Gradus Notation MCP Server: Install & Setup

Install Gradus Notation in Claude Code

Claude Code

claude mcp add gradus-notation -- npx -y @gradusmusic/notation-mcp

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

{
  "mcpServers": {
    "gradus-notation": {
      "command": "npx",
      "args": [
        "-y",
        "@gradusmusic/notation-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Gradus Notation MCP server do?

Render music notation as SVG, MusicXML and MIDI from a JSON score, analyze MusicXML harmonically and search a music-theory knowledge base.

Is the Gradus Notation MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Gradus Notation run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Gradus Notation to Claude Code?

Run: claude mcp add gradus-notation -- npx -y @gradusmusic/notation-mcp

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