{
  "x402Version": 2,
  "id": 27750,
  "slug": "27750",
  "resource": "https://apiacre.com/v1/crypto/base-gas-estimate",
  "description": "Estimate gas for one Base mainnet transaction context at a resolved block, add a bounded caller-selected buffer, and preserve RPC rejection evidence without signing or broadcasting.",
  "type": "http",
  "serviceName": "API Acre",
  "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1786471603/bazaar-icons/3cd5dfbdc8c7913d.png",
  "resourceType": "Beauty & Personal Care",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xa0BFa4f07281c9b248DC3AED2217836BcA24869B",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "4000",
      "amountUsd": 0.004,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "B4CHWQeQn7GDLZD2aW6hpGG2bEseisBFLZYECA3HDLan",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "4000",
      "amountUsd": 0.004,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "data": {
            "additionalProperties": false,
            "properties": {
              "block": {
                "type": "object"
              },
              "disclaimer": {
                "type": "string"
              },
              "estimate": {
                "type": [
                  "object",
                  "null"
                ]
              },
              "estimationAccepted": {
                "type": "boolean"
              },
              "limitations": {
                "items": {
                  "type": "string"
                },
                "type": "array"
              },
              "network": {
                "type": "string"
              },
              "networkRequestsMade": {
                "type": "integer"
              },
              "readOnly": {
                "type": "boolean"
              },
              "rpcCallsMade": {
                "type": "integer"
              },
              "rpcError": {
                "type": [
                  "object",
                  "null"
                ]
              },
              "source": {
                "type": "string"
              },
              "status": {
                "type": "string"
              },
              "transaction": {
                "type": "object"
              },
              "transactionBroadcast": {
                "type": "boolean"
              },
              "warnings": {
                "items": {
                  "type": "string"
                },
                "type": "array"
              }
            },
            "required": [
              "network",
              "status",
              "estimationAccepted",
              "transaction",
              "block",
              "estimate",
              "rpcError",
              "networkRequestsMade",
              "rpcCallsMade",
              "readOnly",
              "transactionBroadcast",
              "warnings",
              "limitations",
              "source",
              "disclaimer"
            ],
            "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"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "block_tag": "safe",
            "buffer_percent": 20,
            "call_data": "0x70a082310000000000000000000000001111111111111111111111111111111111111111",
            "from_address": "0x1111111111111111111111111111111111111111",
            "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "value_wei": "0"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "block": {
                "gasLimit": 120000000,
                "hash": "0x1111111111111111111111111111111111111111111111111111111111111111",
                "number": 34567890,
                "requestedTag": "safe",
                "timestamp": "2026-08-10T16:00:00+00:00"
              },
              "disclaimer": "Read-only Base mainnet gas estimation only. No transaction is created, signed...",
              "estimate": {
                "bufferPercent": 20,
                "gas": 24640,
                "gasHex": "0x6040",
                "suggestedGasLimit": 29568,
                "suggestedGasLimitHex": "0x7380"
              },
              "estimationAccepted": true,
              "limitations": [
                "The estimate is state-dependent and does not guarantee later execution.",
                "Base-fee components exclude priority fees, L1 data fees, and other fee compon...",
                "Only one existing destination is estimated; contract deployment is not suppor..."
