io.github.tiptreesystems/lacuna-research-mcp
Lacuna Research MCP
Search Lacuna's ML research graph for papers, directions, authors, venues, and hypotheses.
alive probed 2026-10-13 · HTTP 200
13tools
6.0ktokens in Claude Opus 5.5
6.2ktokens in Claude Code
3.0 %of a 200k context window
3.5ko200k_base estimate
316 msto initialize
222 msto list tools
- Endpoint
- https://lacuna.tiptreesystems.com/api/mcp (streamable-http)
- Host
- lacuna.tiptreesystems.com
- Protocol
- 2025-11-25
- Reports itself as
- lacuna-research-search 0.6.3
- Capabilities
- prompts, resources, tools
- Instructions
- 1 104 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-13. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/tiptreesystems/lacuna-research-mcp
- Website
- https://lacuna.tiptreesystems.com
- Registry
- active, updated 2026-10-13 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| search_lacuna | 971 | 28 % |
| get_paper | 466 | 13 % |
| get_author_context | 300 | 9 % |
| get_venue_context | 273 | 8 % |
| get_direction_papers | 232 | 7 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.tiptreesystems/lacuna-research-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.