Google translate and Google Gboard offer offline voice to text transcription... So it would seem the model is indeed on your device, and Google says as such -

Google translate and Google Gboard offer offline voice to text transcription... So it would seem the model is indeed on your device, and Google says as such - http://ai.googleblog.com/2019/03/an-all-neural-on-device-speech.html http://ai.googleblog.com/2019/03/an-all-neural-on-device-spe...