              ],
              "network": "eip155:8453",
              "networkRequestsMade": 2,
              "readOnly": true,
              "rpcCallsMade": 2,
              "rpcError": null,
              "source": "https://docs.base.org/base-chain/api-reference/ethereum-json-rpc-api/eth_esti...",
              "status": "estimated",
              "transaction": {
                "dataBytes": 36,
                "dataSha256": "2da90680426443e99a57371fef89ebdb0cba7f941eda4e27491a3bd2069ef775",
                "from": "0x1111111111111111111111111111111111111111",
                "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                "valueWei": "0"
              },
              "transactionBroadcast": false,
              "warnings": []
            },
            "meta": {
              "cached": false,
              "duration_ms": 42,
              "next_actions": [],
              "sources": [],
              "warnings": []
            },
            "request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
            "service": "crypto.base-gas-estimate",
            "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"
                  },
                  "buffer_percent": {
                    "type": "integer"
                  },
                  "call_data": {
                    "type": "string"
                  },
                  "from_address": {
                    "type": "string"
                  },
                  "to": {
                    "type": "string"
                  },
                  "value_wei": {
                    "type": "string"
                  }
                },
                "required": [
                  "from_address",
                  "to"
                ],
                "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": {
                    "additionalProperties": false,
                    "properties": {
                      "block": {
                        "type": "object"
                      },
                      "disclaimer": {
                        "type": "string"
                      },
                      "estimate": {
                        "type": [
                          "object",
                          "null"
                        ]
                      },
                      "estimationAccepted": {
                        "type": "boolean"
                      },
                      "limitations": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "network": {
                        "type": "string"
                      },
                      "networkRequestsMade": {
                        "type": "integer"
                      },
                      "readOnly": {
                        "type": "boolean"
                      },
                      "rpcCallsMade": {
                        "type": "integer"
                      },
                      "rpcError": {
                        "type": [
                          "object",
                          "null"
                        ]
                      },
                      "source": {
                        "type": "string"
                      },
                      "status": {
                        "type": "string"
                      },
                      "transaction": {
                        "type": "object"
                      },
                      "transactionBroadcast": {
                        "type": "boolean"
                      },
                      "warnings": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      }
                    },
                    "required": [
                      "network",
                      "status",
                      "estimationAccepted",
                      "transaction",
                      "block",
                      "estimate",
                      "rpcError",
                      "networkRequestsMade",
                      "rpcCallsMade",
                      "readOnly",
                      "transactionBroadcast",
                      "warnings",
                      "limitations",
                      "source",
                      "disclaimer"
                    ],
                    "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": [
    "crypto",
    "evm",
    "base",
    "ethereum",
    "rpc",
    "bazaar",
    "payment-identifier"
  ],
  "sourceHost": "apiacre.com",
  "lastUpdated": "2026-10-08T09:57:22.283Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-10-08T09:57:21.854Z"
  },
  "metadata": {
    "serviceName": "API Acre",
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1786471603/bazaar-icons/3cd5dfbdc8c7913d.png",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "block_tag": "safe",
              "buffer_percent": 20,
              "call_data": "0x70a082310000000000000000000000001111111111111111111111111111111111111111",
              "from_address": "0x1111111111111111111111111111111111111111",
              "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "value_wei": "0"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "block": {
                  "gasLimit": 120000000,
                  "hash": "0x1111111111111111111111111111111111111111111111111111111111111111",
                  "number": 34567890,
                  "requestedTag": "safe",
                  "timestamp": "2026-08-10T16:00:00+00:00"
                },
                "disclaimer": "Read-only Base mainnet gas estimation only. No transaction is created, signed...",
                "estimate": {
                  "bufferPercent": 20,
                  "gas": 24640,
                  "gasHex": "0x6040",
                  "suggestedGasLimit": 29568,
                  "suggestedGasLimitHex": "0x7380"
                },
                "estimationAccepted": true,
                "limitations": [
                  "The estimate is state-dependent and does not guarantee later execution.",
                  "Base-fee components exclude priority fees, L1 data fees, and other fee compon...",
                  "Only one existing destination is estimated; contract deployment is not suppor..."
