comfyui-lora-training

Automate dataset preparation, training configuration, and evaluation for character LoRAs in ComfyUI.

86|24|Updated Feb 6, 2026
One-click install
npx skills add https://github.com/MCKRUZ/ComfyUI-Expert --skill comfyui-lora-training
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: comfyui-lora-training
Source: https://github.com/MCKRUZ/ComfyUI-Expert/tree/main/skills/comfyui-lora-training
Command: npx skills add https://github.com/MCKRUZ/ComfyUI-Expert --skill comfyui-lora-training

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Prepare datasets and configure LoRA training for character consistency. Covers FLUX (AI-Toolkit, SimpleTuner, FluxGym) and SDXL (Kohya_ss) training with step-by-step guidance. Use when training custom character LoRAs.

Core Features & Use Cases

  • Dataset preparation and preprocessing for character LoRAs.
  • Training configuration across FLUX tools and Kohya_ss SDXL pipelines.
  • Evaluation and integration into ComfyUI workflows for deployment.

Quick Start

Prepare your dataset, choose a training tool, configure hyperparameters, and run the training workflow to produce a deployable LoRA.

Frequently Asked Questions about comfyui-lora-training

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I train a character LoRA in ComfyUI for consistent generation?▼

Training a character LoRA in ComfyUI requires a curated dataset, a chosen training tool, configured hyperparameters, and checkpoint evaluation to produce a deployable model with a specific trigger word.

What is the best way to prepare datasets for character LoRA training?▼

Preparing datasets for character LoRA training involves curating and preprocessing images to ensure consistency before configuring tools like AI-Toolkit, SimpleTuner, FluxGym, or Kohya_ss for the training pipeline.

Can I use Kohya_ss for SDXL character LoRA training alongside FLUX pipelines?▼

Yes, you can use Kohya_ss for SDXL character LoRA training alongside FLUX pipelines like AI-Toolkit, SimpleTuner, and FluxGym, allowing you to configure and run training across both model architectures.

What do I need to evaluate checkpoints after FLUX LoRA training?▼

Evaluating checkpoints after FLUX LoRA training requires validating the model within ComfyUI workflows to ensure character consistency and proper trigger word activation before final deployment.

Does character LoRA training require a specific dataset size or format?▼

Character LoRA training requires a curated dataset specifically prepared for your chosen pipeline, with the exact size and format depending on the configured hyperparameters within your selected FLUX or SDXL training tool.