ToolAssay

Live gas cost comparison across Base, OP Mainnet, Arbitrum One, and Ethereum in

Live gas cost comparison across Base, OP Mainnet, Arbitrum One, and Ethereum in one call, ranked cheapest first.

Answeringour last check, 2026-09-24
1 of 1checks answered this week
910 msmedian answer time
$0.01listed price per call
$0.01price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://base-gas-x402-production.up.railway.app/gas/compare

CategoryMarket data
Provider hostbase-gas-x402-production.up.railway.app
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days1 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.01 910 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {
    "gasLimit": 21000
  },
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "gasLimit": {
              "default": 21000,
              "description": "Gas units to price each chain against. Defaults to 21000 (a plain ETH transfer).",
              "maximum": 30000000,
              "minimum": 21000,
              "type": "integer"
            }
          },
          "required": [],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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