LTX-2.3 | NVIDIA NeMo AutoModel

LTX-2.3 is a text-to-video diffusion model supported by NeMo AutoModel’s flow-matching training recipe.


Task	Text-to-Video
Architecture	Diffusion Transformer (Flow Matching)
HF Org	diffusers

Example Model and Recipes

Model	Recipe
`diffusers/LTX-2.3-Diffusers`	Full fine-tuning
`diffusers/LTX-2.3-Diffusers`	LoRA

$ uv run torchrun --nproc-per-node=8 examples/diffusion/finetune/finetune.py \
>   -c examples/diffusion/finetune/ltx2_3_t2v_flow.yaml