Higgs Audio v3 TTS

Released
2026-06-04
Last refreshed
2026-10-08
Status
Researched 135d ago
Open weightsCommercial use: not permittedAudio
Boson AI releases · 1 in the last 12 monthsChangelog →
Specifications
Released
2026-06-04
Context
8K
Parameters
4B
Architecture
Decoder Only
Specialization
text-to-speech
Openness
Open weights
License
NoncommercialNot permitted
Weights
Available
Code
Unknown
Training
Pretrained
Created by
Boson AI

Production-grade audio AI for voice agents.

Website
Pricing

No tracked provider pricing is available yet.

Providers(1)
Boson AI API
View 1 provider route
Links
Website HuggingFace

About

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.

Providers(1)

Compare API pricing across 1 tracked provider route for input and output tokens, batch, and cached reads when available.

ProviderInput / 1MOutput / 1MRoute
Boson AI API--
ServerlessPartial

Capabilities

Audio

Benchmark peer barsfor Coding

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.

API versions

higgs-audio-v3-tts