81trust / 100

X402 Quote

by x402 quote in Markets & finance

x402 APIPassing, checked 5 h ago

Probe any URL and decode its HTTP 402 payment requirements (price, asset, network, pay-to) into clean JSON - what an agent needs to decide whether/how to pay. Read-only; does not pay.

GET https://agent402.tools/api/x402-quote

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
203 ms typical, 203 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://agent402.tools/api/x402-quote?method=POST&url=https%3A%2F%2Fagent402.tools%2Fapi%2Fhash"
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%2Fagent402.tools%2Fapi%2Fx402-quote
const res = await pay("https://agent402.tools/api/x402-quote?method=POST&url=https%3A%2F%2Fagent402.tools%2Fapi%2Fhash");
console.log(await res.json());

Example input

{
  "method": "POST",
  "url": "https://agent402.tools/api/hash"
}

Example output

{
  "accepts": [
    {
      "asset": "USDC",
      "maxAmountRequired": "1000",
      "network": "base",
      "payTo": "0x…",
      "scheme": "exact"
    }
  ],
  "paymentRequired": true,
  "status": 402,
  "url": "https://api.example.com/paid"
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
5 h agoPassed402203 ms$0.002