                ],
                "network": "eip155:8453",
                "networkRequestsMade": 2,
                "readOnly": true,
                "rpcCallsMade": 2,
                "rpcError": null,
                "source": "https://docs.base.org/base-chain/api-reference/ethereum-json-rpc-api/eth_esti...",
                "status": "estimated",
                "transaction": {
                  "dataBytes": 36,
                  "dataSha256": "2da90680426443e99a57371fef89ebdb0cba7f941eda4e27491a3bd2069ef775",
                  "from": "0x1111111111111111111111111111111111111111",
                  "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                  "valueWei": "0"
                },
                "transactionBroadcast": false,
                "warnings": []
              },
              "meta": {
                "cached": false,
                "duration_ms": 42,
                "next_actions": [],
                "sources": [],
                "warnings": []
              },
              "request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
              "service": "crypto.base-gas-estimate",
              "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"
                    },
                    "buffer_percent": {
                      "type": "integer"
                    },
                    "call_data": {
                      "type": "string"
                    },
                    "from_address": {
                      "type": "string"
                    },
                    "to": {
                      "type": "string"
                    },
                    "value_wei": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "from_address",
                    "to"
                  ],
                  "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": {
                      "additionalProperties": false,
                      "properties": {
                        "block": {
                          "type": "object"
                        },
                        "disclaimer": {
                          "type": "string"
                        },
                        "estimate": {
                          "type": [
                            "object",
                            "null"
                          ]
                        },
                        "estimationAccepted": {
                          "type": "boolean"
                        },
                        "limitations": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "network": {
                          "type": "string"
                        },
                        "networkRequestsMade": {
                          "type": "integer"
                        },
                        "readOnly": {
                          "type": "boolean"
                        },
                        "rpcCallsMade": {
                          "type": "integer"
                        },
                        "rpcError": {
                          "type": [
                            "object",
                            "null"
                          ]
                        },
                        "source": {
                          "type": "string"
                        },
                        "status": {
                          "type": "string"
                        },
                        "transaction": {
                          "type": "object"
                        },
                        "transactionBroadcast": {
                          "type": "boolean"
                        },
                        "warnings": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        }
                      },
                      "required": [
                        "network",
                        "status",
                        "estimationAccepted",
                        "transaction",
                        "block",
                        "estimate",
                        "rpcError",
                        "networkRequestsMade",
                        "rpcCallsMade",
                        "readOnly",
                        "transactionBroadcast",
                        "warnings",
                        "limitations",
                        "source",
                        "disclaimer"
                      ],
                      "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"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "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": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "data": {
      "block": {
        "gasLimit": 120000000,
        "hash": "0x1111111111111111111111111111111111111111111111111111111111111111",
        "number": 34567890,
        "requestedTag": "safe",
        "timestamp": "2026-08-10T16:00:00+00:00"
      },
      "disclaimer": "Read-only Base mainnet gas estimation only. No transaction is created, signed...",
      "estimate": {
        "bufferPercent": 20,
        "gas": 24640,
        "gasHex": "0x6040",
        "suggestedGasLimit": 29568,
        "suggestedGasLimitHex": "0x7380"
      },
      "estimationAccepted": true,
      "limitations": [
        "The estimate is state-dependent and does not guarantee later execution.",
        "Base-fee components exclude priority fees, L1 data fees, and other fee compon...",
        "Only one existing destination is estimated; contract deployment is not suppor..."
      ],
      "network": "eip155:8453",
      "networkRequestsMade": 2,
      "readOnly": true,
      "rpcCallsMade": 2,
      "rpcError": null,
      "source": "https://docs.base.org/base-chain/api-reference/ethereum-json-rpc-api/eth_esti...",
      "status": "estimated",
      "transaction": {
        "dataBytes": 36,
        "dataSha256": "2da90680426443e99a57371fef89ebdb0cba7f941eda4e27491a3bd2069ef775",
        "from": "0x1111111111111111111111111111111111111111",
        "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "valueWei": "0"
      },
      "transactionBroadcast": false,
      "warnings": []
    },
    "meta": {
      "cached": false,
      "duration_ms": 42,
      "next_actions": [],
      "sources": [],
      "warnings": []
    },
    "request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
    "service": "crypto.base-gas-estimate",
    "version": "1"
  }
}