{
  "x402Version": 2,
  "id": 36074,
  "slug": "36074",
  "resource": "https://draconic21-x402-api.onrender.com/v1/gas_price",
  "description": "Gas Price ($0.002): current Base gas market read live from Base's own public JSON-RPC, not a hosted gas-oracle vendor -- legacy gas price (eth_gasPrice), EIP-1559 base fee (latest block), and a suggested priority/max fee (eth_maxPriorityFeePerGas + a computed 2x-base-fee heuristic), all in gwei, plus a plain-transfer cost estimate. Base mainnet only. Body {} or { chain: \"base\" }. Check free /v1/gas_price/availability first.",
  "type": "http",
  "serviceName": "d21 gas_price",
  "resourceType": "Monitoring",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x1520Ef5530AA71350049BE2903Cf078B38c40AE5",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "6mc4GhWFyNcMh7gAVDWrKeYjDqFtEKWKQuZ9RTw2VkfM",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "base_fee_gwei": {
            "type": [
              "number",
              "null"
            ]
          },
          "block_number": {
            "type": [
              "integer",
              "null"
            ]
          },
          "caveats": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "chain": {
            "type": "string"
          },
          "estimated_transfer_cost": {
            "properties": {
              "gas_units": {
                "type": "integer"
              },
              "native_cost_gwei": {
                "type": "number"
              }
            },
            "type": [
              "object",
              "null"
            ]
          },
          "gas_price_gwei": {
            "type": [
              "number",
              "null"
            ]
          },
          "native_symbol": {
            "type": "string"
          },
          "network": {
            "type": "string"
          },
          "suggested_max_fee_gwei": {
            "type": [
              "number",
              "null"
            ]
          },
          "suggested_priority_fee_gwei": {
            "type": [
              "number",
              "null"
            ]
          }
        },
        "required": [
          "chain",
          "gas_price_gwei",
          "caveats"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "chain": "base"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "base_fee_gwei": 0.01,
            "caveats": [
              "Base mainnet only (eip155:8453) -- no other chain is read by this route today."
            ],
            "chain": "Base",
            "gas_price_gwei": 0.012,
            "native_symbol": "ETH",
            "suggested_max_fee_gwei": 0.021,
            "suggested_priority_fee_gwei": 0.001
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": true,
                "properties": {
                  "chain": {
                    "description": "Only 'base' is supported today; omit or pass \"base\".",
                    "enum": [
                      "base"
                    ],
                    "type": "string"
                  }
                },
                "required": [],
                "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": {
                  "base_fee_gwei": {
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "block_number": {
                    "type": [
                      "integer",
                      "null"
                    ]
                  },
                  "caveats": {
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  },
                  "chain": {
                    "type": "string"
                  },
                  "estimated_transfer_cost": {
                    "properties": {
                      "gas_units": {
                        "type": "integer"
                      },
                      "native_cost_gwei": {
                        "type": "number"
                      }
                    },
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "gas_price_gwei": {
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "native_symbol": {
                    "type": "string"
                  },
                  "network": {
                    "type": "string"
                  },
                  "suggested_max_fee_gwei": {
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "suggested_priority_fee_gwei": {
                    "type": [
                      "number",
                      "null"
                    ]
                  }
                },
                "required": [
                  "chain",
                  "gas_price_gwei",
                  "caveats"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "gas-price",
    "eip-1559",
    "base",
    "onchain-analytics",
    "transaction-fee",
    "bazaar"
  ],
  "sourceHost": "draconic21-x402-api.onrender.com",
  "lastUpdated": "2026-10-11T08:38:47.94Z",
  "quality": {
    "calls30d": 4,
    "uniquePayers30d": 4,
    "lastCalledAt": "2026-10-11T08:38:47.714Z"
  },
  "metadata": {
    "serviceName": "d21 gas_price",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "chain": "base"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "base_fee_gwei": 0.01,
              "caveats": [
                "Base mainnet only (eip155:8453) -- no other chain is read by this route today."
              ],
              "chain": "Base",
              "gas_price_gwei": 0.012,
              "native_symbol": "ETH",
              "suggested_max_fee_gwei": 0.021,
              "suggested_priority_fee_gwei": 0.001
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": true,
                  "properties": {
                    "chain": {
                      "description": "Only 'base' is supported today; omit or pass \"base\".",
                      "enum": [
                        "base"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [],
                  "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": {
                    "base_fee_gwei": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "block_number": {
                      "type": [
                        "integer",
                        "null"
                      ]
                    },
                    "caveats": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "chain": {
                      "type": "string"
                    },
                    "estimated_transfer_cost": {
                      "properties": {
                        "gas_units": {
                          "type": "integer"
                        },
                        "native_cost_gwei": {
                          "type": "number"
                        }
                      },
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "gas_price_gwei": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "native_symbol": {
                      "type": "string"
                    },
                    "network": {
                      "type": "string"
                    },
                    "suggested_max_fee_gwei": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "suggested_priority_fee_gwei": {
                      "type": [
                        "number",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "chain",
                    "gas_price_gwei",
                    "caveats"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "draconic21-x402-api.onrender.com",
    "manifest_name": "draconic21-x402-api.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": {
      "base_fee_gwei": 0,
      "block_number": 0,
      "caveats": [
        "string"
      ],
      "chain": "string",
      "estimated_transfer_cost": {
        "gas_units": 0,
        "native_cost_gwei": 0
      },
      "gas_price_gwei": 0,
      "native_symbol": "string",
      "network": "string",
      "suggested_max_fee_gwei": 0,
      "suggested_priority_fee_gwei": 0
    },
    "type": "string"
  }
}