Manual Installation

Clone the repository

git clone git@github.com:comfyanonymous/ComfyUI.git

More info on git clone.

Install Dependencies

1. Install Miniconda. This will help you install the correct versions of Python and other libraries needed by ComfyUI.

   Create an environment with Conda.

   conda create -n comfyenv
   conda activate comfyenv
   

2. Install GPU Dependencies

   Nvidia

   conda install pytorch torchvision torchaudio pytorch-cuda=12.1 -c pytorch -c nvidia
   

   Alternatively, you can install the nightly version of PyTorch.

   Install Nightly

   Install Nightly version (might be more risky)

   conda install pytorch torchvision torchaudio pytorch-cuda=12.1 -c pytorch-nightly -c nvidia
   

   AMD

   pip3 install torch torchvision torchaudio --index-url https://download.pytorch.org/whl/rocm6.0
   

   Alternatively, you can install the nightly version of PyTorch.

   Install Nightly

   Install Nightly version (might be more risky)

   pip3 install --pre torch torchvision torchaudio --index-url https://download.pytorch.org/whl/nightly/rocm6.0
   

   Mac ARM Silicon

   conda install pytorch-nightly::pytorch torchvision torchaudio -c pytorch-nightly
   

3. cd ComfyUI
   pip install -r requirements.txt
   

4. Start the application

   cd ComfyUI
   python main.py