81trust / 100
Chain Block Number
by code402 Chain Data in Onchain & crypto
x402 APIPassing, checked 50 min ago
Latest Ethereum block height
GET https://verify.code402.dev/v1/chain/block-number
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 162 ms typical, 162 ms slowest 5%
- Last check
- 50 min ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://verify.code402.dev/v1/chain/block-number"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%2Fverify.code402.dev%2Fv1%2Fchain%2Fblock-number
const res = await pay("https://verify.code402.dev/v1/chain/block-number");
console.log(await res.json());Example input
{}Example output
{
"network": "ethereum",
"result": "chain data"
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 50 min ago | Passed | 402 | 162 ms | $0.0029 |
| 6 h ago | Passed | 402 | 182 ms | $0.0029 |
History
| 11 Oct 2026 | Price changed from $0.005 to $0.0029 |