io.github.saagpatel/operant-mcp
operant-mcp
Read-only MCP server for the OPERANT AI operating-agent calibration benchmark.
alive probed 2026-10-05 · HTTP 200
5tools
1.2ktokens in Claude Opus 5.5
1.3ktokens in Claude Code
0.6 %of a 200k context window
741o200k_base estimate
499 msto initialize
215 msto list tools
- Endpoint
- https://operant-mcp.saagar210.workers.dev/mcp (streamable-http)
- Host
- operant-mcp.saagar210.workers.dev
- Protocol
- 2025-11-25
- Reports itself as
- operant-mcp 0.1.1
- Capabilities
- prompts, resources, tools
- Instructions
- 461 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/saagpatel/operant
- Registry
- active, updated 2026-06-28 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| get_case | 194 | 26 % |
| compare_models | 187 | 25 % |
| list_cases | 167 | 23 % |
| get_methodology | 111 | 15 % |
| get_results | 82 | 11 % |
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 15:36 | alive | 499 ms | 5 | 1.2k | 741 |
| 2026-10-05 00:46 | alive | 190 ms | 5 | 741 | |
| 2026-10-04 10:07 | alive | 841 ms | 5 | 741 | |
| 2026-10-04 08:00 | alive | 1.0 s | 5 | 741 | |
| 2026-10-03 20:39 | alive | 713 ms | 5 | 741 | |
| 2026-10-03 17:54 | alive | 818 ms | 5 | 741 |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.saagpatel/operant-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.