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Phonon

Phonon is a multimodal model from Gradium, first covered on 5 November 2026. It is available as open weights you can download and run (licence: Apache 2.0 (English), CC BY-NC 4.0 (multilingual)).

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Quick facts

Who makes Phonon?
Phonon is made by Gradium.
When was Phonon released?
The first report of Phonon's release that Digest AI covered was published on 5 November 2026. Hugging Face releases Phonon TTS with on-device speech and open weights →
What type of model is Phonon?
Phonon is a multimodal model.
Are Phonon's weights open?
Yes. Phonon is released as open weights that can be downloaded and run, under the Apache 2.0 (English), CC BY-NC 4.0 (multilingual) licence.
Where is Phonon available?
Phonon is available as open weights that can be downloaded and run.

Taken from the coverage, not from our own testing. A question is left out when none of the reports we read gave the answer. All tracked models →

1 story about Phonon

  1. Hardware & Compute new

    Hugging Face releases Phonon TTS with on-device speech and open weights

    Hugging Face launched Phonon, a text-to-speech model designed to run entirely on a user’s device without cloud dependency. The release includes two models: Phonon 31m (Apache 2.0 license, supports English) and Phonon…

    2 sources primary source
    Unite.AIHugging Face
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