What is LTX-2 Pro
LTX-2 is an open-source AI video foundation model developed by Lightricks, featuring a 19-billion parameter Diffusion Transformer (DiT) architecture. It generates synchronized 4K video and audio in a single unified process.
How to use LTX-2 Pro
- Describe or Upload: Enter a text prompt or upload an image/video to guide the generation.
- AI Generates: LTX-2 creates synchronized 4K video with audio in a single pass.
- Download & Share: Get your high-quality video ready for any platform or project.
Features of LTX-2 Pro
- Synchronized audio-video generation in a single pass.
- Native 4K resolution (3840×2160) at up to 50 frames per second.
- Video clips up to 20 seconds long.
- Open Source Apache 2.0 license.
- Multimodal inputs: text, image, video, keyframes.
- Optimized for speed with NVFP4/NVFP8 support.
Use Cases of LTX-2 Pro
- Film & VFX: Create pre-visualizations, mood films, concept videos, and VFX sequences.
- Advertising & Marketing: Produce promotional videos, test concepts, generate product visualizations, and create campaign content.
- Social Media: Create engaging short-form content for platforms like TikTok, Reels, and YouTube Shorts.
FAQ
- What is LTX-2? LTX-2 is an open-source AI video foundation model developed by Lightricks. It features 19 billion parameters and generates synchronized 4K video and audio in a single pass using Diffusion Transformer (DiT) architecture.
- What resolution and frame rate does LTX-2 support? LTX-2 supports native 4K resolution (3840×2160) at up to 50 frames per second, delivering cinematic-quality output suitable for professional production workflows.
- How long can generated videos be? LTX-2 can generate videos from 6 to 20 seconds in length, maintaining temporal coherence and consistent quality throughout the entire sequence.
- Is LTX-2 open source? Yes, LTX-2 is fully open-source under the Apache 2.0 license. Model weights, training code, and inference pipeline are available for download, customization, and commercial use.
- Can I use LTX-2 videos commercially? Yes, videos generated with LTX-2 can be used commercially. The Apache 2.0 license allows full commercial usage rights for marketing, advertising, and content creation.
- Does LTX-2 generate audio? Yes, LTX-2 generates synchronized audio alongside video in a single pass. This includes dialogue, ambient sounds, music, and Foley effects naturally aligned with the visual content.




