io.github.smeet666/mcp-books
mcp-books
Search the Internet Archive, the Library of Congress and data.bnf.fr at once, in one answer.
alive probed 2026-10-19
3tools
≈ 3.0ktokens, estimate
≈ 1.5 %of Claude's 200k window
2.1×the median server
429 msto initialize
27 msto list tools
- Run it
- npx -y mcp-books@2.0.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- mcp-books 2.0.1
- Capabilities
- tools
- Instructions
- 5 966 characters
- Of a 1M window
- ≈ 0.3 % of a 1M context window, estimate
- Claude count
- The count_tokens endpoint refused the tool schemas: invalid x-api-key. The estimate stands in.
- Repository
- https://github.com/smeet666/mcp-books
- Website
- https://github.com/smeet666/mcp-books#readme
- Registry
- active, updated 2026-08-29 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
Estimates with the o200k_base tokenizer.
| Tool | o200k estimate | Share of this server |
|---|---|---|
| search_items | 1 382 | 46 % |
| search_inside | 1 060 | 35 % |
| get_item | 565 | 19 % |
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
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
- The Anthropic count_tokens endpoint refused the tool schemas (invalid x-api-key). A client that validates schemas can refuse them too.