W

Workers · Chain Code

by Workers

GETBase

$0.001

per call · USD Coin on Base

Contract-code check for a Base mainnet address (is_contract + code size + EIP-7702 delegated-EOA detection).

Endpoint

GET https://x402-data-api.sigrunner.workers.dev/chain/code

1

Calls / 30d

1

Unique payers / 30d

Aug 12

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
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-data-api.sigrunner.workers.dev/chain/code", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://x402-data-api.sigrunner.workers.dev/chain/code?address=0x4200000000000000000000000000000000000006" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "address": "0x4200000000000000000000000000000000000006",
  "chain": "base",
  "code_size_bytes": 6234,
  "delegate_address": null,
  "is_contract": true,
  "is_eip7702_delegate": false
}

Payment details

Pay to0x5765ae06a52dc7a0bb71c36a11db512c7ea9ed10
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase
Schemesexact

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