IndexTTS-2

👉🏻 IndexTTS2 👈🏻

<center><h3>IndexTTS2: A Breakthrough in Emotionally Expressive and Duration-Controlled Auto-Regressive Zero-Shot Text-to-Speech</h3></center> <div align="center"> <a href='https://arxiv.org/abs/2506.21619'> <img src='https://img.shields.io/badge/ArXiv-2506.21619-red?logo=arxiv'/> </a> <br/> <a href='https://github.com/index-tts/index-tts'> <img src='https://img.shields.io/badge/GitHub-Code-orange?logo=github'/> </a> <a href='https://index-tts.github.io/index-tts2.github.io/'> <img src='https://img.shields.io/badge/GitHub-Demo-orange?logo=github'/> </a> <br/> <!--a href='https://huggingface.co/spaces/IndexTeam/IndexTTS'> <img src='https://img.shields.io/badge/HuggingFace-Demo-blue?logo=huggingface'/> </a--> <a href='https://huggingface.co/IndexTeam/IndexTTS-2'> <img src='https://img.shields.io/badge/HuggingFace-Model-blue?logo=huggingface' /> </a> <br/> <!--a href='https://modelscope.cn/studios/IndexTeam/IndexTTS-Demo'> <img src='https://img.shields.io/badge/ModelScope-Demo-purple?logo=modelscope'/> </a--> <a href='https://modelscope.cn/models/IndexTeam/IndexTTS-2'> <img src='https://img.shields.io/badge/ModelScope-Model-purple?logo=modelscope'/> </a> </div>

Acknowledge

1. tortoise-tts
2. XTTSv2
3. BigVGAN
4. wenet
5. icefall
6. maskgct
7. seed-vc

📚 Citation

🌟 If you find our work helpful, please leave us a star and cite our paper.

IndexTTS2

@article{zhou2025indextts2,
  title={IndexTTS2: A Breakthrough in Emotionally Expressive and Duration-Controlled Auto-Regressive Zero-Shot Text-to-Speech},
  author={Siyi Zhou, Yiquan Zhou, Yi He, Xun Zhou, Jinchao Wang, Wei Deng, Jingchen Shu},
  journal={arXiv preprint arXiv:2506.21619},
  year={2025}
}

IndexTTS

@article{deng2025indextts,
  title={IndexTTS: An Industrial-Level Controllable and Efficient Zero-Shot Text-To-Speech System},
  author={Wei Deng, Siyi Zhou, Jingchen Shu, Jinchao Wang, Lu Wang},
  journal={arXiv preprint arXiv:2502.05512},
  year={2025},
  doi={10.48550/arXiv.2502.05512},
  url={https://arxiv.org/abs/2502.05512}
}