Skip to content
SPECIFICTION
Get listed

MOSS-TTS

github.com

WebmacOSLinuxAPISelf-hosted
Visit github.com
Spec score 7.9 #122 of 233 in Text-to-speech tools

Spec sheet

Product
MOSS-TTS is an open-source model family for long-form speech, dialogue synthesis, voice design, sound effects, and real-time streaming TTS.Read 13 Oct 2026 · github.com
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.Read 12 Oct 2026 · github.com
Audience
The maker describes MOSS-TTS as a production-oriented flagship model for long-form and multilingual content, including narration, dubbing, and audiobooks.Read 13 Oct 2026 · mosi.cn
Platforms
api,self_hostedRead 20 Sep 2026 · github.com
Deployment
The repository documents local inference and serving backends including llama.cpp, SGLang-Omni, and vLLM-Omni.Read 13 Oct 2026 · github.com
API
MOSI's developer console shows a POST /v1/audio/speech endpoint and an example using the moss-tts-1.5-flash model.Read 13 Oct 2026 · platform.mosi.cn
Integrations
The repository lists MOSS-TTS API skills for OpenClaw, including a Feishu voice-message skill.Read 13 Oct 2026 · github.com
Support
The maker lists [email protected] as a contact address for inquiries and feedback.Read 13 Oct 2026 · mosi.cn
License
The MOSS-TTS model page lists the open-source license as Apache 2.0.Read 13 Oct 2026 · mosi.cn
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.Read 13 Oct 2026 · mosi.cn
API access
YesRead 20 Sep 2026 · github.com
Audio output
The Local-Transformer v1.5 release supports native 48 kHz stereo input and output and includes real-time streaming decode examples.Read 12 Oct 2026 · github.com
Commercial use
YesRead 20 Sep 2026 · github.com
Export formats
WAVRead 20 Sep 2026 · github.com
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.Read 12 Oct 2026 · github.com
Languages
MOSS-TTS v1.5 supports 31 languages and multilingual or code-switched synthesis.Read 13 Oct 2026 · mosi.cn
Model family
The family includes models for long-form narration, multi-speaker dialogue, voice design, sound effects, and real-time speech generation.Read 13 Oct 2026 · github.com
Models
The family includes models for voice cloning, multi-speaker dialogue, text-prompt voice design, real-time voice agents, and sound-effect generation.Read 12 Oct 2026 · github.com
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.Read 13 Oct 2026 · mosi.cn
Resource needs
The released models range from about 100 million parameters for MOSS-TTS-Nano to 8 billion parameters for several flagship models.Read 12 Oct 2026 · github.com
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.Read 13 Oct 2026 · mosi.cn
Speech controls
The model supports fine-grained pronunciation, duration, and pause controls.Read 13 Oct 2026 · mosi.cn
Voice cloning
MOSS-TTS v1.5 supports zero-shot voice cloning and audio continuation.Read 13 Oct 2026 · mosi.cn
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.Read 12 Oct 2026 · github.com

Where Specifiction places it

Alternatives to MOSS-TTSAll alternatives →