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Gas Price

by gas-price-checker in Onchain & crypto

x402 APIPassing, checked 2 h ago

Read the live gas price, EIP-1559 base fee and estimated native-transfer cost on Base, Ethereum, Polygon, Arbitrum or Optimism. No RPC key or account. Try GET /gas-price/sample.

GET https://x402.agentindex.world/gas-price

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
48 ms typical, 58 ms slowest 5%
Last check
2 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://x402.agentindex.world/gas-price?network=base"
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402.agentindex.world%2Fgas-price
const res = await pay("https://x402.agentindex.world/gas-price?network=base");
console.log(await res.json());

Example input

{
  "network": "base"
}

Example output

{
  "base_fee": {
    "gwei": 0.0009,
    "wei": "900000"
  },
  "block_number": 51500000,
  "gas_price": {
    "gwei": 0.001,
    "wei": "1000000"
  },
  "native_transfer_estimate": {
    "fee_native": 2.1e-8,
    "fee_wei": "21000000000",
    "gas_limit": 21000,
    "symbol": "ETH"
  },
  "network": {
    "caip2": "eip155:8453",
    "key": "base",
    "name": "Base"
  }
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
2 h agoPassed40246 ms$0.001
4 h agoPassed40271 ms$0.001
8 h agoPassed40248 ms$0.001
13 h agoPassed40258 ms$0.001