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VOICE & AUDIO

Chatterbox Multilingual

Chatterbox Multilingual is a text-to-speech model from Resemble AI, suited to natural-sounding voice synthesis.

Specifications

Provider
Resemble AI
Type
Text-to-speech model
Category
Voice & audio
License
mit
API endpoint
/v1/audio/speech
Model ID
chatterbox-multilingual

About Chatterbox Multilingual

On-device Apple Silicon build of ResembleAI's multilingual Chatterbox (t3mtl23lsv3, 23 languages) for iOS 18+ / macOS 15+, arm64. The whole pipeline is CoreML; T3 prefill + decode run on the Apple Neural Engine and the S3Gen synth on ANE + GPU. v1 retains full multilingual capability and is validated/tuned on Russian (on-device, ear-checked, iPhone 17 Pro Max / iOS 26.5.1).

  • coreml
  • text-to-speech
  • multilingual
  • apple-neural-engine
  • chatterbox
  • ar
  • da
  • de

Hugging Face · 1,085 downloads · 0 likes

Chatterbox Multilingual API example

Text to speech through the OpenAI-compatible Denizen Blu One API. Point any OpenAI SDK at api.denizenblu.com/v1, set model to chatterbox-multilingual and send the request.

curl https://api.denizenblu.com/v1/audio/speech \
  -H "Authorization: Bearer $DENIZEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "chatterbox-multilingual",
    "input": "Hello, blue world."
  }' \
  --output speech.mp3

Need keys, streaming or error codes? See the API docs, or try it first in the playground.

Included in every plan

Chatterbox Multilingual is part of the flat-rate catalog, so you never pay per token to use it. Plans differ by usage limits, concurrency and support, not by whether this model is available.

  • Explorer$11 a year
  • Creator$31 a year
  • Professional$51 a year
  • Ultimate$101 a year
  • EnterpriseContact sales

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