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Whistle

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New 'Whistle' model brings on-device speech-to-text in 16.9 MB

A new speech recognition model called Whistle has been released for mobiles, wearables, robots, smart home devices, automotive systems and microcontrollers. It ships as a single 16.9 MB file that runs entirely on-device via CPU with no dependencies, handling transcription, word-level timestamps and speech embeddings for seven languages without sending audio off the device.

cactuscompute.com · 2026-10-08

Whistle Synth relaunches as free open-source Mac app with lower latency

The developer behind Whistle Synth, a tool that turns whistling into synthesizer sound, has rebuilt it with AI assistance and released it as a free, ad-free, open-source Mac application. The overhaul cut audio round-trip latency from 80ms to 5ms and fixed stuttering by separating pitch detection from sound synthesis.

jefftk.com · 2026-09-04