83trust / 100
Doctor Checkup
by Maxwell x402 in Onchain & crypto
x402 APIPassing, checked 17 min ago
x402 Doctor checkup of any x402 endpoint, without buying: whether it answers with a valid payment request, its x402 version and any problems in it, the prices and networks it asks for, its payTo wallets and response time.
GET https://api.maxwellinternational.ai/v1/doctor/checkup
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 170 ms typical, 170 ms slowest 5%
- Last check
- 17 min ago
- Next check
- in 11 min
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://api.maxwellinternational.ai/v1/doctor/checkup?url=https%3A%2F%2Fwww.x402scan.com%2Fapi%2Fx402%2Fresources"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.maxwellinternational.ai%2Fv1%2Fdoctor%2Fcheckup
const res = await pay("https://api.maxwellinternational.ai/v1/doctor/checkup?url=https%3A%2F%2Fwww.x402scan.com%2Fapi%2Fx402%2Fresources");
console.log(await res.json());Example input
{
"url": "https://www.x402scan.com/api/x402/resources"
}Example output
{
"checkedAt": "2026-10-05T09:44:33.323Z",
"evidence": {
"bodySha256": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
"httpStatus": 402
},
"latencyMs": 271,
"payTo": [
"0x2EC4545f96A24876764bF2B04D54E66A1351bE71"
],
"paywall": {
"problems": [],
"state": "ok_402",
"x402Version": 2
},
"price": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"payTo": "0x2EC4545f96A24876764bF2B04D54E66A1351bE71",
"scheme": "exact",
"usd": 0.01
}
],
"product": "x402 Doctor",
"url": "https://www.x402scan.com/api/x402/resources",
"verdict": "seller_up"
}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 |
|---|---|---|---|---|
| 17 min ago | Passed | 402 | 170 ms | $0.002 |
| 4 h ago | Passed | 402 | 72 ms | $0.002 |
| 9 h ago | Passed | 402 | 244 ms | $0.002 |