TTS Engines Overview
OneTTS implements an extensible adapter architecture to support diverse neural TTS engines.
🚀 Supported Engines
| Engine | Type | GPU Required | Strengths |
|---|---|---|---|
| Edge-TTS | Cloud (Microsoft) | ❌ No | 100+ natural multi-lingual neural voices, zero setup |
| Kokoro-82M | Local (ONNX) | ❌ No (CPU Fast) | 82M params, ultra-natural English/Chinese, <100ms latency |
| OpenAI Relay | Cloud (OpenAI) | ❌ No | Official tts-1 / tts-1-hd compatibility relay |
| CosyVoice | Local (PyTorch) | ✅ Yes | 3-second zero-shot voice cloning, emotional control |