io.github.agentailor/slimcontext-mcp-server
slimcontext-mcp-server
MCP Server for SlimContext - AI chat history compression tools
alive probed 2026-10-15
2tools
972tokens in Claude Opus 5.5
1.0ktokens in Claude Code
0.5 %of a 200k context window
527o200k_base estimate
817 msto initialize
8 msto list tools
- Run it
- npx -y slimcontext-mcp-server@0.1.2 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- slimcontext-mcp-server 1.0.0
- 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/agentailor/slimcontext-mcp-server
- Registry
- active, updated 2025-09-16 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| summarize_messages | 302 | 57 % |
| trim_messages | 225 | 43 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.agentailor/slimcontext-mcp-server)
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.