LTX2.3 FP4 Models

Because no one uploads FP4 here. and they should (fp4 works on 3xxx and above for vram savings.)

LTX2.3 Distilled FP4ME - Distilled FP4 Mixed Extreme - 14.1GB**
LTX2.3 Full Dev FP4ME - Full Dev FP4 Mixed Extreme - 14.1GB**
LTX2.3 Official NVFP4 - From Lightricks - Updated 3/17/2026 - 21GB
LTX2.3 Dev NVFP4 - from Hippotes / LTX-2.3-various-formats - 18.15GB
LTX2.3 Dev FP4 STFO - from Kijai's Transformers only Scaled FP8 - 16.63GB**
LTX2.3 Distilled FP4 - My first FP4 - Transformers Only - 18.15GB**

** Are transformers only, or I broke vae/text projection :) needs seperate Vae and Text projection downloads.

I have a fix for lora issue on FP4ME models. Comfy Bathroom, custom lora loader with presets as well as custom config. https://huggingface.co/MrReclusive/LTX-2.3-FP4

Diffusion model loader/unet loader seems to get confused with these, use the checkpoint loader even though it has no clip/vae