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mcp/harbor
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cern opendata mcp server MCP

v0.2.0 changelog · 1

io.github.cyanheads/cern-opendata-mcp-server

Search CERN Open Data, fetch records, files, analysis environments, CMS good-run lists, HLT paths.

transport:streamable-http runtime:npm tools:7
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Target client

run in your project directory 

claude mcp add --transport http cern-opendata-mcp-server https://cern-opendata.caseyjhand.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

cern_opendata_search_records

cern opendata search records

cern_opendata_get_records

cern opendata get records

cern_opendata_list_files

cern opendata list files

cern_opendata_get_analysis_env

cern opendata get analysis env

cern_opendata_get_validated_runs

cern opendata get validated runs

cern_opendata_search_trigger_paths

cern opendata search trigger paths

cern_opendata_list_reference

cern opendata list reference

All 7 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.