io.github.Fizzl13/x402-doctor
x402 Doctor
Is this x402/MPP API safe to pay? $0.001 preflight, fixes, a $0.25 test purchase. Free quick check.
timeout probed 2026-10-15
fetch failed | Connect Timeout Error (attempted address: x402-doctor.fizzl.eu:443, timeout: 10000ms) | UND_ERR_CONNECT_TIMEOUT
- Endpoint
- https://x402-doctor.fizzl.eu/mcp (streamable-http)
- Host
- x402-doctor.fizzl.eu
- Repository
- https://github.com/Fizzl13/x402-doctor
- Website
- https://x402-doctor.fizzl.eu
- Registry
- active, updated 2026-10-12 · registry entry
- Reachable
- 10 of the last 10 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| x402_preflight | 342 | 13 % |
| x402_preflight_deep | 292 | 11 % |
| x402_preflight_batch | 282 | 11 % |
| x402_delivery_check | 266 | 10 % |
| verify_receipt | 264 | 10 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-15 10:16 | alive | 370 ms | 11 | 4.2k | 2.6k |
| 2026-10-13 11:13 | alive | 417 ms | 10 | 3.6k | 2.2k |
| 2026-10-12 11:39 | alive | 1.6 s | 8 | 3.0k | 1.8k |
| 2026-10-06 10:57 | alive | 946 ms | 8 | 2.9k | 1.8k |
| 2026-10-05 14:17 | alive | 755 ms | 8 | 2.9k | 1.8k |
| 2026-10-05 00:28 | alive | 701 ms | 8 | 1.8k | |
| 2026-10-04 10:02 | alive | 938 ms | 8 | 1.8k | |
| 2026-10-04 07:55 | alive | 626 ms | 8 | 1.8k | |
| 2026-10-03 20:35 | alive | 937 ms | 8 | 1.8k | |
| 2026-10-03 17:51 | alive | 1.0 s | 8 | 1.8k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.Fizzl13/x402-doctor)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.