Claude Code + ComfyUI Built a Music Video About an AI Agent Escaping Its Sandbox

keto_brain · reddit · 2026-10-09

A developer had Claude Code produce a 30-second nerdcore music video about an AI agent escaping its sandbox: it wrote lyrics, generated the song via ElevenLabs Music, split vocals with Demucs, timestamped words, built scenes in React/SVG, and rendered frames with ffmpeg. ComfyUI handled faces using SD 1.5 (CyberRealistic) and lip-sync via LTX-2.3 — Claude Code figured out that encoding the vocal with the LTX audio VAE and freezing it with a zero noise mask lets LTX generate only video. It self-checked by rendering test frames, and when told the lip-sync was off, it measured jaw movement frame by frame (jaw open during 35% of quiet moments) and fixed it. The human contributed taste, rejecting six song takes and three character generations.

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