1.7B: TTFA p50 43.9 ms, playback_start 43.9 ms, stall 0 (baseline 32.0 / 116.2 / 84.7). 0.6B: TTFA p50 46.1 ms, playback_start 46.1 ms, stall 0 (baseline 27.8 / 95.4 / 67.3). RTF unchanged (~0.1). Measured on L20X via gpu run --gpus 1 (canhazgpu). Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>