io.github.physics-star-cat/databutler-stats
databutler-stats
Exact statistics & probability: distributions, hypothesis tests, CIs, Bayesian updates, regression.
alive probed 2026-10-05 · HTTP 200
6tools
1.5ktokens in Claude Opus 5.5
1.5ktokens in Claude Code
0.7 %of a 200k context window
833o200k_base estimate
103 msto initialize
55 msto list tools
- Endpoint
- https://databutler.dev/api/mcp/stats (streamable-http)
- Host
- databutler.dev
- Protocol
- 2025-11-25
- Reports itself as
- databutler-stats 1.1.0
- Capabilities
- tools
- Instructions
- 372 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/physics-star-cat/databutler
- Website
- https://databutler.dev/api
- Registry
- active, updated 2026-08-31 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| hypothesis_test | 296 | 36 % |
| distribution | 166 | 20 % |
| confidence_interval | 121 | 15 % |
| bayes_update | 110 | 13 % |
| linear_regression | 77 | 9 % |
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 15:25 | alive | 103 ms | 6 | 1.5k | 833 |
| 2026-10-05 00:43 | alive | 53 ms | 6 | 833 | |
| 2026-10-04 10:06 | alive | 140 ms | 6 | 833 | |
| 2026-10-04 08:00 | alive | 111 ms | 6 | 833 | |
| 2026-10-03 20:39 | alive | 219 ms | 6 | 833 | |
| 2026-10-03 17:54 | alive | 261 ms | 6 | 833 |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.physics-star-cat/databutler-stats)
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.