Setup Comfyui with sageattention

python>=3.9 , torch>=2.3.0 , triton>=3.0.0 CUDA:

=12.8 for Blackwell or SageAttention2++

# https://developer.nvidia.com/cuda-downloads install cuda toolkit   2.8 ?

conda create -n comfyui-sg 
conda activate comfyui-sg
pip3 install torch torchvision torchaudio
# uninstall torch
# pip uninstall torch torchvision torchaudio

pip install sageattention==2.2.0 --no-build-isolation
git clone https://github.com/comfyanonymous/ComfyUI.git
cd ComfyUI
pip install -r requirements.txt
pip install comfy-cli
comfy install
comfy launch -- --listen 0.0.0.0 --port 8080

Wan Video

pip install sageattention
/sbin/ldconfig
#Restart comfyui