chatterbox-multilingual-tts

resembleai/chatterbox-multilingual-tts

NVIDIA Build Card

Natural and expressive voices in 23 languages. For voice agents and brand ambassadors.

Context Length

Not published

Input Pricing

Not published

Output Pricing

Not published

Recent Latency

No probes

Model Architecture & Limits

Canonical IDresembleai/chatterbox-multilingual-tts

Publisher / Originatorresembleai

Model FamilyNot published

ArchitectureTransformer (T3 token generator + S3Gen diffusion decoder with flow matching)

Context Window LimitNot published

Max Output TokensNot published

Endpoint Protocolnim-custom

Capabilities & Modal Surfaces

Chat Conversation✕ No

Tool / Function Calling✕ No

Reasoning / Thinking✕ No

Structured Output (JSON)✕ No

Vision / Multimodal✓ Yes

Audio Processing✓ Yes

License & Restrictions

Governing Terms: The Chatterbox model governed by the [NVIDIA Open Model Agreement](https://www.nvidia.com/en-us/agreements/enterprise-software/nvidia-open-model-agreement/). ADDITIONAL INFORMATION: The Chatterbox base model is governed by [MIT License](https://huggingface.co/datasets/choosealicens

Commercial and research use permitted under governing model and API terms.