io.github.esaio/esa
esa
Official MCP server for esa.io - a documentation sharing service for teams
alive probed 2026-10-14
28tools
9.2ktokens in Claude Opus 5.5
9.4ktokens in Claude Code
4.6 %of a 200k context window
5.3ko200k_base estimate
427 msto initialize
18 msto list tools
- Run it
- npx -y @esaio/esa-mcp-server@0.13.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- esa-mcp-server 0.13.0
- Capabilities
- prompts, resources, tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/esaio/esa-mcp-server
- Registry
- active, updated 2026-06-23 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| esa_search_posts | 521 | 10 % |
| esa_search_help | 474 | 9 % |
| esa_update_post | 357 | 7 % |
| esa_get_all_category_paths | 304 | 6 % |
| esa_prepend_post | 253 | 5 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.esaio/esa)
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.