{
  "x402Version": 2,
  "id": 52476,
  "slug": "52476",
  "resource": "https://x402.professorsausages.com/gas-oracle/:chain",
  "description": "Current gas market for one chain — bid-ready EIP-1559 fees + USD costs",
  "type": "http",
  "serviceName": "Multichain Gas Oracle",
  "resourceType": "Agent Service",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x54ebFCF3870439B9db62381848c5DabC05c70d5B",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "category": "defi",
      "info": {
        "input": {
          "method": "GET",
          "type": "http"
        },
        "output": {
          "properties": {
            "ageMs": {
              "type": "integer"
            },
            "baseFee": {
              "properties": {
                "gwei": {
                  "type": "number"
                },
                "nextGwei": {
                  "type": "number"
                },
                "wei": {
                  "type": "string"
                }
              },
              "type": "object"
            },
            "block": {
              "type": "integer"
            },
            "cache": {
              "enum": [
                "hit",
                "miss",
                "stale"
              ],
              "type": "string"
            },
            "chain": {
              "type": "string"
            },
            "chainId": {
              "type": "integer"
            },
            "congestion": {
              "type": "object"
            },
            "fetchedAt": {
              "type": "string"
            },
            "legacyGasPriceGwei": {
              "type": "number"
            },
            "native": {
              "description": "Native-token USD price + Chainlink round metadata.",
              "type": "object"
            },
            "priorityFee": {
              "description": "Priority-fee percentiles (gwei) over the last 20 blocks.",
              "type": "object"
            },
            "quickCosts": {
              "type": "object"
            },
            "suggested": {
              "properties": {
                "fast": {
                  "properties": {
                    "maxFeePerGas": {
                      "description": "Fee cap in wei = 2×nextBaseFee + tip (tx-ready).",
                      "type": "string"
                    },
                    "maxPriorityFeePerGas": {
                      "description": "Tip in wei (tx-ready).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "maxPriorityFeePerGas",
                    "maxFeePerGas"
                  ],
                  "type": "object"
                },
                "slow": {
                  "properties": {
                    "maxFeePerGas": {
                      "description": "Fee cap in wei = 2×nextBaseFee + tip (tx-ready).",
                      "type": "string"
                    },
                    "maxPriorityFeePerGas": {
                      "description": "Tip in wei (tx-ready).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "maxPriorityFeePerGas",
                    "maxFeePerGas"
                  ],
                  "type": "object"
                },
                "standard": {
                  "properties": {
                    "maxFeePerGas": {
                      "description": "Fee cap in wei = 2×nextBaseFee + tip (tx-ready).",
                      "type": "string"
                    },
                    "maxPriorityFeePerGas": {
                      "description": "Tip in wei (tx-ready).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "maxPriorityFeePerGas",
                    "maxFeePerGas"
                  ],
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "chain",
            "chainId",
            "block",
            "baseFee",
            "priorityFee",
            "suggested",
            "native"
          ],
          "type": "object"
        }
      },
      "routeTemplate": "https://x402.professorsausages.com/gas-oracle/:chain",
      "schema": {
        "properties": {
          "input": {
            "type": "object"
          },
          "output": {
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "catalog": {
      "catalogUrl": "https://x402.professorsausages.com/?ref=402&v=related&from=gas-oracle",
      "message": "You called Multichain Gas Oracle. Agents doing defi work commonly also use these — same pay-per-call model, each with a FREE real sample record (freeSample link):",
      "related": [
        {
          "call": "/swap-quote?ref=xsell&v=related&from=gas-oracle",
          "freeSample": "/swap-quote/sample?ref=xsell&v=related&from=gas-oracle",
          "name": "DEX Swap Quote",
          "summary": "Read-only on-chain swap pricing for agents"
        }
      ],
      "strategy": "related"
    },
    "discount": {
      "header": "X-Intent",
      "hint": "Send X-Intent: <40+ chars describing what you're building and what data you need> for 50% off this call.",
      "off": "50%"
    },
    "sample": {
      "hint": "A real cached response from this API (with its capture timestamp), free — judge the data quality before paying.",
      "url": "https://x402.professorsausages.com/gas-oracle/sample"
    },
    "suggest": {
      "hint": "Missing data you'd pay for? POST {want, would_pay_usd} — free. The most-requested datasets get built first.",
      "url": "https://x402.professorsausages.com/suggest"
    }
  },
  "tags": [
    "gas",
    "fees",
    "eip1559",
    "l2",
    "evm",
    "bazaar",
    "catalog",
    "discount",
    "sample",
    "suggest"
  ],
  "sourceHost": "x402.professorsausages.com",
  "lastUpdated": "2026-07-20T23:42:17.37Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-20T02:03:45.109Z"
  },
  "metadata": {
