Synthesis Capabilities: CosyVoice-v3-Flash is the high-performance speech synthesis model in the CosyVoice series from Tongyi Labs, offering improved naturalness, timbre, prosody, and emotional expressiveness compared to previous versions. This model supports real-time streaming text-to-speech synthesis. Cloning Capabilities: CosyVoice-v3-Flash is also the speech cloning model in the CosyVoice series from Tongyi Labs. Compared to previous versions, it improves pronunciation accuracy and timbre similarity, and adds support for more less commonly spoken languages (German, Spanish, French, Italian, Russian). It can quickly generate highly similar and naturally sounding custom voices from just 5-20 seconds of reference audio.
Inference Service Provider
The inference service provider for cosyvoice-v3-flash is QwenCloud.
Model Capabilities
| Capability | Support | Capability | Support |
|---|---|---|---|
Input Modality | Text | Output Modality | Audio |
Model Experience | Unsupported | Function Calling | Unsupported |
Structured Outputs | Unsupported | Web Search | Unsupported |
Prefix Completion | Unsupported | Context Caching | Unsupported |
Batch Inference | Unsupported | Fine-tuning | Unsupported |
Context Limits
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Max Input Length | — | Max Output Length | — |
Context Window | — |
Pricing
This page only shows the original pricing for model API calls, excluding any limited-time promotions. Visit QwenCloud console for promotional offers.
- Singapore
- China North 2 (Beijing)
| Billing Item | Price (USD) | Unit |
|---|---|---|
TTS | 0.13 | Per 10,000 characters |
Rate Limits
- Singapore
- China North 2 (Beijing)
| Parameter | Value |
|---|---|
RPM (Requests Per Minute) | 180 |