dev.workers.pathwren.www/mcp-endpoint-lint
MCP Endpoint Lint - handshake, tool schemas, JSON-RPC errors
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
alive probed 2026-10-05 · HTTP 200
7tools
3.7ktokens in Claude Opus 5.5
3.8ktokens in Claude Code
1.9 %of a 200k context window
2.3ko200k_base estimate
57 msto initialize
32 msto list tools
- Endpoint
- https://www.pathwren.workers.dev/c/mcp-registry-official/mcp/lint (streamable-http)
- Host
- www.pathwren.workers.dev
- Protocol
- 2025-11-25
- Reports itself as
- mcp-endpoint-lint 1.0.0
- Capabilities
- logging, prompts, resources, tools
- Instructions
- 5 391 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Website
- https://www.pathwren.workers.dev/c/mcp-registry-official/mcp-lint.html
- Registry
- active, updated 2026-09-07 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| whoami | 400 | 17 % |
| example | 346 | 15 % |
| handshake_report | 328 | 14 % |
| discovery_report | 320 | 14 % |
| error_conformance | 309 | 13 % |
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 14:02 | alive | 57 ms | 7 | 3.7k | 2.3k |
| 2026-10-05 00:25 | alive | 36 ms | 7 | 2.3k | |
| 2026-10-04 10:00 | alive | 34 ms | 7 | 2.3k | |
| 2026-10-04 07:54 | alive | 49 ms | 7 | 2.3k | |
| 2026-10-03 20:33 | alive | 54 ms | 7 | 2.3k | |
| 2026-10-03 17:50 | alive | 67 ms | 7 | 2.3k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/dev.workers.pathwren.www/mcp-endpoint-lint)
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.