Qwen3-TTS Voice Cloning - ComfyUI & One Click Windows Installer

The latest Qwen3-TTS Text-to-Speech AI Voice Cloning ComfyUI Workflow is now here — and it's easier than ever to get running. Featuring full Flash Attention support and an optimized one-click installer, you can start experimenting in minutes instead of hours.

Qwen3-TTS is the newest generation of text-to-speech models from Qwen AI, delivering near human-level realism in synthesized voices. Available in lightweight and large model sizes (0.6B and 1.7B), these models balance performance and quality — ideal for everything from interactive storytelling to AI voice assistants.

Key Highlights

• Natural prosody and emotion control for dynamic speech output
• Fast inference powered by FlashAttention 2.8.3 + CUDA 12.8
• Flexible voice cloning with just a few seconds of audio reference
• High-fidelity 12Hz generation with expressive tone shaping

Included in the Package

The automated installer sets up everything required to run Qwen3-TTS models through ComfyUI, including:

• Flash Attention: flash_attn-2.8.3+cu128torch2.8
• PyTorch: 2.8.0+cu128
• ComfyUI Windows Portable

System Requirements

• Windows OS
• NVIDIA GPU with CUDA support (RTX 30XX or later recommended)
• Minimum VRAM: 4 GB (more for faster processing)
• Free Disk Space: At least 30 GB
• FFmpeg and SOX (Sound eXchange) required

Usage Notes

• Place the installer files in a dedicated folder, then double-click to begin setup — no extra configuration required.
• Load the provided workflow inside ComfyUI.
• Toggle between Preset Voices and Voice Cloning sections using the Fast Groups Bypasser above each section. Only one should be active at a time.
• Preset Voices: Choose the Qwen3-TTS model (1.7B or 0.6B), enter your text, add style or tone instructions (e.g., calm and friendly, energetic podcast style), then click Generate.
• Voice Cloning: Select your model, upload a 3-10 second reference clip (shorter clips are best), then click Generate.