    "serviceName": "Multichain Gas Oracle",
    "extensions": {
      "bazaar": {
        "category": "defi",
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "properties": {
              "ageMs": {
                "type": "integer"
              },
              "baseFee": {
                "properties": {
                  "gwei": {
                    "type": "number"
                  },
                  "nextGwei": {
                    "type": "number"
                  },
                  "wei": {
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "block": {
                "type": "integer"
              },
              "cache": {
                "enum": [
                  "hit",
                  "miss",
                  "stale"
                ],
                "type": "string"
              },
              "chain": {
                "type": "string"
              },
              "chainId": {
                "type": "integer"
              },
              "congestion": {
                "type": "object"
              },
              "fetchedAt": {
                "type": "string"
              },
              "legacyGasPriceGwei": {
                "type": "number"
              },
              "native": {
                "description": "Native-token USD price + Chainlink round metadata.",
                "type": "object"
              },
              "priorityFee": {
                "description": "Priority-fee percentiles (gwei) over the last 20 blocks.",
                "type": "object"
              },
              "quickCosts": {
                "type": "object"
              },
              "suggested": {
                "properties": {
                  "fast": {
                    "properties": {
                      "maxFeePerGas": {
                        "description": "Fee cap in wei = 2×nextBaseFee + tip (tx-ready).",
                        "type": "string"
                      },
                      "maxPriorityFeePerGas": {
                        "description": "Tip in wei (tx-ready).",
                        "type": "string"
                      }
                    },
                    "required": [
                      "maxPriorityFeePerGas",
                      "maxFeePerGas"
                    ],
                    "type": "object"
                  },
                  "slow": {
                    "properties": {
                      "maxFeePerGas": {
                        "description": "Fee cap in wei = 2×nextBaseFee + tip (tx-ready).",
                        "type": "string"
                      },
                      "maxPriorityFeePerGas": {
                        "description": "Tip in wei (tx-ready).",
                        "type": "string"
                      }
                    },
                    "required": [
                      "maxPriorityFeePerGas",
                      "maxFeePerGas"
                    ],
                    "type": "object"
                  },
                  "standard": {
                    "properties": {
                      "maxFeePerGas": {
                        "description": "Fee cap in wei = 2×nextBaseFee + tip (tx-ready).",
                        "type": "string"
                      },
                      "maxPriorityFeePerGas": {
                        "description": "Tip in wei (tx-ready).",
                        "type": "string"
                      }
                    },
                    "required": [
                      "maxPriorityFeePerGas",
                      "maxFeePerGas"
                    ],
                    "type": "object"
                  }
                },
                "type": "object"
              }
            },
            "required": [
              "chain",
              "chainId",
              "block",
              "baseFee",
              "priorityFee",
              "suggested",
              "native"
            ],
            "type": "object"
          }
        },
        "routeTemplate": "https://x402.professorsausages.com/gas-oracle/:chain",
        "schema": {
          "properties": {
            "input": {
              "type": "object"
            },
            "output": {
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "catalog": {
        "catalogUrl": "https://x402.professorsausages.com/?ref=402&v=related&from=gas-oracle",
        "message": "You called Multichain Gas Oracle. Agents doing defi work commonly also use these — same pay-per-call model, each with a FREE real sample record (freeSample link):",
        "related": [
          {
            "call": "/swap-quote?ref=xsell&v=related&from=gas-oracle",
            "freeSample": "/swap-quote/sample?ref=xsell&v=related&from=gas-oracle",
            "name": "DEX Swap Quote",
            "summary": "Read-only on-chain swap pricing for agents"
          }
        ],
        "strategy": "related"
      },
      "discount": {
        "header": "X-Intent",
        "hint": "Send X-Intent: <40+ chars describing what you're building and what data you need> for 50% off this call.",
        "off": "50%"
      },
      "sample": {
        "hint": "A real cached response from this API (with its capture timestamp), free — judge the data quality before paying.",
        "url": "https://x402.professorsausages.com/gas-oracle/sample"
      },
      "suggest": {
        "hint": "Missing data you'd pay for? POST {want, would_pay_usd} — free. The most-requested datasets get built first.",
        "url": "https://x402.professorsausages.com/suggest"
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402.professorsausages.com",
    "manifest_name": "x402.professorsausages.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": {}
}