { "type": "string", "description": "optional 1-100, default 25 (query)" } }, "required": [] }, "exampleResponse": { "generated_at": "2026-09-29T17:00:00.000Z", "count": 1, "total_tvl_usd": 180000000000, "chains": [ { "name": "Ethereum", "chain_id": 1, "gas_token": "ETH", "tvl_usd": 65000000000 } ], "source": "DefiLlama chains" }, "parameterLocation": "query", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "limit": "10" } }, "output": { "type": "json", "example": { "generated_at": "2026-09-29T17:00:00.000Z", "count": 1, "total_tvl_usd": 180000000000, "chains": [ { "name": "Ethereum", "chain_id": 1, "gas_token": "ETH", "tvl_usd": 65000000000 } ], "source": "DefiLlama chains" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "limit": { "type": "string", "description": "optional 1-100, default 25 (query)" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "generated_at": { "type": "string", "description": "Time this response was generated (UTC)" }, "count": { "type": [ "number", "null" ], "description": "Number of items returned" }, "total_tvl_usd": { "type": [ "number", "null" ], "description": "Total tvl usd" }, "chains": { "type": "array", "items": { "type": "object" }, "description": "Chains covered" }, "source": { "type": [ "string", "null" ], "description": "Data source the values come from" } }, "required": [ "generated_at", "chains" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/defi/chains?limit=10", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71460, "slug": "saylorinnovations-api-x402-test", "resource": "https://saylorinnovations.com/api/x402/test", "description": "x402 test endpoint - pay once and get an itemized receipt with network, amount, payer and transaction", "type": "http", "serviceName": "Saylor Innovations x402 Test", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95877", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "ok": { "type": "boolean", "description": "True when the check succeeded" }, "message": { "type": "string" }, "settlement": { "type": "object" }, "request": { "type": "object" }, "received_at": { "type": "string", "description": "Received at (UTC unless a time zone is given)" }, "next": { "type": [ "string", "null" ], "description": "Next item" } }, "required": [ "ok", "settlement", "received_at" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "ok": true, "message": "Your x402 payment settled. Your client, wallet and facilitator path all work.", "settlement": { "network": "eip155:8453", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount_atomic": "1000", "amount_usd": 0.001, "payer": "0x1111111111111111111111111111111111111111", "transaction": "0xabababababababababababababababababababababababababababababababab", "explorer_url": "https://basescan.org/tx/0xabababababababababababababababababababababababababababababababab", "facilitator": "cdp" }, "request": { "payment_header": "PAYMENT-SIGNATURE", "x402_version": 2, "scheme": "exact", "user_agent": "x402-fetch" }, "received_at": "2026-09-24T19:00:00.000Z" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "ok": { "type": "boolean", "description": "True when the check succeeded" }, "message": { "type": "string" }, "settlement": { "type": "object" }, "request": { "type": "object" }, "received_at": { "type": "string", "description": "Received at (UTC unless a time zone is given)" }, "next": { "type": [ "string", "null" ], "description": "Next item" } }, "required": [ "ok", "settlement", "received_at" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "x402", "test", "debug", "payments" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.776Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations x402 Test", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "ok": true, "message": "Your x402 payment settled. Your client, wallet and facilitator path all work.", "settlement": { "network": "eip155:8453", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount_atomic": "1000", "amount_usd": 0.001, "payer": "0x1111111111111111111111111111111111111111", "transaction": "0xabababababababababababababababababababababababababababababababab", "explorer_url": "https://basescan.org/tx/0xabababababababababababababababababababababababababababababababab", "facilitator": "cdp" }, "request": { "payment_header": "PAYMENT-SIGNATURE", "x402_version": 2, "scheme": "exact", "user_agent": "x402-fetch" }, "received_at": "2026-09-24T19:00:00.000Z" }, "parameterLocation": "query", "freeSample": "https://saylorinnovations.com/samples/x402-test.json", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "ok": true, "message": "Your x402 payment settled. 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"name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71461, "slug": "saylorinnovations-api-x402-ping", "resource": "https://saylorinnovations.com/api/x402/ping", "description": "x402 ping health check - a paid round trip that returns server time and a request id", "type": "http", "serviceName": "Saylor Innovations x402 Utilitie", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "ok": { "type": "boolean", "description": "True when the check succeeded" }, "pong": { "type": "boolean" }, "service": { "type": "string", "description": "Service name" }, "server_time": { "type": "string", "description": "Server time (UTC unless a time zone is given)" }, "unix_ms": { "type": "number", "description": "Unix, in milliseconds" }, "request_id": { "type": "string", "description": "Request id identifier" } }, "required": [ "ok", "pong", "server_time" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "ok": true, "pong": true, "service": "saylorinnovations.com", "server_time": "2026-10-11T12:00:00.000Z", "unix_ms": 1791720000000, "request_id": "3f2a9c1e5b7d4a60" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { 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"serviceName": "Saylor Innovations x402 Utilitie", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": {}, "required": [] }, "exampleResponse": { "ok": true, "pong": true, "service": "saylorinnovations.com", "server_time": "2026-10-11T12:00:00.000Z", "unix_ms": 