AI-composed orchestra played by AI-animated paper puppets: full Claude + MiniMax pipeline

UnfortunateHurricane · reddit · 2026-10-24

A Redditor built an all-AI "paper puppet theater orchestra": Claude (Opus/Fable) handles music composition and development, Astra reviews and generates 2D assets, and MiniMax H3 animates the puppets frame-by-frame via the author's open-source spriteh3 (a ComfyUI wrapper). The stage highlights the currently playing instrument and its notes; the piece is a play on Iain Banks' Excession.

Pipeline: a Python script parses the composition into a timeline deciding which instrument lights up per frame; scores are rendered with Verovio (found by Claude); the stage is HTML captured via HyperFrames, followed by alignment post-processing. After the initial asset setup, new pieces just drop in a new composition, and the stage generalizes to other South Park-style theater pieces.

Related event: Claude-Composed Orchestra Performs in AI Paper Puppet Theater(2 posts)→

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