ChatTTSA generative speech model for daily dialogue.

ChatTTS

ChatTTS is a generative speech synthesis model specifically optimized for dialogue scenarios and conversational AI applications. Built on 100,000+ hours of training data, it delivers natural, expressive speech with fine-grained prosodic control, supporting both English and Chinese languages for interactive LLM assistants and dialogue-based systems.

Key Features

• Conversational Optimization : Designed specifically for dialogue tasks with support for multiple speakers and interactive speech synthesis
• Fine-Grained Prosody Control : Predict and manipulate detailed prosodic features including laughter, pauses, and interjections for natural-sounding speech
• Advanced Pre-training : Trained on extensive audio data with superior prosody compared to most open-source TTS models

Use Cases

• LLM Assistants : Power voice responses for conversational AI applications with natural dialogue flow
• Interactive Applications : Enable multi-speaker dialogue synthesis for games, educational tools, and interactive media
• Voice Content Creation : Generate expressive audio for podcasts, audiobooks, and automated narration with controllable emotional tone

Who Is It For

ChatTTS is ideal for developers and researchers building conversational AI systems, voice-enabled applications, and interactive dialogue platforms who need high-quality, controllable speech synthesis. It's particularly suited for those working with large language models who want to add natural voice capabilities to their systems.