{
  "x402Version": 2,
  "id": 28412,
  "slug": "28412",
  "resource": "https://x402-seller-pmlm.onrender.com/gas",
  "description": "Gas price: live gas fees for Ethereum, Base, Arbitrum, Polygon and Solana in one call. Use before sending a transaction to pick a fee or the cheapest chain. Returns base fee, slow/standard/fast priority fees, max fee, congestion, and the USD cost of a transfer, an ERC-20 transfer and a swap per chain, plus Solana priority fees. Optional chain. 0.002 USDC/call; failed calls are free.",
  "type": "http",
  "serviceName": "Gas Price",
  "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791275335/bazaar-icons/33b4c93fa74011e6.png",
  "resourceType": "Monitoring",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x079471E6F43b6feeF80895E19cBFcBB496904852",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0x079471E6F43b6feeF80895E19cBFcBB496904852",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:42161",
      "payTo": "0x079471E6F43b6feeF80895E19cBFcBB496904852",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "787RZwDGpjmRsG5wgnyBeWQHBuARax8Qo6P7dmDuqKeW",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:43114",
      "payTo": "0x079471E6F43b6feeF80895E19cBFcBB496904852",
      "asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
      "amount": "2000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:1329",
      "payTo": "0x079471E6F43b6feeF80895E19cBFcBB496904852",
      "asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
      "amount": "2000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "chains": {
            "items": {
              "properties": {
                "baseFeeGwei": {
                  "type": "number"
                },
                "chain": {
                  "type": "string"
                },
                "costStandard": {
                  "type": "object"
                },
                "priorityFeeGwei": {
                  "type": "object"
                }
              },
              "type": "object"
            },
            "type": "array"
          },
          "cheapestEvmForErc20Transfer": {
            "type": [
              "string",
              "null"
            ]
          },
          "generatedAt": {
            "type": "string"
          }
        },
        "required": [
          "chains"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "chain": "all"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "cached": false,
            "chains": [
              {
                "baseFeeGwei": 0.129579,
                "block": 26131718,
                "chain": "ethereum",
                "costStandard": {
                  "erc20Transfer": {
                    "native": 0.0000117319,
                    "usd": 0.03165
                  },
                  "nativeTransfer": {
                    "native": 0.00000379031,
                    "usd": 0.01023
                  },
                  "swap": {
                    "native": 0.0000324884,
                    "usd": 0.08764
                  }
                },
                "gasUsedRatio": 0.529,
                "maxFeePerGasGwei": {
                  "fast": 1.25916,
                  "slow": 0.260158,
                  "standard": 0.31007
                },
                "nativeSymbol": "ETH",
                "nativeUsd": 2697.7,
                "priorityFeeGwei": {
                  "fast": 1,
                  "slow": 0.001,
                  "standard": 0.050912
                }
              },
              {
                "baseFeeGwei": 0.005,
                "block": 52240417,
                "chain": "base",
                "costStandard": {
                  "erc20Transfer": {
                    "native": 3.965e-7,
                    "usd": 0.00107
                  },
                  "nativeTransfer": {
                    "native": 1.281e-7,
                    "usd": 0.00035
                  },
                  "swap": {
                    "native": 0.000001098,
                    "usd": 0.00296
                  }
                },
                "gasUsedRatio": 0.089,
                "maxFeePerGasGwei": {
                  "fast": 0.01292,
                  "slow": 0.01,
                  "standard": 0.0111
                },
                "nativeSymbol": "ETH",
                "nativeUsd": 2697.8,
                "note": "L2 execution cost only; the rollup adds a small L1 data fee per tx",
                "priorityFeeGwei": {
                  "fast": 0.00292,
                  "slow": 0,
                  "standard": 0.0011
                }
              },
              {
                "baseFeeGwei": 0.020016,
                "block": 512172634,
                "chain": "arbitrum",
                "costStandard": {
                  "erc20Transfer": {
                    "native": 0.00000130104,
                    "usd": 0.00351
                  },
                  "nativeTransfer": {
                    "native": 4.20336e-7,
                    "usd": 0.00113
                  },
                  "swap": {
                    "native": 0.00000360288,
                    "usd": 0.00972
                  }
                },
                "gasUsedRatio": 0.08,
                "maxFeePerGasGwei": {
                  "fast": 0.040032,
                  "slow": 0.040032,
                  "standard": 0.040032
                },
                "nativeSymbol": "ETH",
                "nativeUsd": 2696.88,
                "note": "L2 execution cost only; the rollup adds a small L1 data fee per tx",
                "priorityFeeGwei": {
                  "fast": 0,
                  "slow": 0,
                  "standard": 0
                }
              },
              {
                "baseFeeGwei": 246.188,
                "block": 95043353,
                "chain": "polygon",
                "costStandard": {
                  "erc20Transfer": {
