io.github.mcp-dir/cnpj-mcp
CNPJ
Free Brazilian CNPJ lookup (legal name, status, partners) + lawsuit discovery. Public data, no login
alive probed 2026-10-11 · HTTP 200
8tools
2.4ktokens in Claude Opus 5.5
2.5ktokens in Claude Code
1.2 %of a 200k context window
1.3ko200k_base estimate
1.2 sto initialize
236 msto list tools
- Endpoint
- https://api.mcp.ai/p_cnpj (streamable-http)
- Host
- api.mcp.ai
- Protocol
- 2025-11-25
- Reports itself as
- mcp-ai 0.9.372
- Capabilities
- tools
- Instructions
- 504 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/mcp-dir/cnpj-mcp
- Registry
- active, updated 2026-06-10 · registry entry
- Reachable
- 10 of the last 10 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| marketplace | 702 | 54 % |
| authenticate | 126 | 10 % |
| cnpj_processos | 122 | 9 % |
| cnpj_consultar | 101 | 8 % |
| report_bug | 84 | 6 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-11 10:27 | alive | 349 ms | 8 | 2.4k | 1.3k |
| 2026-10-09 11:22 | alive | 455 ms | 8 | 2.4k | 1.3k |
| 2026-10-07 11:14 | alive | 391 ms | 8 | 2.4k | 1.3k |
| 2026-10-06 11:02 | alive | 788 ms | 8 | 2.4k | 1.3k |
| 2026-10-05 15:00 | alive | 1.2 s | 8 | 2.4k | 1.3k |
| 2026-10-05 00:38 | alive | 73 ms | 8 | 1.3k | |
| 2026-10-04 10:06 | alive | 113 ms | 8 | 1.3k | |
| 2026-10-04 08:00 | alive | 144 ms | 8 | 1.3k | |
| 2026-10-03 20:39 | alive | 163 ms | 8 | 1.3k | |
| 2026-10-03 17:55 | alive | 325 ms | 8 | 1.3k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.mcp-dir/cnpj-mcp)
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.