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

up checked 2026-11-11T02:37:36.838Z

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Publisher-provided description

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

Summary by lookupd

Searches CERN Open Data records, fetches metadata and file lists, and looks up CMS validated runs and trigger paths for physics analysis.

Install

Claude Code, remote (streamable-http)

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

Claude Code, npm package (stdio)

claude mcp add cern-opendata-mcp-server -- npx -y @cyanheads/cern-opendata-mcp-server

Claude Code, npm package (stdio)

claude mcp add cern-opendata-mcp-server -- npx -y @cyanheads/cern-opendata-mcp-server

Codex, remote (streamable-http)

codex mcp add cern-opendata-mcp-server --url https://cern-opendata.caseyjhand.com/mcp

Codex, npm package (stdio)

codex mcp add cern-opendata-mcp-server -- npx -y @cyanheads/cern-opendata-mcp-server

Codex, npm package (stdio)

codex mcp add cern-opendata-mcp-server -- npx -y @cyanheads/cern-opendata-mcp-server

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "cern-opendata-mcp-server": {
      "url": "https://cern-opendata.caseyjhand.com/mcp"
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "cern-opendata-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/cern-opendata-mcp-server"
      ]
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "cern-opendata-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/cern-opendata-mcp-server"
      ]
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (7 tools)

Publisher-provided text

• cern_opendata_search_records Search the CERN Open Data Portal's datasets, software, environments, documentation and supplementary records with exact-vocabulary filters and an optional full-
• cern_opendata_get_records Fetch full metadata for 1-20 records in one call, by recid, DOI, CMS dataset path (/Primary/Era/TIER) or documentation slug. Returns the description, run period
• cern_opendata_list_files List one record's files: its file indexes (groups of up to ~1,500 files) with their XRootD URI-list URLs, and per file the XRootD URI, HTTPS download URL, size,
• cern_opendata_get_analysis_env Assemble what is needed to analyse a record: its container images, CMSSW release and global tag; the condition-data, VM and validated-run records for its run pe
• cern_opendata_get_validated_runs Get a CMS validated-run (good-run) list, which certifies the luminosity sections that are good for physics in each run. Select it by a CMS collision dataset rec
• cern_opendata_search_trigger_paths Look up CMS High-Level Trigger paths by exact name (HLT_IsoMu24) or prefix pattern (HLT_IsoMu*), optionally for one data-taking year. Paths outside the HLT_ fam
• cern_opendata_list_reference Decode the vocabulary the other cern_opendata tools accept: experiments, record types, collision energies and types, file formats and data tiers, availability s

Details

• Version: 0.3.0
• Transports: streamable-http, stdio
• Uptime (7 days): 100%
• Median latency: 818 ms
• First indexed: 2026-11-01T09:25:52.024Z
• Last seen in registry: 2026-11-01T09:25:52.060Z
• Repository: https://github.com/cyanheads/cern-opendata-mcp-server

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