                    "native": 0.0215401,
                    "usd": 0.00235
                  },
                  "nativeTransfer": {
                    "native": 0.00695912,
                    "usd": 0.00076
                  },
                  "swap": {
                    "native": 0.0596496,
                    "usd": 0.0065
                  }
                },
                "gasUsedRatio": 0.178,
                "maxFeePerGasGwei": {
                  "fast": 780.65,
                  "slow": 522.376,
                  "standard": 577.574
                },
                "nativeSymbol": "POL",
                "nativeUsd": 0.10899,
                "priorityFeeGwei": {
                  "fast": 288.274,
                  "slow": 30,
                  "standard": 85.1987
                }
              },
              {
                "baseFeeLamportsPerSignature": 5000,
                "chain": "solana",
                "costFor200kCu": {
                  "fast": {
                    "sol": 0.000005,
                    "usd": 0.0006
                  },
                  "slow": {
                    "sol": 0.000005,
                    "usd": 0.0006
                  },
                  "standard": {
                    "sol": 0.000005,
                    "usd": 0.0006
                  }
                },
                "nativeSymbol": "SOL",
                "nativeUsd": 119.7404,
                "note": "Per-slot minimum priority fees paid by txs touching the busiest SOL/USDC pool over the last ~150 slots (a swap-competitive estimate); 1 signature",
                "priorityFeeMicroLamportsPerCu": {
                  "fast": 0,
                  "slow": 0,
                  "standard": 0
                },
                "sampleSlots": 150,
                "slot": 453828503
              }
            ],
            "cheapestEvmForErc20Transfer": "base",
            "generatedAt": "2026-10-06T07:03:03.088Z",
            "latencyMs": 940
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "chain": {
                    "description": "One chain or all (default)",
                    "enum": [
                      "all",
                      "ethereum",
                      "base",
                      "arbitrum",
                      "polygon",
                      "solana"
                    ],
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "chains": {
                    "items": {
                      "properties": {
                        "baseFeeGwei": {
                          "type": "number"
                        },
                        "chain": {
                          "type": "string"
                        },
                        "costStandard": {
                          "type": "object"
                        },
                        "priorityFeeGwei": {
                          "type": "object"
                        }
                      },
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "cheapestEvmForErc20Transfer": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "generatedAt": {
                    "type": "string"
                  }
                },
                "required": [
                  "chains"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "builder-code": {
      "info": {
        "a": "bc_rdtmtdd1"
      },
      "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"
      }
    },
    "eip2612GasSponsoring": {},
    "erc20ApprovalGasSponsoring": {}
  },
  "tags": [
    "gas price",
    "gas fees",
    "ethereum gas",
    "estimate gas",
    "solana priority fee",
    "bazaar",
    "builder-code",
    "eip2612GasSponsoring",
    "erc20ApprovalGasSponsoring"
  ],
  "sourceHost": "x402-seller-pmlm.onrender.com",
  "lastUpdated": "2026-10-11T08:15:09.624Z",
  "quality": {
    "calls30d": 7,
    "uniquePayers30d": 4,
    "lastCalledAt": "2026-10-11T08:15:09.375Z"
  },
  "metadata": {
    "serviceName": "Gas Price",
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791275335/bazaar-icons/33b4c93fa74011e6.png",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "chain": "all"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "cached": false,
              "chains": [
                {
                  "baseFeeGwei": 0.129579,
                  "block": 26131718,
                  "chain": "ethereum",
                  "costStandard": {
                    "erc20Transfer": {
                      "native": 0.0000117319,
                      "usd": 0.03165
                    },
                    "nativeTransfer": {
                      "native": 0.00000379031,
                      "usd": 0.01023
                    },
                    "swap": {
                      "native": 0.0000324884,
                      "usd": 0.08764
                    }
                  },
                  "gasUsedRatio": 0.529,
                  "maxFeePerGasGwei": {
                    "fast": 1.25916,
                    "slow": 0.260158,
                    "standard": 0.31007
                  },
                  "nativeSymbol": "ETH",
                  "nativeUsd": 2697.7,
                  "priorityFeeGwei": {
                    "fast": 1,
                    "slow": 0.001,
                    "standard": 0.050912
                  }
                },
                {
                  "baseFeeGwei": 0.005,
                  "block": 52240417,
                  "chain": "base",
                  "costStandard": {
                    "erc20Transfer": {
                      "native": 3.965e-7,
                      "usd": 0.00107
                    },
                    "nativeTransfer": {
                      "native": 1.281e-7,
                      "usd": 0.00035
                    },
                    "swap": {
                      "native": 0.000001098,
                      "usd": 0.00296
                    }
                  },
