16trust / 100

Evm Is Contract

by Vextorium in Onchain & crypto

x402 APIFailing, checked 1 h ago

Whether an address is a contract or a wallet: bytecode size and hash, EIP-7702 delegation and EIP-1167 minimal proxy detection. Works on Base, Ethereum, Arbitrum, Optimism, Polygon, BNB Chain, Avalanche, Gnosis, Linea, Scroll, Sonic and Unichain.

POST https://api.vextorium.com/v1/evm-is-contract

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
0.0%
Response time
- typical, - slowest 5%
Last check
1 h ago: Amount "0.003" is not in atomic token units
Next check
any minute now

How to call it

# bash or zsh: see the payment challenge (nothing is charged)
curl -g -i -X POST 'https://api.vextorium.com/v1/evm-is-contract' \
  -H 'content-type: application/json' \
  --data-raw '{"address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","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%2Fapi.vextorium.com%2Fv1%2Fevm-is-contract
const res = await pay("https://api.vextorium.com/v1/evm-is-contract", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: "{\"address\":\"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\",\"network\":\"base\"}",
});
console.log(await res.json());

Example input

{
  "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
  "network": "base"
}

Example output

{
  "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
  "bytes": 1852,
  "code_hash": "0xa6705a10bb756b5dea144591118be77d7af0c3eee3bf2dfe2583dcb0364fefab",
  "is_contract": true,
  "network": "base",
  "type": "contrato"
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
1 h agoAmount "0.003" is not in atomic token units402299 ms$0.003
6 h agoAmount "0.003" is not in atomic token units40279 ms$0.003
10 h agoAmount "0.003" is not in atomic token units402100 ms$0.003
14 h agoAmount "0.003" is not in atomic token units40285 ms$0.003
19 h agoAmount "0.003" is not in atomic token units402299 ms$0.003
23 h agoAmount "0.003" is not in atomic token units40291 ms$0.003
27 h agoAmount "0.003" is not in atomic token units40275 ms$0.003
31 h agoAmount "0.003" is not in atomic token units40278 ms$0.003
35 h agoAmount "0.003" is not in atomic token units40272 ms$0.003
39 h agoAmount "0.003" is not in atomic token units40282 ms$0.003
43 h agoAmount "0.003" is not in atomic token units40280 ms$0.003
47 h agoAmount "0.003" is not in atomic token units40283 ms$0.003
2 days agoAmount "0.003" is not in atomic token units40284 ms$0.003
2 days agoAmount "0.003" is not in atomic token units40282 ms$0.003
2 days agoAmount "0.003" is not in atomic token units40280 ms$0.003