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Direct cinematic 4K video with synchronized audio and surgical timeline retakes in a single pass
Move from written screenplay direction or starting keyframes to complete audio-visual sequences and targeted timeline retakes in three direct steps.
Engineered with a 19-billion-parameter Asymmetric Diffusion Transformer, LTX-2 delivers synchronized multi-modal generation, surgical timeline edits, and fluid 4K motion.
Explore high-resolution motion studies, commercial frames, and atmospheric scenes generated with native audio and organic cinematic grain.
From film directors blocking complex camera moves to product designers showcasing hardware, see how creators leverage LTX-2 across production workflows.
Yes, LTX-2 and LTX 2.0 refer to the exact same 19-billion-parameter open-weights video generation model developed by Lightricks. Both names describe the dual-stream Asymmetric Diffusion Transformer architecture capable of simultaneous video and audio generation.
The Pro variant delivers maximum visual fidelity, supporting resolutions up to 4K (2160p) and 50 FPS with nuanced textures and lighting, while the Fast variant is optimized for high-velocity concept ideation at roughly 30% lower cost and faster rendering speeds. Use Fast for rapid storyboarding and Pro for final delivery.
Use Retake Video when your clip is mostly successful but contains a localized visual glitch, requires an object swap, or needs audio redubbing. Retake targets specific timestamps between 0 and 20 seconds, modifying only the designated visual or audio layer while preserving continuity across the rest of the clip.
LTX-2 natively synthesizes synchronous ambient audio, environmental noise, and background soundscapes in the same inference pass as the video frames. While it excels at physical Foley effects and atmosphere triggered by descriptive prompt keywords, generating clear, intelligible dialogue remains limited.
LTX-2 accepts text prompts, starting keyframe images, and existing video clips at a 16:9 aspect ratio. It outputs video at 1080p, 1440p, or 2160p (4K) resolutions at either 25 or 50 FPS, with clip durations ranging from 6 to 20 seconds.
Direct cinematic 4K video with synchronized audio and surgical timeline retakes in a single pass