io.github.cyanheads/openalex-mcp-server
openalex-mcp-server
Access the OpenAlex academic research catalog — 270M+ publications.
alive probed 2026-10-05 · HTTP 200
5tools
7.1ktokens in Claude Opus 5.5
7.2ktokens in Claude Code
3.5 %of a 200k context window
4.4ko200k_base estimate
262 msto initialize
73 msto list tools
- Endpoint
- https://openalex.caseyjhand.com/mcp (streamable-http)
- Host
- openalex.caseyjhand.com
- Protocol
- 2025-11-25
- Reports itself as
- openalex-mcp-server 0.8.0
- Capabilities
- logging, prompts, resources, tools
- Instructions
- 551 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/cyanheads/openalex-mcp-server
- Registry
- active, updated 2026-09-30 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| openalex_search_entities | 2 046 | 47 % |
| openalex_analyze_trends | 739 | 17 % |
| openalex_get_citation_graph | 735 | 17 % |
| openalex_resolve_name | 524 | 12 % |
| openalex_describe_fields | 340 | 8 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 14:39 | alive | 262 ms | 5 | 7.1k | 4.4k |
| 2026-10-05 00:33 | alive | 174 ms | 5 | 4.4k | |
| 2026-10-04 10:04 | alive | 286 ms | 5 | 4.4k | |
| 2026-10-04 07:57 | alive | 381 ms | 5 | 4.4k | |
| 2026-10-03 20:37 | alive | 986 ms | 5 | 4.4k | |
| 2026-10-03 17:53 | alive | 585 ms | 5 | 4.4k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.cyanheads/openalex-mcp-server)
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.