Show HN: I trained a 125M model to autocomplete piano on-device

A developer has created a one hundred twenty-five million parameter transformer model designed to autocomplete piano performances in real time. As Hacker News tells it, the tool works like a coding assistant for music, allowing a user to play a few notes on a MIDI piano to trigger on-device completions. The creator reports the model can process roughly one hundred eight notes per second on an iPhone fifteen.

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