io.github.discourse/mcp
@discourse/mcp
Discourse MCP CLI server (stdio) exposing Discourse tools via MCP
alive probed 2026-10-15
16tools
4.2ktokens in Claude Opus 5.5
4.3ktokens in Claude Code
2.1 %of a 200k context window
2.3ko200k_base estimate
616 msto initialize
19 msto list tools
- Run it
- npx -y @discourse/mcp@0.3.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- @discourse/mcp 0.3.1
- Capabilities
- prompts, resources, 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/discourse/discourse-mcp
- Registry
- active, updated 2026-08-25 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| discourse_filter_topics | 237 | 10 % |
| discourse_get_chat_messages | 218 | 10 % |
| discourse_read_topic_posts | 214 | 9 % |
| discourse_list_users | 209 | 9 % |
| discourse_run_query | 179 | 8 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.discourse/mcp)
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.