Gradium's Phonon TTS launch runs speech models on-device with open weights
AIGradium says its Phonon text-to-speech models run on-device without a server or network connection. Phonon 31m for English is Apache 2.0 and usable commercially, while Phonon 40m covers five languages under a non-commercial license.
AIWhy it matters.
The post details Phonon's on-device design, licensing split, and leaderboard results, giving developers concrete tradeoffs for choosing a local TTS model.
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Hugging Face Blog · huggingface.coPublished · added here
Original title: A Closer Look at Phonon TTS. Launching High-Quality On-Device Speech That Tops the Benchmarks.