ComfyUI_CaptionThis
Describe a single image or all images in a directory using models such as Janus Pro, Florence2, or JoyCaption (testing), with a particular focus on building datasets for training LoRA.
How much VRAM does ComfyUI_CaptionThis require?
Direct Answer: The ComfyUI node ComfyUI_CaptionThis 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.
- Base VRAM:
- 128MB (0.1GB)
- Recommended GPU:
- 4GB+ VRAM
- Low VRAM Mode:
- ✓ Supported
- Estimation Confidence:
- MEDIUM
Interactive VRAM Compatibility Estimator
Your GPU has plenty of headroom. You can run this node safely with your active configurations!
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What Python packages are required for ComfyUI_CaptionThis?
Direct Answer: Running ComfyUI_CaptionThis requires installing the following Python package dependencies: accelerate>=0.26.0, attrdict, einops, matplotlib, peft, pillow>= 10.2.0, sentencepiece, timm>=0.9.16, torch, transformers>=4.39.0,!=4.50.*,<6.0.0. Ensure your ComfyUI environment has these packages active before launching.
accelerate>=0.26.0
attrdict
einops
matplotlib
peft
pillow>= 10.2.0
sentencepiece
timm>=0.9.16
torch
transformers>=4.39.0,!=4.50.*,<6.0.0Interactive Setup & Dependency Resolver
# Loading command...Frequently Asked Questions
How much VRAM does ComfyUI_CaptionThis require?
ComfyUI_CaptionThis requires a minimum of 128MB (0.1GB) of VRAM for base operation. For optimal performance, a GPU with at least 4GB of VRAM is recommended. This node supports low VRAM mode for resource-constrained setups.
Can I run ComfyUI_CaptionThis on an RTX 3060, RTX 4070, or RTX 4090?
✅ RTX 3060 (12GB): Yes, fully compatible with 10.7GB headroom. ✅ RTX 4070 (12GB): Yes, fully compatible with 10.7GB headroom. ✅ RTX 4070 Ti (16GB): Yes, fully compatible with 14.3GB headroom. ✅ RTX 4090 (24GB): Yes, fully compatible with 21.5GB headroom
What PyTorch version does ComfyUI_CaptionThis need?
ComfyUI_CaptionThis requires the following PyTorch-related packages: torch. Ensure your ComfyUI environment has these installed. Ensure your PyTorch installation matches your CUDA version (use torch.version.cuda to check).
What Python packages are required for ComfyUI_CaptionThis?
To run ComfyUI_CaptionThis, you need to install: accelerate>=0.26.0, attrdict, einops, matplotlib, peft, pillow>= 10.2.0, sentencepiece, timm>=0.9.16, torch, transformers>=4.39.0,!=4.50.*,<6.0.0. You can install these using pip or add them to your requirements.txt file.
How can I reduce VRAM usage when running ComfyUI_CaptionThis?
ComfyUI_CaptionThis supports low VRAM mode. To reduce memory usage: (1) Enable --lowvram or --medvram flags in ComfyUI, (2) Reduce batch size to 1, (3) Use fp16 or fp8 precision if supported, (4) Close other GPU applications.
How do I install ComfyUI_CaptionThis in ComfyUI?
To install ComfyUI_CaptionThis: (1) Navigate to your ComfyUI/custom_nodes directory, (2) Clone the repository: git clone https://github.com/MieMieeeee/ComfyUI-CaptionThis, (3) Install dependencies: pip install -r requirements.txt (if present), (4) Restart ComfyUI. Alternatively, use ComfyUI Manager for one-click installation.