io.github.toonight/mnemoscope
Mnemoscope
Predict context rot, sign every agent write, tier reads. Markdown-native, 100% local.
alive probed 2026-10-15
4tools
649tokens in Claude Opus 5.5
693tokens in Claude Code
0.3 %of a 200k context window
359o200k_base estimate
213 msto initialize
4 msto list tools
- Run it
- npx -y @mnemoscope/mcp-server@0.2.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- mnemoscope 0.2.0
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/toonight/Mnemoscope
- Website
- https://github.com/toonight/Mnemoscope
- Registry
- active, updated 2026-04-28 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| record_journal | 121 | 34 % |
| get_tiered_read | 98 | 27 % |
| predict_rot | 85 | 24 % |
| read_journal | 55 | 15 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.toonight/mnemoscope)
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.