Index onlineMerchant portal
Api Endpoint

Gas Price Tracker

Current gas prices on Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Chain and Avalanche: gas price, base fee, low/medium/high priority fee in gwei, native token USD price and estimated USD cost of an ETH transfer, ERC20 transfer and swap. Params: chains (optional list, default all).

Open interactive test console

Offering

Provider
agentsvc.io
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Blockchain And Crypto
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://agentsvc.io/api/v1/proxy/gas-price
MIME type
application/json
First seen
2026-10-16T01:50:32.458Z
Last seen
Tags
gas-price, gas-fees, Gas, Fees, EVM

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.002 USDC
Atomic price: 2000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.002 USDC
Atomic price: 2000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 3
0.002 USDC
Atomic price: 2000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 4
0.002 USDC
Atomic price: 2000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "2000",
    "payTo": "5JzPS5qpEwUM1vTC9GG7uqvwJdHzbEwfoPHf2Ki977tg"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "2000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "2000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  }
]

Observed health

Status
Healthy
Latest latency
309 ms
Average latency
587 ms
HTTP status
204
Last checked
Reachability
100% over 12 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "POST",
        "PUT",
        "PATCH"
      ]
    },
    "bodyType": {
      "type": "string",
      "enum": [
        "json",
        "form-data",
        "text"
      ]
    },
    "body": {
      "properties": {
        "chains": {
          "type": "array",
          "items": {
            "type": "string",
            "enum": [
              "ethereum",
              "base",
              "arbitrum",
              "optimism",
              "polygon",
              "bsc",
              "avalanche"
            ]
          }
        }
      },
      "required": []
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "required": [
        "success",
        "data"
      ],
      "properties": {
        "success": {
          "type": "boolean"
        },
        "data": {
          "type": "object",
          "properties": {
            "chains": {
              "type": "array",
              "items": {
                "type": "object",
                "properties": {
                  "chain": {
                    "type": "string"
                  },
                  "chain_id": {
                    "type": "integer"
                  },
                  "gas_price_gwei": {
                    "type": "number"
                  },
                  "base_fee_gwei": {
                    "type": "number"
                  },
                  "priority_fee_gwei": {
                    "type": "object",
                    "properties": {
                      "low": {
                        "type": "number"
                      },
                      "medium": {
                        "type": "number"
                      },
                      "high": {
                        "type": "number"
                      }
                    }
                  },
                  "native_token": {
                    "type": "string"
                  },
                  "native_usd": {
                    "type": "number"
                  },
                  "est_cost_usd": {
                    "type": "object",
                    "properties": {
                      "eth_transfer": {
                        "type": "number"
                      },
                      "erc20_transfer": {
                        "type": "number"
                      },
                      "swap": {
                        "type": "number"
                      }
                    }
                  }
                }
              }
            },
            "note": {
              "type": "string"
            },
            "checked_at": {
              "type": "string"
            }
          },
          "required": [
            "chains"
          ]
        }
      }
    }
  },
  "required": [
    "type"
  ]
}