CosyVoice2 for ComfyUI
ComfyUI_NTCosyVoice is a plugin of ComfyUI for Cosysvoice2
How much VRAM does CosyVoice2 for ComfyUI require?
Direct Answer: The ComfyUI node CosyVoice2 for ComfyUI requires a minimum base VRAM of 128MB and is optimized for GPUs with at least 4GB of VRAM. Low VRAM mode is fully supported for resource-constrained setups.
- Base VRAM:
- 128MB (0.1GB)
- Recommended GPU:
- 4GB+ VRAM
- Low VRAM Mode:
- ✓ Supported
- Estimation Confidence:
- MEDIUM
Interactive VRAM Compatibility Estimator
Your GPU has plenty of headroom. You can run this node safely with your active configurations!
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What Python packages are required for CosyVoice2 for ComfyUI?
Direct Answer: Running CosyVoice2 for ComfyUI requires installing the following Python package dependencies: conformer, deepspeed, diffusers, gdown, hydra-core, hyperpyyaml, inflect, librosa, lightning, matplotlib, modelscope, omegaconf, onnxruntime-gpu, openai-whisper, pyarrow, rich, soundfile, tensorboard, tensorrt-cu12, tensorrt-cu12-bindings, tensorrt-cu12-libs, wetextprocessing, wget. Ensure your ComfyUI environment has these packages active before launching.
conformer
deepspeed
diffusers
gdown
hydra-core
hyperpyyaml
inflect
librosa
lightning
matplotlib
modelscope
omegaconf
onnxruntime-gpu
openai-whisper
pyarrow
rich
soundfile
tensorboard
tensorrt-cu12
tensorrt-cu12-bindings
tensorrt-cu12-libs
wetextprocessing
wgetInteractive Setup & Dependency Resolver
# Loading command...Frequently Asked Questions
How much VRAM does CosyVoice2 for ComfyUI require?
CosyVoice2 for ComfyUI requires a minimum of 128MB (0.1GB) of VRAM for base operation. For optimal performance, a GPU with at least 4GB of VRAM is recommended. This node supports low VRAM mode for resource-constrained setups.
Can I run CosyVoice2 for ComfyUI on an RTX 3060, RTX 4070, or RTX 4090?
✅ RTX 3060 (12GB): Yes, fully compatible with 10.7GB headroom. ✅ RTX 4070 (12GB): Yes, fully compatible with 10.7GB headroom. ✅ RTX 4070 Ti (16GB): Yes, fully compatible with 14.3GB headroom. ✅ RTX 4090 (24GB): Yes, fully compatible with 21.5GB headroom
What Python packages are required for CosyVoice2 for ComfyUI?
To run CosyVoice2 for ComfyUI, you need to install: conformer, deepspeed, diffusers, gdown, hydra-core, hyperpyyaml, inflect, librosa, lightning, matplotlib, modelscope, omegaconf, onnxruntime-gpu, openai-whisper, pyarrow, rich, soundfile, tensorboard, tensorrt-cu12, tensorrt-cu12-bindings, tensorrt-cu12-libs, wetextprocessing, wget. You can install these using pip or add them to your requirements.txt file.
How can I reduce VRAM usage when running CosyVoice2 for ComfyUI?
CosyVoice2 for ComfyUI supports low VRAM mode. To reduce memory usage: (1) Enable --lowvram or --medvram flags in ComfyUI, (2) Reduce batch size to 1, (3) Use fp16 or fp8 precision if supported, (4) Close other GPU applications.
How do I install CosyVoice2 for ComfyUI in ComfyUI?
To install CosyVoice2 for ComfyUI: (1) Navigate to your ComfyUI/custom_nodes directory, (2) Clone the repository: git clone https://github.com/muxueChen/ComfyUI_NTCosyVoice, (3) Install dependencies: pip install -r requirements.txt (if present), (4) Restart ComfyUI. Alternatively, use ComfyUI Manager for one-click installation.