ComfyUI > Nodes > ComfyUI > Flux.1 Fill Image

ComfyUI Node: Flux.1 Fill Image

Class Name

FluxProFillNode

Category
api node/image/BFL
Author
ComfyAnonymous (Account age: 763days)
Extension
ComfyUI
Latest Updated
2026-05-13
Github Stars
112.77K

How to Install ComfyUI

Install this extension via the ComfyUI Manager by searching for ComfyUI
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter ComfyUI in the search bar
After installation, click the Restart button to restart ComfyUI. Then, manually refresh your browser to clear the cache and access the updated list of nodes.

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Flux.1 Fill Image Description

Enhance image editing with AI-powered inpainting based on masks and prompts for seamless content fill-ins.

Flux.1 Fill Image:

The FluxProFillNode is designed to enhance your image editing capabilities by allowing you to inpaint images based on a mask and a prompt. This node is particularly useful for AI artists who want to seamlessly fill in missing or undesired parts of an image with content that matches the surrounding area, guided by a textual prompt. The primary goal of this node is to provide a powerful tool for creative image manipulation, enabling you to achieve professional-quality results with minimal effort. By leveraging advanced algorithms, the FluxProFillNode ensures that the inpainted areas blend naturally with the existing image, maintaining a cohesive and aesthetically pleasing appearance.

Flux.1 Fill Image Input Parameters:

width

The width parameter specifies the width of the output image in pixels. It plays a crucial role in determining the resolution and aspect ratio of the final image. The minimum value is 256, the maximum is 2048, and the default is 1024. Adjusting this parameter allows you to control the level of detail and the overall size of the image, which can impact both the visual quality and the processing time.

height

The height parameter defines the height of the output image in pixels. Similar to the width, it affects the resolution and aspect ratio. The minimum value is 256, the maximum is 2048, and the default is 768. By modifying this parameter, you can tailor the image dimensions to suit your specific needs, ensuring that the output meets your artistic vision.

images

The images parameter allows you to provide optional reference images for image-to-image generation. You can input up to 8 images, which the node can use to guide the inpainting process. This parameter is particularly useful when you want to maintain consistency with existing visual elements or when you need inspiration from other images. The reference images can significantly influence the style and content of the inpainted areas.

Flux.1 Fill Image Output Parameters:

inpainted_image

The inpainted_image parameter represents the final output of the node, which is the image with the inpainted areas filled based on the provided mask and prompt. This output is crucial as it reflects the effectiveness of the inpainting process and the quality of the integration between the new and existing image content. The inpainted image should appear seamless and natural, aligning with the artistic intent conveyed through the prompt.

Flux.1 Fill Image Usage Tips:

  • To achieve the best results, ensure that your mask accurately defines the areas you want to inpaint. A precise mask helps the node focus on the correct regions, leading to more coherent and visually appealing outcomes.
  • Experiment with different prompts to guide the inpainting process. The prompt can significantly influence the style and content of the inpainted areas, so try various descriptions to find the one that best matches your creative vision.

Flux.1 Fill Image Common Errors and Solutions:

Invalid mask dimensions

  • Explanation: This error occurs when the dimensions of the mask do not match the dimensions of the input image.
  • Solution: Ensure that the mask you provide has the same width and height as the input image to avoid this error.

Unsupported image format

  • Explanation: The node may not support certain image formats, leading to an error during processing.
  • Solution: Convert your images to a supported format, such as JPEG or PNG, before using them as input for the node.

Flux.1 Fill Image Related Nodes

Go back to the extension to check out more related nodes.
ComfyUI
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RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Models, enabling artists to harness the latest AI tools to create incredible art.

Flux.1 Fill Image