io.github.atomno-mcp/mcp-catalog
mcp-catalog
Search MCP servers in the public mcp-catalog.ru directory.
alive probed 2026-10-15 · HTTP 200
4tools
656tokens in Claude Opus 5.5
704tokens in Claude Code
0.3 %of a 200k context window
361o200k_base estimate
1.8 sto initialize
264 msto list tools
- Endpoint
- https://mcp-catalog.ru/mcp (streamable-http)
- Host
- mcp-catalog.ru
- Protocol
- 2025-11-25
- Reports itself as
- mcp-catalog 1.29.1
- Capabilities
- experimental, prompts, resources, tools
- Instructions
- 218 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Website
- https://mcp-catalog.ru
- Registry
- active, updated 2026-09-01 · registry entry
- Reachable
- 8 of the last 9 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| search_servers | 145 | 40 % |
| get_server | 96 | 27 % |
| list_atomno_servers | 75 | 21 % |
| list_categories | 45 | 12 % |
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 10:28 | alive | 1.8 s | 4 | 656 | 361 |
| 2026-10-14 18:51 | alive | 8.7 s | 4 | 656 | 361 |
| 2026-10-14 09:21 | timeout | ||||
| 2026-10-05 14:33 | alive | 1.9 s | 4 | 656 | 361 |
| 2026-10-05 00:32 | alive | 1.8 s | 4 | 361 | |
| 2026-10-04 10:03 | alive | 3.0 s | 4 | 361 | |
| 2026-10-04 07:57 | alive | 2.9 s | 4 | 361 | |
| 2026-10-03 20:37 | alive | 3.1 s | 4 | 361 | |
| 2026-10-03 17:52 | alive | 1.2 s | 4 | 361 |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.atomno-mcp/mcp-catalog)
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.