io.github.nock-for-mak/x402-checker
x402 Checker (AI Nock)
Free check/board/name; paid bid/report 0.05, 1c fx/wx/lookups, news 0.001.
alive probed 2026-10-05 · HTTP 200
43tools
10ktokens in Claude Opus 5.5
11ktokens in Claude Code
5.2 %of a 200k context window
6.6ko200k_base estimate
222 msto initialize
30 msto list tools
- Endpoint
- https://x402-checker.nock-for-mak.workers.dev/mcp (streamable-http)
- Host
- x402-checker.nock-for-mak.workers.dev
- Protocol
- 2025-11-25
- Reports itself as
- x402-checker 1.41.0
- Capabilities
- tools
- Instructions
- 884 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/nock-for-mak/skills
- Website
- https://nock-for-mak.github.io/skills/
- Registry
- active, updated 2026-08-28 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| gh | 259 | 4 % |
| arxiv | 231 | 4 % |
| cve | 227 | 3 % |
| bid | 217 | 3 % |
| so | 212 | 3 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 15:22 | alive | 222 ms | 43 | 10k | 6.6k |
| 2026-10-05 00:43 | alive | 161 ms | 43 | 6.6k | |
| 2026-10-04 10:06 | alive | 936 ms | 43 | 6.6k | |
| 2026-10-04 07:59 | alive | 1.4 s | 43 | 6.6k | |
| 2026-10-03 20:39 | alive | 1.3 s | 43 | 6.6k | |
| 2026-10-03 17:54 | alive | 148 ms | 43 | 6.6k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.nock-for-mak/x402-checker)
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.