1791720000000, "request_id": "3f2a9c1e5b7d4a60" }, "parameterLocation": "query", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET" }, "output": { "type": "json", "example": { "ok": true, "pong": true, "service": "saylorinnovations.com", "server_time": "2026-10-11T12:00:00.000Z", "unix_ms": 1791720000000, "request_id": "3f2a9c1e5b7d4a60" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] } }, "required": [ "type", "method" ], "additionalProperties": false 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contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71462, "slug": "saylorinnovations-api-x402-time", "resource": "https://saylorinnovations.com/api/x402/time", "description": "Current UTC time as unix seconds, ISO 8601 and weekday, with optional time zone", "type": "http", "serviceName": "Saylor Innovations x402 Utilitie", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7", "asset": "So11111111111111111111111111111111111111112", "amount": "95773", "amountUsd": 0.01, "maxTimeoutSeconds": 120 } ], "outputSchema": { "type": "object", "properties": { "utc": { "type": "string", "description": "Time in UTC" }, "unix": { "type": "number" }, "unix_ms": { "type": "number", "description": "Unix, in milliseconds" }, "weekday": { "type": "string", "description": "Day of the week" }, "tz": { "type": [ "string", "null" ] }, "local": { "type": [ "string", "null" ] }, "offset_note": { "type": [ "string", "null" ], "description": "Offset note" } }, "required": [ "utc", "unix", "unix_ms", "weekday" ] }, "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tz": "America/New_York" } }, "output": { "type": "json", "example": { "utc": "2026-10-11T12:00:00.000Z", "unix": 1791720000, "unix_ms": 1791720000000, "weekday": "Sunday", "tz": "America/New_York", "local": "2026-10-11 08:00:00", "offset_note": "local is the wall-clock time in tz at this instant" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tz": { "type": "string", "description": "optional IANA time zone, e.g. America/New_York" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "utc": { "type": "string", "description": "Time in UTC" }, "unix": { "type": "number" }, "unix_ms": { "type": "number", "description": "Unix, in milliseconds" }, "weekday": { "type": "string", "description": "Day of the week" }, "tz": { "type": [ "string", "null" ] }, "local": { "type": [ "string", "null" ] }, "offset_note": { "type": [ "string", "null" ], "description": "Offset note" } }, "required": [ "utc", "unix", "unix_ms", "weekday" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "tags": [ "x402", "test", "utility", "time" ], "sourceHost": "saylorinnovations.com", "lastUpdated": "2026-10-26T22:14:01.776Z", "quality": {}, "metadata": { "serviceName": "Saylor Innovations x402 Utilitie", "method": "GET", "mimeType": "application/json", "inputSchema": { "type": "object", "properties": { "tz": { "type": "string", "description": "optional IANA time zone, e.g. America/New_York" } }, "required": [] }, "exampleResponse": { "utc": "2026-10-11T12:00:00.000Z", "unix": 1791720000, "unix_ms": 1791720000000, "weekday": "Sunday", "tz": "America/New_York", "local": "2026-10-11 08:00:00", "offset_note": "local is the wall-clock time in tz at this instant" }, "parameterLocation": "query", "extensions": { "bazaar": { "info": { "input": { "type": "http", "method": "GET", "queryParams": { "tz": "America/New_York" } }, "output": { "type": "json", "example": { "utc": "2026-10-11T12:00:00.000Z", "unix": 1791720000, "unix_ms": 1791720000000, "weekday": "Sunday", "tz": "America/New_York", "local": "2026-10-11 08:00:00", "offset_note": "local is the wall-clock time in tz at this instant" } } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "input": { "type": "object", "properties": { "type": { "type": "string", "const": "http" }, "method": { "type": "string", "enum": [ "GET" ] }, "queryParams": { "type": "object", "properties": { "tz": { "type": "string", "description": "optional IANA time zone, e.g. America/New_York" } } } }, "required": [ "type", "method" ], "additionalProperties": false }, "output": { "type": "object", "properties": { "type": { "type": "string", "const": "json" }, "example": { "type": "object", "properties": { "utc": { "type": "string", "description": "Time in UTC" }, "unix": { "type": "number" }, "unix_ms": { "type": "number", "description": "Unix, in milliseconds" }, "weekday": { "type": "string", "description": "Day of the week" }, "tz": { "type": [ "string", "null" ] }, "local": { "type": [ "string", "null" ] }, "offset_note": { "type": [ "string", "null" ], "description": "Offset note" } }, "required": [ "utc", "unix", "unix_ms", "weekday" ] } }, "required": [ "type" ] } }, "required": [ "input" ] } } }, "examples": [ { "label": "Unpaid discovery call", "method": "GET", "url": "https://saylorinnovations.com/api/x402/time?tz=America/New_York", "expectedStatus": 402 } ], "cacheTtlSeconds": 0, "capabilities": [], "noAccountRequired": true, "noApiKeyRequired": true, "sideEffects": "Paid calls settle the advertised payment; see the provider contract for execution behavior.", "payment": { "protocol": "x402", "settlement": "direct-to-provider" }, "provider": { "name": "Saylor Innovations", "host": "saylorinnovations.com", "manifestUrl": "https://saylorinnovations.com/.well-known/x402.json" } }, "liveness": { "reliability": null }, "verified": true, "featured": false }, { "id": 71463, "slug": "saylorinnovations-api-x402-uuid", "resource": "https://saylorinnovations.com/api/x402/uuid", "description": "Random UUID v4 generator - 1 to 20 values from a cryptographic random source", "type": "http", "serviceName": "Saylor Innovations x402 Utilitie", "mimeType": "application/json", "resourceType": "API", "x402Version": 2, "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "10000", "amountUsd": 0.01, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "eip155:42161", 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