ComfyUI-OmniGen2

By Yuan-ManXView on GitHub →

ComfyUI-OmniGen2 is now available in ComfyUI, OmniGen2 is a powerful and efficient unified multimodal model. Its architecture is composed of two key components: a 3B Vision-Language Model (VLM) and a 4B diffusion model.

VRAM Requirements

Direct Answer: The ComfyUI node ComfyUI-OmniGen2 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.

High (2-4GB)
Base VRAM:
128MB (0.1GB)
Recommended GPU:
4GB+ VRAM
Low VRAM Mode:
✓ Supported
Estimation Confidence:
MEDIUM

🧮 Interactive VRAM Compatibility Estimator

Estimated Total VRAM: 3.00 GBTarget: 8 GB
✅ Comfortable Fit

Your GPU has plenty of headroom. You can run this node safely with your active configurations!

Deploy on High-Performance GPUs

Need more VRAM to run ComfyUI with this node? Rent low-cost, high-performance GPUs on Vast.ai instantly.

🚀 Deploy on Vast.ai

Deploy on Cloud GPUs

Need more VRAM to run ComfyUI with this node? Rent low-cost, high-performance cloud GPUs on RunPod instantly.

🚀 Deploy on RunPod

Python Dependencies

Direct Answer: Running ComfyUI-OmniGen2 requires installing the following Python package dependencies: accelerate, diffusers, einops, ipykernel, matplotlib, ninja, numpy, omegaconf, opencv-python-headless, pillow, python-dotenv, scipy, timm, torch>=2.6.0, torchvision>=0.21.0, tqdm, transformers>=4.51.3, wandb. This node specifically requires PyTorch version 2.6.0 or newer.

requirements.txt
accelerate
diffusers
einops
ipykernel
matplotlib
ninja
numpy
omegaconf
opencv-python-headless
pillow
python-dotenv
scipy
timm
torch>=2.6.0
torchvision>=0.21.0
tqdm
transformers>=4.51.3
wandb

🛠️ Interactive Setup & Dependency Resolver

Operating System:
Environment Type:
Run this terminal command in your ComfyUI root folder:
# Loading command...

⚠️ Special Environment Requirements:

Requires PyTorch version 2.6.0+.

To update PyTorch for your selected setup, run:
# Loading PyTorch command...