80trust / 100

Evm Chains

by Chain health check in Developer tools

x402 APIPassing, checked 5 h ago

Live health of every supported chain in one call: chain id, block height and how stale the head is. Use it to pick a chain that is actually responding. Via eth_getBlockByNumber.

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

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
43 ms typical, 43 ms slowest 5%
Last check
5 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/chains"
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%2Fchains
const res = await pay("https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/chains");
console.log(await res.json());

Example input

{}

Example output

{
  "chains": [
    {
      "ageSeconds": 2,
      "blockNumber": 51047956,
      "chain": "eip155:8453",
      "ok": true
    }
  ]
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
5 h agoPassed40243 ms$0.005