transformers serve adds OpenAI-compatible /v1/audio/speech, debuts Gradium's 40M on-device TTS

yb2698 · x · 2026-10-21

Hugging Face's transformers serve now exposes an OpenAI-compatible /v1/audio/speech endpoint, launched with Gradium's brand-new on-device TTS model Phonon — tiny, fast and multilingual at the 40M scale. Run it with transformers serve gradium/phonon-40m-en, making local speech synthesis trivially accessible via the OpenAI-style API.

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