PlayByKey Music Theory

MCP server · by playbykey

Media & Design npm v1.6.0

Chords, scales, progressions, transposition, and MIDI tools for music theory AI agents.

View source ↗ Generate config for multiple servers More servers

Install

Pin version registry version 1.6.0

npm
npx -y @playbykey/theory-mcp

npm
npx -y @playbykey/theory-mcp@1.6.0

Setup by client

Pick your client — the config below is generated for this server (local stdio). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp@1.6.0"
      ]
    }
  }
}

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add theory-mcp -- npx -y @playbykey/theory-mcp

claude mcp add theory-mcp -- npx -y @playbykey/theory-mcp@1.6.0

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp@1.6.0"
      ]
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp"
      ]
    }
  }
}

{
  "servers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp@1.6.0"
      ]
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "theory-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@playbykey/theory-mcp@1.6.0"
      ]
    }
  }
}

Format verified against the official Windsurf docs ↗.

GitHub

⭐ 1 stars · 最近更新于 45 天前 · MIT license

About this server

/ / Developer Tools Packages for PlayByKey see the table below for what's here. npm: npmjs.com/pa…

Summary from the project README — github.com/DigitalBrewLLC/playbykey-dev-tools

Distributed as npm, listed under Media & Design. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the PlayByKey Music Theory MCP server do?

/ / Developer Tools Packages for PlayByKey see the table below for what's here. npm: npmjs.com/pa

How do I install PlayByKey Music Theory?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is PlayByKey Music Theory free to use?

The MCP server itself is free to install. The source is public on https://github.com/DigitalBrewLLC/playbykey-dev-tools. Any third-party service it calls may require its own API key and account.

Which clients support PlayByKey Music Theory?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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