Last refreshed 2026-06-05. Next refresh: weekly.
Why use Higgs Audio v3 TTS on Boson AI API?
Boson AI API offers Higgs Audio v3 TTS with competitive pricing. Boson AI's hosted API for Higgs Audio TTS and STT models.
Setup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: higgs-audio-v3-ttshiggs-audio-v3-ttsRequest example
higgs-audio-v3-tts.Gotchas
No curated gotchas have been sourced for this exact provider/model route yet.
Capabilities
About Higgs Audio v3 TTS
Higgs Audio v3 TTS is Boson AI's 4B-parameter text-to-speech model released June 4, 2026. It supports 102 languages (85 at production quality with WER/CER <5%), zero-shot voice cloning, and inline control tokens for emotion (21 types), style (singing/shouting/whispering), sound effects, and prosody. Audio output is 24kHz MP3 or PCM. Open weights available under a non-commercial license; hosted API is in free public preview.
FAQ
What is the context window for Higgs Audio v3 TTS on Boson AI API?
Higgs Audio v3 TTS supports a 8k token context window on Boson AI API.
What API model ID do I use for Higgs Audio v3 TTS on Boson AI API?
Use the model ID higgs-audio-v3-tts when calling Boson AI API's API.
Who created Higgs Audio v3 TTS?
Higgs Audio v3 TTS was created by Boson AI as part of the Higgs Audio model family.
Is Higgs Audio v3 TTS open source?
Higgs Audio v3 TTS has open weights under Noncommercial according to the seed data, but that does not necessarily mean an OSI-approved open-source license.