This is the official Ableton Extension API 1.0 bridge for ABLE-MCP. It runs inside Live's Extension Host (Node 22) and exposes a WebSocket JSON-RPC 2.0 server that the Python MCP server connects to.
An Ableton Live 12 Extension that adds an "Ask Claude…" action to Session clip slots. Right-click a cell, type a natural-language instruction, and Claude generates or edits MIDI in Live through the extension's own built…