LTX-2.3
Collection
LTX-2.3 base models, quantized models and accompanying LoRAs and IC-LoRAs
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LTX-2.3 22B IC-LoRA LipDub
This is an IC-LoRA trained on top of LTX-2.3-22b, enabling lip dubbing on top of the LTX model.
It is based on the LTX-2 foundation model.
- Project Page: JustDubIt project page
- Paper: JustDubIt paper
- Code: GitHub Repository
- Inference Pipeline:
packages/ltx-pipelines/src/ltx_pipelines/lipdub.py
Model Files
ltx-2.3-22b-ic-lora-lipdub-0.9.safetensors
License
See the LTX-2-community-license for full terms.
Model Details
- Base Model: LTX-2.3
- Training Type: IC-LoRA
- Control Type: Video & Audio
- Reference Downscale Factor: 1 (reference resolution is the same as output resolution)
🔌 Using in ComfyUI
- Copy the LoRA weights into
models/loras. - Use the official lipdub workflow from the LTX-2 ComfyUI repository.
Dataset
The model was trained using a lip-dubbing dataset.
Citation
@article{chen2026just,
title={JUST-DUB-IT: Video Dubbing via Joint Audio-Visual Diffusion},
author={Chen, Anthony and Korem, Naomi Ken and Zeevi, Gal and Halperin, Tavi and Yosef, Matan Ben and Jelercic, Urska and Bibi, Ofir and Patashnik, Or and Cohen-Or, Daniel},
journal={arXiv preprint arXiv:2601.22143},
year={2026}
}
Acknowledgments
- Base model by Lightricks
- Training infrastructure: LTX-2 Community Trainer
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Model tree for Lightricks/LTX-2.3-22b-IC-LoRA-LipDub
Base model
Lightricks/LTX-2.3