MOSS-TTS
The facts below are what the maker publishes about MOSS-TTS, checked and dated. Our editors have not written about it yet.
The facts
Each one read from MOSS-TTS's own pages, with the date it was checked.
What it does
- API
- MOSI's developer console shows a POST /v1/audio/speech endpoint and an example using the moss-tts-1.5-flash model.checked 13 Oct 2026
- API access
- Yeschecked 20 Sep 2026
- Audience
- The maker describes MOSS-TTS as a production-oriented flagship model for long-form and multilingual content, including narration, dubbing, and audiobooks.checked 13 Oct 2026
- Audio output
- The Local-Transformer v1.5 release supports native 48 kHz stereo input and output and includes real-time streaming decode examples.checked 12 Oct 2026
- Commercial use
- Yeschecked 20 Sep 2026
- Deployment
- The repository documents local inference and serving backends including llama.cpp, SGLang-Omni, and vLLM-Omni.checked 13 Oct 2026
- Export formats
- WAVchecked 20 Sep 2026
- Hardware
- The quickstart recommends Python 3.12 and a CUDA 12.8 PyTorch install, while the documented llama.cpp path also provides a CPU-only configuration.checked 12 Oct 2026
- Integrations
- The repository lists MOSS-TTS API skills for OpenClaw, including a Feishu voice-message skill.checked 13 Oct 2026
- Intended users
- The project describes deployment and research use, and lists narration, voice cloning, dialogue, podcasts, dubbing, voice agents, and media sound effects as target tasks.checked 12 Oct 2026
- Languages
- MOSS-TTS v1.5 supports 31 languages and multilingual or code-switched synthesis.checked 13 Oct 2026
- License
- The MOSS-TTS model page lists the open-source license as Apache 2.0.checked 13 Oct 2026
- Model family
- The family includes models for long-form narration, multi-speaker dialogue, voice design, sound effects, and real-time speech generation.checked 13 Oct 2026
- Models
- The family includes models for voice cloning, multi-speaker dialogue, text-prompt voice design, real-time voice agents, and sound-effect generation.checked 12 Oct 2026
- Privacy limits
- The privacy policy says sound-feature analysis may be used to support audio features and is not used to identify a specific natural person.checked 13 Oct 2026
- Product
- MOSS-TTS is an open-source model family for long-form speech, dialogue synthesis, voice design, sound effects, and real-time streaming TTS.checked 13 Oct 2026
- Resource needs
- The released models range from about 100 million parameters for MOSS-TTS-Nano to 8 billion parameters for several flagship models.checked 12 Oct 2026
- Security and privacy
- MOSI's privacy policy says submitted content may be processed for generation, history, troubleshooting, safety review, and service improvement; it also describes possible use of de-identified or anonymized data for model optimization.checked 13 Oct 2026
- Speech controls
- The model supports fine-grained pronunciation, duration, and pause controls.checked 13 Oct 2026
- Support
- The maker lists [email protected] as a contact address for inquiries and feedback.checked 13 Oct 2026
- Voice cloning
- MOSS-TTS v1.5 supports zero-shot voice cloning and audio continuation.checked 13 Oct 2026
- Voice controls
- MOSS-TTS-v1.5 supports zero-shot voice cloning, token-level duration control, Pinyin and IPA pronunciation control, multilingual synthesis, code-switching, and inline pause markers.checked 12 Oct 2026
The company
- Company
- MOSI says Shanghai Mosi Intelligent Technology Co., Ltd. is headquartered in Shanghai and was incubated by the Shanghai Innovation Institute and Fudan University's OpenMOSS team.checked 13 Oct 2026
Where it runs
- Platforms
- api,self_hostedchecked 20 Sep 2026
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