mcpcost

io.github.Valyay/nanostores-mcp

Nanostores MCP

Is the Nanostores MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-31.

Debug and analyze Nanostores apps with AI: scan stores, monitor runtime events, and search docs.

alive probed 2026-11-15 · unchanged since 2026-10-31

12tools
3.5ktokens in Claude Opus 5.5
1.8 %of Claude's 200k window
1.4×the median server
1.6 sto initialize
40 msto list tools
Run it
npx -y nanostores-mcp@0.1.2 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
nanostores-mcp 0.1.2
Capabilities
completions, logging, prompts, resources, tools
Instructions
8 277 characters
Of a 1M window
0.4 % of a 1M context window
Count
3.5k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 3.7k. The o200k_base estimate is 2.1k. Counted again when the tool definitions change. Method.
Repository
https://github.com/Valyay/nanostores-mcp
Website
https://github.com/Valyay/nanostores-mcp#readme
Registry
active, updated 2026-04-21 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.68×.

Tool≈ Claude tokenso200k estimateShare of this server
nanostores_docs_search46327513 %
nanostores_store_subgraph44626513 %
nanostores_store_activity44126213 %
nanostores_store_impact37722411 %
nanostores_store_summary3251939 %

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

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