80trust / 100

Evm Nonce

by EVM address nonce in Onchain & crypto

x402 APIPassing, checked 4 h ago

Next transaction nonce for any address, and whether the address is a contract. What an agent needs before signing a transaction. Via eth_getTransactionCount.

GET https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/nonce

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
43 ms typical, 43 ms slowest 5%
Last check
4 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/nonce?address=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045&chain=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%2Fflat-rate-llm.kikoribera03.workers.dev%2Fv1%2Fevm%2Fnonce
const res = await pay("https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/nonce?address=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045&chain=base");
console.log(await res.json());

Example input

{
  "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
  "chain": "base"
}

Example output

{
  "isContract": false,
  "nonce": 42,
  "pendingNonce": 43
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
4 h agoPassed40243 ms$0.005