---
license: other
license_name: ltx-2-community-license-agreement
license_link: https://github.com/Lightricks/LTX-2/blob/main/LICENSE
library_name: diffusers
pipeline_tag: image-to-video
tags:
  - video-generation
  - world-model
  - image-to-video
  - autoregressive
base_model: Lightricks/LTX-2.3
---

# AlayaWorld — Weights

Pretrained inference weights for **AlayaWorld: Long-Horizon and Playable Video
World Generation** (Alaya Lab).

- **Code:** https://github.com/AlayaLab/AlayaWorld
- **Technical report:** https://arxiv.org/abs/2607.06291

## Files

| File | Description |
|------|-------------|
| `merged_infer.safetensors` | Single bundle: DiT + VAE + text-encoder + history-encoder. Place under `checkpoints/` per the code repo's README. |

The text encoder (Gemma-3) and the spatial-memory depth model (Depth-Anything-3)
are **not** included here — download them from their original sources as
described in the code repository's README.

## License

This project is based on **LTX-2** by Lightricks Ltd. `merged_infer.safetensors`
is fine-tuned from the LTX-2.3-22B base and is a **derivative of LTX-2.3**;
accordingly it is released under the **LTX-2 Community License Agreement**
(https://github.com/Lightricks/LTX-2/blob/main/LICENSE), not Apache 2.0. All
original LTX-2 copyright and attribution notices are retained.

**For academic research and non-commercial use only.** For commercial use of
LTX-2 or its derivatives, contact Lightricks Ltd.; entities with ≥ $10M annual
revenue require a commercial license from Lightricks.

## Citation

```bibtex
@article{team2026alayaworld,
  title={AlayaWorld: Long-Horizon and Playable Video World Generation},
  author={Team, AlayaWorld and Zhang, Kaipeng and Li, Chuanhao and Zhan, Yifan and Ge, Yongtao and Yin, Yuanyang and others},
  journal={arXiv preprint arXiv:2607.06291},
  year={2026}
}
```