{
  "x402Version": 2,
  "id": 2581,
  "slug": "2581",
  "resource": "https://apiacre.com/v1/crypto/base-contract-inspect",
  "description": "Inspect Base mainnet contract bytecode, common token metadata, and ERC-165, ERC-721, and ERC-1155 interface signals at one resolved block.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xa0BFa4f07281c9b248DC3AED2217836BcA24869B",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "B4CHWQeQn7GDLZD2aW6hpGG2bEseisBFLZYECA3HDLan",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "5000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "block_tag": "safe",
            "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "block": {
                "hash": "0x84d697381027abac69728893f2428050d4600473cc00d7e8b8d4ea6365a3656f",
                "number": 49834076,
                "requestedTag": "safe",
                "timestamp": "2026-08-11T14:11:39+00:00"
              },
              "code": {
                "sha256": "98d785fcb1bf847f287adc2310759fd94cc13e754b974bc72131382e8266f607",
                "sizeBytes": 1852
              },
              "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "disclaimer": "Point-in-time public Base state only. Token methods are optional and untruste...",
              "explorerUrl": "https://basescan.org/address/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "found": true,
              "interfaces": [
                {
                  "interfaceId": "0x01ffc9a7",
                  "standard": "ERC-165",
                  "supported": null
                }
              ],
              "network": "eip155:8453",
              "networkRequestsMade": 2,
              "readOnly": true,
              "source": "https://docs.base.org/base-chain/quickstart/connecting-to-base",
              "standardSources": {
                "ERC-1155": "https://eips.ethereum.org/EIPS/eip-1155",
                "ERC-165": "https://eips.ethereum.org/EIPS/eip-165",
                "ERC-20": "https://eips.ethereum.org/EIPS/eip-20",
                "ERC-721": "https://eips.ethereum.org/EIPS/eip-721"
              },
              "tokenMetadata": {
                "decimals": 6,
                "name": "USD Coin",
                "status": "complete",
                "symbol": "USDC",
                "totalSupplyAtomic": "4194970321976430"
              },
              "transactionBroadcast": false,
              "warnings": [
                "ERC-165 interface support was unavailable or non-standard",
                "ERC-721 interface support was unavailable or non-standard",
                "ERC-1155 interface support was unavailable or non-standard"
              ]
            },
            "meta": {
              "cached": false,
              "duration_ms": 42,
              "next_actions": [],
              "sources": [],
              "warnings": []
            },
            "request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
            "service": "crypto.base-contract-inspect",
            "version": "1"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "block_tag": {
                    "enum": [
                      "latest",
                      "safe",
                      "finalized"
                    ],
                    "type": "string"
                  },
                  "contract": {
                    "type": "string"
                  }
                },
                "required": [
                  "contract"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "data": {
                    "properties": {
                      "block": {
                        "type": "object"
                      },
                      "code": {
                        "type": "object"
                      },
                      "contract": {
                        "type": "string"
                      },
                      "disclaimer": {
                        "type": "string"
                      },
                      "explorerUrl": {
                        "type": "string"
                      },
                      "found": {
                        "type": "boolean"
                      },
                      "interfaces": {
                        "items": {
                          "type": "object"
                        },
                        "type": "array"
                      },
                      "network": {
                        "type": "string"
                      },
                      "networkRequestsMade": {
                        "type": "integer"
                      },
                      "readOnly": {
                        "type": "boolean"
                      },
                      "source": {
                        "type": "string"
                      },
                      "standardSources": {
                        "type": "object"
                      },
                      "tokenMetadata": {
                        "type": "object"
                      },
                      "transactionBroadcast": {
                        "type": "boolean"
                      },
                      "warnings": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      }
                    },
                    "type": "object"
                  },
                  "meta": {
                    "properties": {
                      "cached": {
                        "type": "boolean"
                      },
                      "duration_ms": {
                        "type": "integer"
                      },
                      "next_actions": {
                        "items": {
                          "type": "object"
                        },
                        "type": "array"
                      },
                      "sources": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "warnings": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      }
                    },
                    "required": [
                      "duration_ms",
                      "cached",
                      "sources",
                      "warnings",
                      "next_actions"
                    ],
                    "type": "object"
                  },
                  "request_id": {
                    "type": "string"
                  },
                  "service": {
                    "type": "string"
                  },
                  "version": {
                    "type": "string"
                  }
                },
                "required": [
                  "request_id",
                  "service",
                  "version",
                  "data",
                  "meta"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "payment-identifier": {
      "info": {
        "required": false
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "id": {
            "maxLength": 128,
            "minLength": 16,
            "pattern": "^[a-zA-Z0-9_-]+$",
            "type": "string"
          },
          "required": {
            "type": "boolean"
          }
        },
        "required": [
          "required"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar",
    "payment-identifier"
  ],
  "sourceHost": "apiacre.com",
  "lastUpdated": "2026-09-01T12:52:11.074Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-01T12:52:10.771Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "apiacre.com",
    "manifest_name": "apiacre.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}