Chain Block Number

Last 30 days

Uptime

100%

Response time

277 ms typical, 739 ms slowest 5%

Last check

2 h ago

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://tanod.dev/v1/chain/block-number' \
  -H 'content-type: application/json' \
  --data-raw '{"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%2Ftanod.dev%2Fv1%2Fchain%2Fblock-number
const res = await pay("https://tanod.dev/v1/chain/block-number", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: "{\"chain\":\"base\"}",
});
console.log(await res.json());

Example input

{
  "chain": "base"
}

Example output

{
  "age_seconds": 1,
  "block_number": 52396570,
  "block_time": "2026-10-09T21:48:07Z",
  "block_timestamp": 1791582487,
  "chain": "base",
  "note": "RPC reads are cached up to 30 s"
}

Security scan

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