Greet

Last 30 days

Uptime

100%

Response time

149 ms typical, 149 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://hello-world-x402.vercel.app/greet?age=35&city=San+Francisco&name=Bob"

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%2Fhello-world-x402.vercel.app%2Fgreet
const res = await pay("https://hello-world-x402.vercel.app/greet?age=35&city=San+Francisco&name=Bob");
console.log(await res.json());

Example input

{
  "age": 35,
  "city": "San Francisco",
  "name": "Bob"
}

Example output

{
  "message": "Hello Bob from San Francisco, you are 35 years old!",
  "timestamp": "2026-01-24T00:00:00Z",
  "version": "v2"
}

Security scan

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

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