{ "x402Version": 2, "id": 38095, "slug": "38095", "resource": "https://x402-doctor.onrender.com/api/v1/preflight", "description": "Is this x402 endpoint safe to pay? Check it before your AI agent pays: go / caution / no_go, the recommended payment option, and why (payment would fail, over your budget, price above advertised, not HTTPS, unknown token). Never pays the endpoint. Cached 10 min.", "type": "http", "serviceName": "x402 Doctor", "resourceType": "Travel", "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0x6B0F4651eD42893ab58139938175E4a69f175F25", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "ATWJ82T8nRdQwZnaysB68N5EpaSvLRsQP4h6eWmaJBH9", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 } ], "outputSchema": { "properties": { "example": { "properties": { "cached": { "type": "boolean" }, "checked_at": { "type": "string" }, "method": { "type": [ "string", "null" ] }, "options": { "items": { "properties": { "amount": { "type": [ "string", "null" ] }, "asset_symbol": { "type": [ "string", "null" ] }, "index": { "type": "integer" }, "network": { "type": [ "string", "null" ] }, "network_name": { "type": [ "string", "null" ] }, "pay_to": { "type": [ "string", "null" ] }, "payable": { "type": "boolean" }, "problems": { "items": { "type": "string" }, "type": "array" }, "usd": { "type": [ "number", "null" ] } }, "required": [ "index", "payable", "problems" ], "type": "object" }, "type": "array" }, "reasons": { "items": { "properties": { "code": { "type": "string" }, "level": { "enum": [ "no_go", "caution", "info" ], "type": "string" }, "message": { "type": "string" } }, "required": [ "level", "code", "message" ], "type": "object" }, "type": "array" }, "recommended_option": { "type": [ "integer", "null" ] }, "safe_to_pay": { "type": "boolean" }, "signals": { "type": "object" }, "summary": { "type": "string" }, "url": { "type": "string" }, "verdict": { "enum": [ "go", "caution", "no_go" ], "type": "string" } }, "required": [ "url", "verdict", "safe_to_pay", "summary", "options", "reasons" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" }, "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "max_usd": "0.05", "url": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT" }, "type": "http" }, "output": { "example": { "cached": false, "checked_at": "2026-09-23T17:00:00.000Z", "method": "GET", "options": [ { "amount": "20000", "asset_symbol": "USDC", "index": 0, "network": "eip155:8453", "network_name": "Base", "pay_to": "0x6B0F4651eD42893ab58139938175E4a69f175F25", "payable": true, "problems": [], "usd": 0.02 } ], "reasons": [], "recommended_option": 0, "safe_to_pay": true, "signals": { "advertised_price_usd": 0.02, "https": true, "listed_in_cdp_bazaar": false }, "summary": "OK to pay: $0.02 on Base.", "url": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT", "verdict": "go" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "max_usd": { "description": "Your budget per call in USD; above it the verdict is no_go.", "type": "string" }, "method": { "description": "HTTP method you will call it with. Default: try GET, then POST.", "enum": [ "GET", "POST" ], "type": "string" }, "network": { "description": "CAIP-2 network you want to pay on, e.g. eip155:8453 or solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp.", "type": "string" }, "url": { "description": "The x402 endpoint you are about to pay.", "type": "string" } }, "required": [ "url" ], "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "properties": { "cached": { "type": "boolean" }, "checked_at": { "type": "string" }, "method": { "type": [ "string", "null" ] }, "options": { "items": { "properties": { "amount": { "type": [ "string", "null" ] }, "asset_symbol": { "type": [ "string", "null" ] }, "index": { "type": "integer" }, "network": { "type": [ "string", "null" ] }, "network_name": { "type": [ "string", "null" ] }, "pay_to": { "type": [ "string", "null" ] }, "payable": { "type": "boolean" }, "problems": { "items": { "type": "string" }, "type": "array" }, "usd": { "type": [ "number", "null" ] } }, "required": [ "index", "payable", "problems" ], "type": "object" }, "type": "array" }, "reasons": { "items": { "properties": { "code": { "type": "string" }, "level": { "enum": [ "no_go", "caution", "info" ], "type": "string" }, "message": { "type": "string" } }, "required": [ "level", "code", "message" ], "type": "object" }, "type": "array" }, "recommended_option": { "type": [ "integer", "null" ] }, "safe_to_pay": { "type": "boolean" }, "signals": { "type": "object" }, "summary": { "type": "string" }, "url": { "type": "string" }, "verdict": { "enum": [ "go", "caution", "no_go" ], "type": "string" } }, "required": [ "url", "verdict", "safe_to_pay", "summary", "options", "reasons" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } } }, "tags": [ "x402", "payments", "safety", "pre-payment", "agents", "bazaar" ], "sourceHost": "x402-doctor.onrender.com", "lastUpdated": "2026-10-02T18:13:46.962Z", "quality": { "calls30d": 34, "uniquePayers30d": 3, "lastCalledAt": "2026-10-02T18:13:45.963Z" }, "metadata": { "serviceName": "x402 Doctor", "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "max_usd": "0.05", "url": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT" }, "type": "http" }, "output": { "example": { "cached": false, "checked_at": "2026-09-23T17:00:00.000Z", "method": "GET", "options": [ { "amount": "20000", "asset_symbol": "USDC", "index": 0, "network": "eip155:8453", "network_name": "Base", "pay_to": "0x6B0F4651eD42893ab58139938175E4a69f175F25", "payable": true, "problems": [], "usd": 0.02 } ], "reasons": [], "recommended_option": 0, "safe_to_pay": true, "signals": { "advertised_price_usd": 0.02, "https": true, "listed_in_cdp_bazaar": false }, "summary": "OK to pay: $0.02 on Base.", "url": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT", "verdict": "go" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "max_usd": { "description": "Your budget per call in USD; above it the verdict is no_go.", "type": "string" }, "method": { "description": "HTTP method you will call it with. Default: try GET, then POST.", "enum": [ "GET", "POST" ], "type": "string" }, "network": { "description": "CAIP-2 network you want to pay on, e.g. eip155:8453 or solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp.", "type": "string" }, "url": { "description": "The x402 endpoint you are about to pay.", "type": "string" } }, "required": [ "url" ], "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "properties": { "cached": { "type": "boolean" }, "checked_at": { "type": "string" }, "method": { "type": [ "string", "null" ] }, "options": { "items": { "properties": { "amount": { "type": [ "string", "null" ] }, "asset_symbol": { "type": [ "string", "null" ] }, "index": { "type": "integer" }, "network": { "type": [ "string", "null" ] }, "network_name": { "type": [ "string", "null" ] }, "pay_to": { "type": [ "string", "null" ] }, "payable": { "type": "boolean" }, "problems": { "items": { "type": "string" }, "type": "array" }, "usd": { "type": [ "number", "null" ] } }, "required": [ "index", "payable", "problems" ], "type": "object" }, "type": "array" }, "reasons": { "items": { "properties": { "code": { "type": "string" }, "level": { "enum": [ "no_go", "caution", "info" ], "type": "string" }, "message": { "type": "string" } }, "required": [ "level", "code", "message" ], "type": "object" }, "type": "array" }, "recommended_option": { "type": [ "integer", "null" ] }, "safe_to_pay": { "type": "boolean" }, "signals": { "type": "object" }, "summary": { "type": "string" }, "url": { "type": "string" }, "verdict": { "enum": [ "go", "caution", "no_go" ], "type": "string" } }, "required": [ "url", "verdict", "safe_to_pay", "summary", "options", "reasons" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } } } }, "liveness": { "reliability": null }, "verified": false, "featured": false, "provider": { "host": "x402-doctor.onrender.com", "manifest_name": "x402-doctor.onrender.com", "source": "cdp-mirror", "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources", "submitted_at": "2026-10-13T15:56:53.641Z" }, "exampleResponse": { "example": { "cached": true, "checked_at": "string", "method": "string", "options": [ { "amount": "string", "asset_symbol": "string", "index": 0, "network": "string", "network_name": "string", "pay_to": "string", "payable": true, "problems": [ "string" ], "usd": 0 } ], "reasons": [ { "code": "string", "level": "no_go", "message": "string" } ], "recommended_option": 0, "safe_to_pay": true, "signals": {}, "summary": "string", "url": "string", "verdict": "go" }, "type": "string" } }