Short Film · Oct 1, 2026

OPUS 5.5 Ultracode made a pop song and music video in one shot, woah

OPUS 5.5 Ultracode made a pop song and music video… 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
0 net upvotes on Reddit, checked Oct 7, 2026
From the creator’s post · Sunrise1927 on Reddit
you can see the final video here, music starts at 2:12: [https://youtu.be/GlMAVqqcQZk](https://youtu.be/GlMAVqqcQZk) Nothing 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. done in claude code with 20x account. 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\`, won out. 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 in the file), about a machine that knew songs were real because every morning someone was listening. That story became the song's spoken intro. The song I asked for a pop song, Claude wrote the lyrics: a breakup song centered on missing their ex's dog…
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Video and prompt by Sunrise1927. Original post ↗

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