16trust / 100

X402 Inspect

by Vextorium in Security & trust

x402 APIFailing, checked 53 min ago

Check any x402 endpoint before paying, without paying: price in USD per network, asset (flags anything that is not official USDC), pay-to address and whether it is a contract, authorization timeout, Bazaar metadata, and risk alerts with a clear verdict.

POST https://api.vextorium.com/v1/x402-inspect

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
0.0%
Response time
- typical, - slowest 5%
Last check
53 min ago: Amount "0.004" is not in atomic token units
Next check
in 4 min

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://api.vextorium.com/v1/x402-inspect" \
  -H "content-type: application/json" \
  -d '{"method":"POST","url":"https://api.vextorium.com/validar-iban-pago"}'
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%2Fapi.vextorium.com%2Fv1%2Fx402-inspect
const res = await pay("https://api.vextorium.com/v1/x402-inspect", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"method":"POST","url":"https://api.vextorium.com/validar-iban-pago"}),
});
console.log(await res.json());

Example input

{
  "method": "POST",
  "url": "https://api.vextorium.com/validar-iban-pago"
}

Example output

{
  "alerts": [
    {
      "level": "info",
      "message": "On Base the recipient is a contract, not a regular wallet."
    }
  ],
  "bazaar_profile": true,
  "description": "IBAN validation (ISO 13616 mod-97 and per-country length, SEPA membership; for Spain also the national CCC check digits and bank name). Computed locally, IBA...",
  "is_x402": true,
  "note": "Inspection without paying. Always check that the payee address is the one you expect.",
  "payment_options": [
    {
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "asset_is_official_usdc": true,
      "max_time_seconds": 300,
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "network_name": "Solana",
      "pay_to": "HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2",
      "pay_to_is_contract": null,
      "price_usd": 0.003,
      "schema": "exact",
      "units_amount": "3000"
    },
    {
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "asset_is_official_usdc": true,
      "max_time_seconds": 300,
      "network": "eip155:8453",
      "network_name": "Base",
      "pay_to": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
      "pay_to_is_contract": true,
      "price_usd": 0.003,
      "schema": "exact",
      "units_amount": "3000"
    }
  ],
  "response_type": "application/json",
  "url": "https://api.vextorium.com/validar-iban-pago",
  "verdict": "ok",
  "version_x402": 2
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
53 min agoAmount "0.004" is not in atomic token units40282 ms$0.004
5 h agoAmount "0.004" is not in atomic token units40283 ms$0.004
10 h agoAmount "0.004" is not in atomic token units40281 ms$0.004
14 h agoAmount "0.004" is not in atomic token units40294 ms$0.004
18 h agoAmount "0.004" is not in atomic token units40292 ms$0.004
22 h agoAmount "0.004" is not in atomic token units402148 ms$0.004
26 h agoAmount "0.004" is not in atomic token units40281 ms$0.004
30 h agoAmount "0.004" is not in atomic token units40277 ms$0.004
34 h agoAmount "0.004" is not in atomic token units40278 ms$0.004
38 h agoAmount "0.004" is not in atomic token units40282 ms$0.004
43 h agoAmount "0.004" is not in atomic token units40280 ms$0.004
46 h agoAmount "0.004" is not in atomic token units40285 ms$0.004
2 days agoAmount "0.004" is not in atomic token units402192 ms$0.004
2 days agoAmount "0.004" is not in atomic token units40277 ms$0.004
2 days agoAmount "0.004" is not in atomic token units40281 ms$0.004