LTX Video: Video Generation Model by Lightricks
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LTX-Video is the first DiT-based video generation model by Lightricks with 2B parameters, supporting text-to-video and image-to-video generation. Open source under Apache-2.0.
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LTX Video by Lightricks
VideoText-to-VideoDiTThe first DiT-based video generation model by Lightricks. With only 2B parameters, it supports text-to-video and image-to-video generation at 768x512 resolution and 24FPS. Includes v0.9 and v0.9.1 checkpoints with improved quality and consistency.
| Developer | Lightricks |
| Release Date | 2024-11 (v0.9) |
| Architecture | DiT (2B parameters) |
| License | Apache-2.0 |
| Output Resolution | 768x512 @ 24FPS |
| Generation Modes | Text-to-Video, Image-to-Video |
Variants
| Variant | Description | License | Released |
|---|---|---|---|
| LTX Video v0.9 | First DiT-based video generation model, 2B parameters at 768x512, 24FPS | Apache 2.0 | 2024-11 |
| LTX-2 | 19B audio-video foundation model with synchronized video and audio | Apache 2.0 | 2025-12 |
| LTX-2.3 | 22B enhanced audio-video model with improved quality, distilled variants and IC LoRAs | Apache 2.0 | 2026-03 |
| LTX-2.5 | 22B open audio-video model with native multishot, auto duration, 4K HDR and Diffusion Fidelity Rendering | LTX-2.x Community License | 2026-08 |
Select a variant above for curated weight downloads, tutorials, and related information.
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