Cern Opendata MCP Server: Install & Setup

Install Cern Opendata in Claude Code

Remote URL

Claude Code

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

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

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

npm

Claude Code

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

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

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

Frequently asked questions

What does the Cern Opendata MCP server do?

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

Is the Cern Opendata MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Cern Opendata run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add Cern Opendata to Claude Code?

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

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