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SDXL - LoRA TESTER

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Step-by-Step Guide Series:
SDXL - LoRA TESTER Workflow

This article accompanies this workflow: link

This guide is intended to be as simple as possible, and certain terms will be simplified.

Workflow description :

This workflow allows you to easily test different combinations of lora with different parameters.

Prerequisites :

📂Files :

  • An SDXL model : like this one
    in ComfyUI/models/checkpoints/

  • As many LoRAs as you like (optional) : like this one
    in ComfyUI/models/loras/

📦Custom Nodes :

Don't forget to close the workflow and open it again once the nodes have been installed.

Usage :

Capture d’écran 2025-10-21 105912.png

In this new version of the workflow everything is organized by color:

  • Green is what you want to create, also called prompt,

  • Red is what you dont want,

  • Blue are the model files used by the workflow,

  • Purple is for LoRA.

We will now see how to use each node:

Choose your model:

image.png

There are many models available on Civitai. Choose the one that best suits what you want to generate.

Write what you want in the “Positive” node :

image.png

Write what you dont want in the “Negative” node :

image.png


In each of the 4 LoRA modules, choose the model and the weight desired for each:

image.png

Now you're ready to create your image.

Just click on the “Queue” button to start:


You will then have 5 images: One without any LoRA, then one per LoRA module.

Some additional information:

Organization of recordings:

All generated files are stored in comfyui/output/SDXL/YYYY-MM-DD.

Depending on the options chosen you will find:

  • "YYYY-MM-DD-HH-MM_XXXXXXXXXX_Original" the basic file,

  • "YYYY-MM-DD-HH-MM_XXXXXXXXXX_LoRA1",

  • "YYYY-MM-DD-HH-MM_XXXXXXXXXX_LoRA2",

  • "YYYY-MM-DD-HH-MM_XXXXXXXXXX_LoRA3",

  • "YYYY-MM-DD-HH-MM_XXXXXXXXXX_LoRA4",

This guide is now complete. If you have any questions or suggestions, don't hesitate to post a comment.

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