Short Film · Sep 30, 2026

Opus 5.5 Ultracode made a 5-minute animated music video with Godot. Every pixel is code, and the singer is a voice it built from scratch

Opus 5.5 Ultracode made a 5-minute animated music… by Sunrise1927, credited to Claude Opus 5.5. Watch the Short Film video and visit the original Reddit post.

Sunrise1927u/Sunrise1927
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Opus 5.5
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From the creator’s post · Sunrise1927 on Reddit
you can see the final video\* here: [https://youtu.be/GlMAVqqcQZk](https://youtu.be/GlMAVqqcQZk) A little robot can't hear music. It can only count: drips from a tap, stars through a window, a table shaking when the radio plays. That's the first two minutes of \*Tell the Dog\*, a song and music video I made with Claude Code. Nothing in it came from a song generator or a video model. Every character, set, light and camera move is Godot code running inside my own little godot game engine, and the robot's voice is a singer Claude wrote from scratch. Here's how it came together. The voice I wanted to see whether the model could sing. Qwen TTS can't. So Claude built a synthetic singer in Python: glottal pulses through a formant "vocal tract", with presets. One of them, \`small\_robot\`, sounded like exactly what it is, and I loved it. Then I asked Claude to use that voice as \*its own\* and say whatever it wanted. It wrote a little story straight into phonemes (ARPAbet, no English…
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Video and prompt by Sunrise1927. Original post ↗

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