Installing the LTX-2 Framework in ComfyUI | Alpha | PandaiTech

Installing the LTX-2 Framework in ComfyUI

How to update ComfyUI and install LTX Video custom nodes via ComfyUI Manager to start generating videos.

Learning Timeline
Key Insights

Performance Tips for Low VRAM

Benefits of Stable Updates

Using 'update_comfyui_stable' is a safer way to avoid errors with other nodes while ensuring that LTX-2 features continue to run smoothly.
Step by Step

How to Update ComfyUI to the Latest Version

  1. Open the main ComfyUI Windows portable folder on your computer.
  2. Locate and open the folder named 'update'.
  3. Double-click the 'update_comfyui_and_python_dependencies.bat' file (recommended for optimal stability).
  4. Wait for the command prompt process to finish to ensure all LTX-2 dependencies are fully updated.
  5. Launch ComfyUI by double-clicking either 'run_nvidia_gpu.bat' or 'run_cpu.bat'.

How to Install LTX Video Nodes

  1. Click the 'Manager' button on the ComfyUI menu panel.
  2. Click the 'Install Custom Nodes' button.
  3. Type 'LTX Video' into the search bar.
  4. Find the entry named 'ComfyUI-LTXVideo' and click the 'Install' button next to it.
  5. If you have already installed it previously, click 'Update' to ensure LTX-2 support.
  6. Fully restart ComfyUI once the download process is complete.

Accessing LTX-2 Models & Workflows

  1. After restarting, click the 'Manager' button again.
  2. Select 'Fetch Updates' to ensure the template list is up to date.
  3. Click the 'Workflows' or 'Templates' dropdown menu in ComfyUI.
  4. Choose from the 6 available workflow options: Image-to-Video (Full/Distilled), Text-to-Video (Full/Distilled), Video Upscaler, or ControlNet.
  5. The workflow will load automatically and is ready for your prompts or images.

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