io.github.cyanheads/cern-inspire-mcp-server
cern-inspire-mcp-server
Search INSPIRE-HEP papers, authors, experiments, HEPData records; get citation metrics and BibTeX.
alive probed 2026-10-05 · HTTP 200
8tools
6.6ktokens in Claude Opus 5.5
6.7ktokens in Claude Code
3.3 %of a 200k context window
4.0ko200k_base estimate
324 msto initialize
107 msto list tools
- Endpoint
- https://cern-inspire.caseyjhand.com/mcp (streamable-http)
- Host
- cern-inspire.caseyjhand.com
- Protocol
- 2025-11-25
- Reports itself as
- cern-inspire-mcp-server 0.1.2
- Capabilities
- logging, prompts, resources, tools
- Instructions
- 1 718 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/cyanheads/cern-inspire-mcp-server
- Registry
- active, updated 2026-10-02 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| cern_inspire_search_literature | 943 | 24 % |
| cern_inspire_get_citation_summary | 918 | 23 % |
| cern_inspire_export_citations | 499 | 13 % |
| cern_inspire_search_hepdata | 395 | 10 % |
| cern_inspire_get_paper | 368 | 9 % |
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 14:38 | alive | 324 ms | 8 | 6.6k | 4.0k |
| 2026-10-05 00:33 | alive | 216 ms | 8 | 4.0k | |
| 2026-10-04 10:04 | alive | 865 ms | 8 | 4.0k | |
| 2026-10-04 07:57 | alive | 506 ms | 8 | 4.0k | |
| 2026-10-03 20:37 | alive | 1.2 s | 8 | 4.0k | |
| 2026-10-03 17:53 | alive | 592 ms | 8 | 4.0k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.cyanheads/cern-inspire-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.