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AI Toolkit LoRA Training Guides

Start Here
AI Toolkit

Getting Started

LoRA Training Guides by Model

11 guides

LTX-2

Training with AI Toolkit

Qwen Image 2512

Training with AI Toolkit

Qwen Image Edit 2511

Training with AI Toolkit

Qwen Image Edit 2509

Training with AI Toolkit

Z-Image Turbo + De-Turbo

Training with AI Toolkit

FLUX.2 [dev]

Training with AI Toolkit

FLUX.2 Klein

Training with AI Toolkit

Wan 2.2 14B Image-to-Video

Training with AI Toolkit

Wan 2.2 14B Text-to-Video

Training with AI Toolkit

Z-Image Base

Training with AI Toolkit

LTX-2.3

Training with AI Toolkit - coming soon!

LoRA Inference Guides

3 guides

AI Toolkit Inference (Playground/API)

Training–Inference Parity

AI Toolkit Inference (ComfyUI)

Training Preview‑Match Workflows

AI Toolkit Inference (Open-source)

Pipeline built with Hugging Face Diffusers

LoRA Training Troubleshooting & Common Issues

20 guides

FLUX.2 Klein: LoKr vs LoRA

Which Gives Better Character Likeness?

Wan 2.2 I2V: Fix Face Drift

Character Consistency with LoRA

Qwen Edit 2511: Preserve Identity

Maintain Likeness with Custom LoRA

Qwen Edit 2511: Photo to Line Art

Faithful Coloring-Book Conversion via LoRA

Qwen Edit 2511: Scene Relighting

Change Lighting Direction Without Face Drift

Z-Image: Base vs Turbo

Which Is Better for LoRA Training?

Z-Image: Character Dataset Guide

Images, Angles, Captions & Steps

LTX-2.3: Character LoRA Training

Consistent Characters on 2.3

LTX-2.3: IC-LoRA Training

Motion Control & Audio-to-Video

FLUX.2 Klein on 16GB VRAM

What Works, What OOMs & When to Use 4B

Z-Image on 8GB VRAM

Best Settings, Limits & Tradeoffs

AI Toolkit LoRA: Great Preview/Samples, Different Inference

10-Minute Checklist & Fixes

LTX-2 Bus Error (/dev/shm)

Fix DataLoader Shared Memory Crash

FLUX Hugging Face Token

Setup & Troubleshooting

Continue Training After Stop

Resume LoRA from Checkpoint

FLUX Klein 9B High-Likeness Character LoRA Training

Character LoRA Settings Guide

Fix CUDA Out of Memory

Troubleshoot Model Load, Training, or Sampling OOM

Gradient Checkpointing and OOM

Keep VRAM Stable During Training

Wan 2.2 / LTX-2 Video OOM Guide

Safer Frames, Batch Size, and Resolution

Avoid OOM Before Training

Safe Starter Settings for First Successful Runs