Chords, scales, progressions, transposition, and MIDI tools for music theory AI agents.
Runs locally over stdio
This server isn't hosted — your MCP client launches it from a package registry. Use one of the commands below, or drop the config into your client (e.g. Claude Desktop).
Run
npx -y @playbykey/theory-mcp
MCP client config
{
"mcpServers": {
"playbykey-music-theory": {
"command": "npx",
"args": [
"-y",
"@playbykey/theory-mcp"
]
}
}
}