Gas Price · Chain GAS

import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://x402-echo-service.onrender.com/chain/gas", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({}),
});
const data = await res.json();

curl -X POST \
  "https://x402-echo-service.onrender.com/chain/gas" \
  -H "Content-Type: application/json" \
  -d '{}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "baseFeeGwei": "0.004",
  "baseFeeWei": "4000000",
  "blockNumber": 50656854,
  "gasPriceGwei": "0.005",
  "gasPriceWei": "5000000"
}