AlayaWorld: Interactive Long-Horizon World Modeling - Full Technical Report (v1.1)
Paper • 2608.13492 • Published
AlayaWorld v1.1 — Stage2b AR Teacher
Autoregressive SFT teacher of AlayaWorld (30-step inference / stage3 distillation base). Fine-tuned from LTX-2.3-22B; released under the LTX-2 Community License (academic & non-commercial; commercial use by entities with ≥ $10M annual revenue requires a license from Lightricks).
| File | Size | Content |
|---|---|---|
transformer.pt |
26.2 GB | full fine-tuned DiT (stage2b, ViGeo spatial memory) |
history_encoder.pt |
33 MB | compressed frame-history encoder |
Usage — point the inference/training configs of AlayaLab/AlayaWorld at this checkpoint:
paths:
resume_checkpoint: <this repo download dir> # transformer.pt
history_encoder: <this repo download dir>/history_encoder.pt
Run: VALIDATE_ONLY=1 CONFIG_PATH=configs/infer_i2v_camera_ar.yaml bash scripts/finetune/train.sh
See the repository README for the full pipeline (training stage0–3, three inference paths). Reports: intro · full · v1.1
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