Arun ArumugamAgent Engineering

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Block's Dessa: a voice model that never saw text

A quiet weekend. The one release worth knowing is Block's Dessa, a full-duplex speech model trained purely on conversation audio that runs on a laptop.

  1. BlockReleaseModelsBlock releases Dessa, a full-duplex speech model trained only on audioDessa listens and talks at the same time and learned from human conversation audio with no text at all. It runs locally on an M4 Max MacBook, a real alternative to text-pipeline voice agents. Research preview only.