io.github.CrumbtrailDev/crumbtrail
crumbtrail-mcp
Recorded browser sessions, backend spans, and database row diffs as one ranked fix bundle.
alive probed 2026-10-14
33tools
7.3ktokens in Claude Opus 5.5
7.6ktokens in Claude Code
3.6 %of a 200k context window
4.0ko200k_base estimate
353 msto initialize
14 msto list tools
- Run it
- npx -y crumbtrail-node@0.3.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- crumbtrail-mcp 0.1.0
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/CrumbtrailDev/crumbtrail
- Website
- https://crumbtrail.ai
- Registry
- active, updated 2026-07-16 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| solveContext | 648 | 16 % |
| getWindow | 290 | 7 % |
| getLatestIssue | 254 | 6 % |
| getFixContext | 214 | 5 % |
| recallSimilarIssues | 212 | 5 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.CrumbtrailDev/crumbtrail)
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.