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LTX 2.3 generates high-quality, synchronized 4K AI videos with audio for creators and studios.
LTX 2.3 AI Video Generator is a next-generation AI video creation platform built for high-fidelity cinematic video generation with synchronized audio. Available on JXP, it supports text-to-video, image-to-video, and audio-driven generation workflows while delivering faster rendering, sharper visuals, and stronger motion consistency.
Compared with earlier LTX versions, LTX 2.3 focuses on better prompt understanding, cleaner audio, stronger image-to-video motion, and native portrait video support, making it ideal for modern creator and production workflows.
How does LTX 2.3 work? LTX 2.3 uses a multimodal audio-visual transformer architecture that processes text, images, audio, and video inputs together to generate synchronized cinematic content.
Key features include: Text-to-Video & Image-to-Video: Generate cinematic AI videos from prompts or reference images Audio-to-Video Generation: Use voice, music, or sound effects to guide motion and pacing Native 4K & 50FPS Output: Supports high-resolution cinematic rendering with smoother playback 20-Second Clip Generation: Create longer sequences for storytelling and production workflows Sharper Detail & Better Prompt Adherence: Improved latent space and text understanding produce more accurate visuals Native Portrait Video: Generate vertical videos optimized for TikTok, Reels, and Shorts ComfyUI & Local Workflow Support: Suitable for creators who want local AI pipelines and customization
Users can upload assets, describe scenes in natural language, and generate or refine videos directly in the browser or through local workflows.
LTX 2.3 is widely used by: Content creators & influencers — creating Shorts, TikTok, and cinematic social videos Marketing teams & brands — producing ads and promotional videos Filmmakers & studios — for pre-visualization and production workflows Developers & open-source AI users — building custom local video generation systems Game creators & storytellers — generating animated scenes and concept videos
LTX 2.3 AI Video Generator stands out for its combination of native synchronized audio, fast 4K generation, strong motion quality, and open workflow flexibility, making it one of the most advanced open AI video generation systems available today.
