Cern Opendata MCP Server
by cyanheadsio.github.cyanheads/cern-opendata-mcp-serverv0.2.0
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Active8d ago
Install Cern Opendata MCP server
Install in Claude Code
claude mcp add cern-opendata -- npx -y @cyanheads/cern-opendata-mcp-server run start:stdioInstall in Cursor
{
"mcpServers": {
"cern-opendata": {
"command": "npx",
"args": [
"-y",
"@cyanheads/cern-opendata-mcp-server",
"run",
"start:stdio"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"cern-opendata": {
"command": "npx",
"args": [
"-y",
"@cyanheads/cern-opendata-mcp-server",
"run",
"start:stdio"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"cern-opendata": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@cyanheads/cern-opendata-mcp-server",
"run",
"start:stdio"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"cern-opendata": {
"command": "npx",
"args": [
"-y",
"@cyanheads/cern-opendata-mcp-server",
"run",
"start:stdio"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| MCP_LOG_LEVEL | — | — | Sets the minimum log level for output (e.g., 'debug', 'info', 'warn'). |
| MCP_HTTP_HOST | — | — | The hostname for the HTTP server. |
| MCP_HTTP_PORT | — | — | The port to run the HTTP server on. |
| MCP_HTTP_ENDPOINT_PATH | — | — | The endpoint path for the MCP server. |
| MCP_AUTH_MODE | — | — | Authentication mode to use: 'none', 'jwt', or 'oauth'. |
Remote endpoints
- streamable-http
https://cern-opendata.caseyjhand.com/mcp
Freshness
Active — last maintenance signal 8d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-02 · 8d ago · GitHub
Latest release
2026-10-02 · 8d ago · GitHub · v0.2.0
Package published
no data · npm/PyPI
Registry entry updated
2026-10-02 · 8d ago · official registry · v0.2.0
FAQ
›How do I install the Cern Opendata MCP server in Claude Code?
Run: claude mcp add cern-opendata -- npx -y @cyanheads/cern-opendata-mcp-server run start:stdio. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Cern Opendata require an API key?
No required environment variables are declared in its published metadata.
›Can I use Cern Opendata as a remote (hosted) MCP server?
Yes — it offers both a hosted endpoint and a local stdio package.
›Is Cern Opendata in the official MCP registry?
Yes, as io.github.cyanheads/cern-opendata-mcp-server.