                  "gasUsedRatio": 0.089,
                  "maxFeePerGasGwei": {
                    "fast": 0.01292,
                    "slow": 0.01,
                    "standard": 0.0111
                  },
                  "nativeSymbol": "ETH",
                  "nativeUsd": 2697.8,
                  "note": "L2 execution cost only; the rollup adds a small L1 data fee per tx",
                  "priorityFeeGwei": {
                    "fast": 0.00292,
                    "slow": 0,
                    "standard": 0.0011
                  }
                },
                {
                  "baseFeeGwei": 0.020016,
                  "block": 512172634,
                  "chain": "arbitrum",
                  "costStandard": {
                    "erc20Transfer": {
                      "native": 0.00000130104,
                      "usd": 0.00351
                    },
                    "nativeTransfer": {
                      "native": 4.20336e-7,
                      "usd": 0.00113
                    },
                    "swap": {
                      "native": 0.00000360288,
                      "usd": 0.00972
                    }
                  },
                  "gasUsedRatio": 0.08,
                  "maxFeePerGasGwei": {
                    "fast": 0.040032,
                    "slow": 0.040032,
                    "standard": 0.040032
                  },
                  "nativeSymbol": "ETH",
                  "nativeUsd": 2696.88,
                  "note": "L2 execution cost only; the rollup adds a small L1 data fee per tx",
                  "priorityFeeGwei": {
                    "fast": 0,
                    "slow": 0,
                    "standard": 0
                  }
                },
                {
                  "baseFeeGwei": 246.188,
                  "block": 95043353,
                  "chain": "polygon",
                  "costStandard": {
                    "erc20Transfer": {
                      "native": 0.0215401,
                      "usd": 0.00235
                    },
                    "nativeTransfer": {
                      "native": 0.00695912,
                      "usd": 0.00076
                    },
                    "swap": {
                      "native": 0.0596496,
                      "usd": 0.0065
                    }
                  },
                  "gasUsedRatio": 0.178,
                  "maxFeePerGasGwei": {
                    "fast": 780.65,
                    "slow": 522.376,
                    "standard": 577.574
                  },
                  "nativeSymbol": "POL",
                  "nativeUsd": 0.10899,
                  "priorityFeeGwei": {
                    "fast": 288.274,
                    "slow": 30,
                    "standard": 85.1987
                  }
                },
                {
                  "baseFeeLamportsPerSignature": 5000,
                  "chain": "solana",
                  "costFor200kCu": {
                    "fast": {
                      "sol": 0.000005,
                      "usd": 0.0006
                    },
                    "slow": {
                      "sol": 0.000005,
                      "usd": 0.0006
                    },
                    "standard": {
                      "sol": 0.000005,
                      "usd": 0.0006
                    }
                  },
                  "nativeSymbol": "SOL",
                  "nativeUsd": 119.7404,
                  "note": "Per-slot minimum priority fees paid by txs touching the busiest SOL/USDC pool over the last ~150 slots (a swap-competitive estimate); 1 signature",
                  "priorityFeeMicroLamportsPerCu": {
                    "fast": 0,
                    "slow": 0,
                    "standard": 0
                  },
                  "sampleSlots": 150,
                  "slot": 453828503
                }
              ],
              "cheapestEvmForErc20Transfer": "base",
              "generatedAt": "2026-10-06T07:03:03.088Z",
              "latencyMs": 940
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "chain": {
                      "description": "One chain or all (default)",
                      "enum": [
                        "all",
                        "ethereum",
                        "base",
                        "arbitrum",
                        "polygon",
                        "solana"
                      ],
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "chains": {
                      "items": {
                        "properties": {
                          "baseFeeGwei": {
                            "type": "number"
                          },
                          "chain": {
                            "type": "string"
                          },
                          "costStandard": {
                            "type": "object"
                          },
                          "priorityFeeGwei": {
                            "type": "object"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "cheapestEvmForErc20Transfer": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "generatedAt": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "chains"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_rdtmtdd1"
        },
        "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"
        }
      },
      "eip2612GasSponsoring": {},
      "erc20ApprovalGasSponsoring": {}
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402-seller-pmlm.onrender.com",
    "manifest_name": "x402-seller-pmlm.onrender.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": {
    "example": {
      "chains": [
        {
          "baseFeeGwei": 0,
          "chain": "string",
          "costStandard": {},
          "priorityFeeGwei": {}
        }
      ],
      "cheapestEvmForErc20Transfer": "string",
      "generatedAt": "string"
    },
    "type": "string"
  }
}