{
  "name": "chord_synthesizer",
  "description": "Polyphonic chord synthesizer using Web Audio API. Plays a I→vi→IV→V chord progression (C-Am-F-G) using triangle wave oscillators routed through a BiquadFilter and AnalyserNode. Tests complex multi-node audio graph capture.",
  "input_schema": {
    "type": "object",
    "properties": {}
  }
}