{
  "x402Version": 2,
  "slug": "saylorinnovations-api-evm-optimism-call-contract",
  "resource": "https://saylorinnovations.com/api/evm/optimism/call/{contract}",
  "description": "Optimism read-only contract call (eth_call) with ?data= calldata, optional ?from= and ?block=; reverts reported cleanly with revert data.",
  "type": "http",
  "serviceName": "Saylor EVM Chain Data",
  "mimeType": "application/json",
  "iconUrl": "https://bazaar.saylorinnovations.com/assets/saylor-logo.jpg",
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      "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",
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      "network": "eip155:8453",
      "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
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      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "10000",
      "amountUsd": 0.01,
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      "scheme": "exact",
      "network": "eip155:42161",
      "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
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          "discoverable": true,
          "pathParams": {
            "contract": "string"
          }
        },
        "output": {
          "type": "json",
          "example": {
            "chain": "base",
            "number": 12345678,
            "hash": "0x1234",
            "timestamp": "2026-10-12T00:00:00.000Z"
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                "chain": "base",
                "number": 12345678,
                "hash": "0x1234",
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              }
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        }
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    "x402",
    "api",
    "optimism",
    "call",
    "pay-per-request",
    "no-api-key",
    "agent-readable"
  ],
  "sourceHost": "saylorinnovations.com",
  "lastUpdated": "2026-10-12T08:43:26.508Z",
  "metadata": {
    "serviceName": "Saylor EVM Chain Data",
    "mimeType": "application/json",
    "iconUrl": "https://bazaar.saylorinnovations.com/assets/saylor-logo.jpg",
    "extensions": {
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            "method": "GET",
            "discoverable": true,
            "pathParams": {
              "contract": "string"
            }
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          "output": {
            "type": "json",
            "example": {
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              "number": 12345678,
              "hash": "0x1234",
              "timestamp": "2026-10-12T00:00:00.000Z"
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          "type": "object",
          "required": [
            "input",
            "output"
          ],
          "properties": {
            "input": {
              "type": "object",
              "additionalProperties": false,
              "properties": {
                "contract": {
                  "type": "string"
                }
              },
              "required": [
                "contract"
              ]
            },
            "output": {
              "type": "object",
              "additionalProperties": true,
              "examples": [
                {
                  "chain": "base",
                  "number": 12345678,
                  "hash": "0x1234",
                  "timestamp": "2026-10-12T00:00:00.000Z"
                }
              ]
            }
          }
        }
      }
    },
    "method": "GET",
    "inputMimeTypes": [
      "application/json",
      "application/x-www-form-urlencoded"
    ],
    "outputMimeTypes": [
      "application/json"
    ],
    "paymentProtocol": "x402",
    "noAccountRequired": true,
    "noApiKeyRequired": true,
    "auth": "none-before-payment",
    "pricingPolicy": {
      "unit": "request",
      "minimumUsd": 0.01
    },
    "parameters": [
      {
        "name": "contract",
        "in": "path",
        "required": true,
        "schema": {
          "type": "string"
        }
      }
    ],
    "exampleUrl": "https://saylorinnovations.com/api/evm/optimism/call/0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85?data=0x313ce567",
    "discoveryUrl": "https://bazaar.saylorinnovations.com/discovery/search?urlSubstring=https%3A%2F%2Fsaylorinnovations.com",
    "capabilities": [
      "Optimism read-only contract call (eth_call) with ?data= calldata, optional ?from= and ?block=; reverts reported cleanly with revert data."
    ],
    "useWhen": "Use when an agent needs live, structured data or analysis that should be fetched at request time instead of guessed by a model.",
    "doNotUseWhen": "Do not use for investment, medical, legal, or safety-critical decisions without independent verification.",
    "sideEffects": "none; read-only GET endpoint after x402 payment",
    "license": "Commercial - pay-per-request via x402",
    "repository": "https://github.com/SaylorInnovations/solana-x402",
    "family": "evm"
  },
  "liveness": {
    "reliability": null
  },
  "verified": true,
  "featured": false,
  "partialResults": true,
  "source": "saylor-live-manifest"
}