{
  "x402Version": 2,
  "id": 35859,
  "slug": "35859",
  "resource": "https://tanod.dev/v1/chain/call",
  "description": "chainpeek (Tanod) read-only contract call (eth_call) on Ethereum or Base: raw hex calldata in, raw hex result out. Use when an agent must read a contract function's return value without sending a transaction.",
  "type": "http",
  "serviceName": "Tanod chainpeek",
  "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791364949/bazaar-icons/d8143c9bc952f5cd.png",
  "resourceType": "Beauty & Personal Care",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x593857A4a4F619543ea12394137C3004ce841720",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0x593857A4a4F619543ea12394137C3004ce841720",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "block": {
            "type": [
              "string",
              "integer"
            ]
          },
          "chain": {
            "type": "string"
          },
          "is_empty": {
            "type": "boolean"
          },
          "note": {
            "type": "string"
          },
          "result": {
            "type": "string"
          },
          "result_bytes": {
            "type": "integer"
          },
          "selector": {
            "type": [
              "string",
              "null"
            ]
          },
          "to": {
            "type": "string"
          }
        },
        "required": [
          "chain",
          "to",
          "block",
          "result",
          "result_bytes",
          "is_empty"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "chain": "base",
            "data": "0x18160ddd",
            "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "block": "latest",
            "chain": "base",
            "is_empty": false,
            "note": "result is raw ABI-encoded return data; an empty result from an address without code is normal",
            "result": "0x000000000000000000000000000000000000000000000000000f914dad280809",
            "result_bytes": 32,
            "selector": "0x18160ddd",
            "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": false,
                "properties": {
                  "block": {
                    "anyOf": [
                      {
                        "pattern": "^(latest|pending|finalized|[0-9]{1,13})$",
                        "type": "string"
                      },
                      {
                        "type": "integer"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "default": null,
                    "description": "latest (default), pending, finalized or a block number (older blocks need an archive node and may fail)."
                  },
                  "chain": {
                    "description": "ethereum or base.",
                    "enum": [
                      "ethereum",
                      "base"
                    ],
                    "type": "string"
                  },
                  "data": {
                    "description": "ABI-encoded calldata, 0x-hex with an even number of digits, at most 8 kB (4-byte selector + arguments; 0x18160ddd is totalSupply()).",
                    "maxLength": 16386,
                    "pattern": "^0x([0-9a-fA-F]{2})*$",
                    "type": "string"
                  },
                  "to": {
                    "description": "Contract (or account) to call.",
                    "pattern": "^0x[0-9a-fA-F]{40}$",
                    "type": "string"
                  }
                },
                "required": [
                  "chain",
                  "to",
                  "data"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "block": {
                    "type": [
                      "string",
                      "integer"
                    ]
                  },
                  "chain": {
                    "type": "string"
                  },
                  "is_empty": {
                    "type": "boolean"
                  },
                  "note": {
                    "type": "string"
                  },
                  "result": {
                    "type": "string"
                  },
                  "result_bytes": {
                    "type": "integer"
                  },
                  "selector": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "to": {
                    "type": "string"
                  }
                },
                "required": [
                  "chain",
                  "to",
                  "block",
                  "result",
                  "result_bytes",
                  "is_empty"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "builder-code": {
      "info": {
        "a": "bc_h7pxv14u"
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "a": {
            "description": "App builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          },
          "s": {
            "description": "Service builder codes",
            "items": {
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "maxItems": 11,
            "type": "array"
          },
          "w": {
            "description": "Wallet builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          }
        },
        "type": "object"
      }
    }
  },
  "tags": [
    "chainpeek",
    "chain",
    "call",
    "ens",
    "calldata",
    "bazaar",
    "builder-code"
  ],
  "sourceHost": "tanod.dev",
  "lastUpdated": "2026-10-09T21:10:40.699Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-10-09T21:10:39.799Z"
  },
  "metadata": {
    "serviceName": "Tanod chainpeek",
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791364949/bazaar-icons/d8143c9bc952f5cd.png",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "chain": "base",
              "data": "0x18160ddd",
              "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "block": "latest",
              "chain": "base",
              "is_empty": false,
              "note": "result is raw ABI-encoded return data; an empty result from an address without code is normal",
              "result": "0x000000000000000000000000000000000000000000000000000f914dad280809",
              "result_bytes": 32,
              "selector": "0x18160ddd",
              "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "block": {
                      "anyOf": [
                        {
                          "pattern": "^(latest|pending|finalized|[0-9]{1,13})$",
                          "type": "string"
                        },
                        {
                          "type": "integer"
                        },
                        {
                          "type": "null"
                        }
                      ],
                      "default": null,
                      "description": "latest (default), pending, finalized or a block number (older blocks need an archive node and may fail)."
                    },
                    "chain": {
                      "description": "ethereum or base.",
                      "enum": [
                        "ethereum",
                        "base"
                      ],
                      "type": "string"
                    },
                    "data": {
                      "description": "ABI-encoded calldata, 0x-hex with an even number of digits, at most 8 kB (4-byte selector + arguments; 0x18160ddd is totalSupply()).",
                      "maxLength": 16386,
                      "pattern": "^0x([0-9a-fA-F]{2})*$",
                      "type": "string"
                    },
                    "to": {
                      "description": "Contract (or account) to call.",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain",
                    "to",
                    "data"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "block": {
                      "type": [
                        "string",
                        "integer"
                      ]
                    },
                    "chain": {
                      "type": "string"
                    },
                    "is_empty": {
                      "type": "boolean"
                    },
                    "note": {
                      "type": "string"
                    },
                    "result": {
                      "type": "string"
                    },
                    "result_bytes": {
                      "type": "integer"
                    },
                    "selector": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "to": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain",
                    "to",
                    "block",
                    "result",
                    "result_bytes",
                    "is_empty"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_h7pxv14u"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "tanod.dev",
    "manifest_name": "tanod.dev",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "block": "string",
      "chain": "string",
      "is_empty": true,
      "note": "string",
      "result": "string",
      "result_bytes": 0,
      "selector": "string",
      "to": "string"
    },
    "type": "string"
  }
}