A 66M parameter model just beat ElevenLabs on a Raspberry Pi.
— AlphaSignal AI (@AlphaSignalAI) 22 mai 2026
Text-to-speech has lived in the cloud for years.
Every spoken character cost an API call and a fraction of a cent.
Supertonic 3 is an open-source TTS model that runs entirely on the device.
No network, no key,… pic.twitter.com/uo0grRixeT
A 66M parameter model just beat ElevenLabs on a Raspberry Pi. Text-to-speech has lived in the cloud for years. Every spoken character cost an API call and a fraction of a cent. Supertonic 3 is an open-source TTS model that runs entirely on the device. No network, no key,