ComfyUI Extension: HF-Flux-ComfyUI

Authored by Semper-Sursum

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This custom node for ComfyUI enables direct integration with Hugging Face Flux models for image generation via API. Users can leverage the power of Flux models like FLUX.1 [schnell] and FLUX.1 [dev] without leaving the ComfyUI environment

Custom Nodes (0)

    README

    This custom node allows you to generate images directly from text prompts using Hugging Face's text-to-image models within ComfyUI. It provides a simple interface to leverage powerful AI models like FLUX.1-dev without leaving your ComfyUI workflow.

    Features

    Generate images from text prompts using Hugging Face models

    Configurable model selection (default: black-forest-labs/FLUX.1-dev)

    Seamless integration with ComfyUI workflows

    Outputs standard ComfyUI image format

    Installation

    Method 1: Manual Installation

    Download this repository as a ZIP file

    Extract the contents to your ComfyUI/custom_nodes directory

    Install the required dependencies:

    pip install -r requirements.txt

    Restart ComfyUI

    Method 2: Using Git

    Navigate to your ComfyUI custom nodes directory:

    cd path/to/ComfyUI/custom_nodes Clone this repository:

    git clone [repository-url] Install the required dependencies:

    cd [repository-name] pip install -r requirements.txt

    Restart ComfyUI

    Requirements

    This node requires the following Python packages:

    requests numpy torch Pillow

    Usage

    Add the "Hugging Face Text to Image" node to your workflow

    Enter your text prompt in the "prompt" field

    Provide your Hugging Face API key in the "api_key" field

    Optionally, change the model ID (default is "black-forest-labs/FLUX.1-dev")

    Connect the output to other nodes in your workflow

    Getting a Hugging Face API Key

    Create a Hugging Face account at huggingface.co

    Navigate to your profile settings

    Go to the "Access Tokens" section

    Create a new token with appropriate permissions

    Copy the token and paste it into the "api_key" field in the node

    Troubleshooting

    If you encounter errors, ensure your API key is valid

    Check that all dependencies are properly installed

    Verify your internet connection as this node requires online access to Hugging Face's API