---
license: other
library_name: pytorch
tags:
- ltx-video
- spatial-audio
- audio-video
---

# LTX-2 SpatialAV2AV Checkpoints

Public training checkpoints.

## Layout

- `E4/step_00400/`: E4 Core (Dual + Dynamic), step 400.
- `E4/step_01000/`: E4 Core (Dual + Dynamic), step 1000.
- `E6/`: reserved for E6 Full checkpoints.

Training geometry: true 480p cap (short side <= 480, no upscaling), 113 frames at 25 fps.