{
  "implementation": "WhisperX 3.8.6",
  "model": "large-v3-turbo",
  "backend": "CPU",
  "compute_type": "int8",
  "alignment": "enabled",
  "test_pack_seconds": 444.192,
  "total_wall_seconds": 106.74,
  "source": "single CLI process over all four clips; tool-observed wall time",
  "outputs": [
    "cpu-aligned-output/opening-multispeaker.json",
    "cpu-aligned-output/mid-meeting-turns.json",
    "cpu-aligned-output/signoff.json",
    "cpu-aligned-output/pretrim-tail.json"
  ],
  "notes": "TorchCodec warned because this isolated CUDA-Torch environment lacks a compatible FFmpeg library, but WhisperX completed alignment and wrote every JSON output."
}