mcpcost

io.github.cachly-dev/mcp-server

cachly — memory for coding agents

Is the cachly MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.

Memory for coding agents: stores every fix and finds it again when the problem returns. EU-hosted.

alive probed 2026-11-14

27tools
12ktokens in Claude Opus 5.5
6.2 %of Claude's 200k window
4.9×the median server
691 msto initialize
20 msto list tools
Run it
npx -y @cachly-dev/mcp-server@0.10.253 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
cachly-mcp 0.10.253
Capabilities
prompts, resources, tools
Instructions
1 194 characters
Of a 1M window
1.2 % of a 1M context window
Count
12k tokens in Claude Opus 5.5, exact, measured 2026-11-05. With the Claude Code prefix mcp__…__ on each tool name: 13k. The o200k_base estimate is 7.3k. Counted again when the tool definitions change. Method.
Repository
https://github.com/cachly-dev/cachly-mcp
Website
https://cachly.dev
Registry
active, updated 2026-11-14 · registry entry
Changes
7 recorded, reachable in 7 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.70×.

Tool≈ Claude tokenso200k estimateShare of this server
learn_from_attempts1 66597713 %
cachly_tool1 0336068 %
session_handoff6944076 %
semantic_search6363735 %
index_project5503234 %

Compare this server with others.

More servers

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention coding or memory.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-11-06 08:34alive527 ms2712k7.3k
2026-11-05 08:33alive600 ms2712k7.3k
2026-11-02 08:18alive584 ms2712k7.3k
2026-10-30 07:46alive642 ms2712k7.3k
2026-10-29 07:43alive519 ms2712k7.3k
2026-10-24 06:31alive746 ms277.3k
2026-10-17 06:15alive691 ms2712k7.3k

Badge for the README

mcpcost: alive

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

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A mail when this server changes

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

For the publisher