ComfyUI-LBM

A ComfyUI implementation of Latent Bridge Matching (LBM) for efficient image relighting. This node utilizes the LBM algorithm to perform single-step image-to-image translation specifically for relighting tasks.

VRAM Requirements

Direct Answer: The ComfyUI node ComfyUI-LBM requires a minimum base VRAM of 256MB 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:
256MB (0.3GB)
Recommended GPU:
4GB+ VRAM
Low VRAM Mode:
✓ Supported
Estimation Confidence:
HIGH

🧮 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-LBM requires installing the following Python package dependencies: accelerate>=0.20.0, diffusers>=0.19.0, pillow>=9.0.0, requests>=2.25.0, safetensors>=0.3.1, torch>=2.0.0, torchvision>=0.15.0, tqdm>=4.65.0, transformers>=4.30.0. This node specifically requires PyTorch version 2.0.0 or newer.

requirements.txt
accelerate>=0.20.0
diffusers>=0.19.0
pillow>=9.0.0
requests>=2.25.0
safetensors>=0.3.1
torch>=2.0.0
torchvision>=0.15.0
tqdm>=4.65.0
transformers>=4.30.0

🛠️ 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 2.0.0+.

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