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Unleash your creativity with LTX 2 Fast, the revolutionary AI video generator powered by cutting-edge DiT technology. Generate cinematic 4K videos with synchronized audio in seconds, making LTX 2 Fast the fastest production-grade video model available. Experience up to 3X faster rendering with 60% less VRAM compared to traditional models.
LTX-2 Fast
Paper crane taking flight · Veo 3.1 Fast
Archive reference · Generated with Veo 3.1 Fast. Reference only; not a benchmark of the currently selected model.
Explore the cutting-edge capabilities that make LTX 2 Fast the fastest professional AI video generator, built on the powerful DiT-based architecture with 19B parameters.
LTX 2 Fast delivers exceptional performance, generating 4K video with audio in seconds. Built for rapid brainstorming and tight feedback loops, LTX 2 Fast achieves up to 3X faster speeds with 60% less VRAM when using NVIDIA-optimized workflows.
LTX 2 Fast creates synchronized visuals and sound in one coherent process. The model generates motion, dialogue, ambient noise, and music together with natural timing, eliminating the need for separate audio production.
LTX 2 Fast produces stunning cinematic-grade video at true 4K resolution and 50 frames per second. Supporting FHD, QHD, and UHD resolutions, LTX 2 Fast generates clips up to 20 seconds long with broadcast-ready quality.
Reused video references from our archive, generated with Kling 2.6 and Veo 3.1 Fast. Labels identify the original source model, which may differ from your current selection.
Source model: Veo 3.1 Fast. An origami crane lifts off a wooden table in warm light.
Source model: Veo 3.1 Fast. A golden retriever moves across a sunset beach.
Source model: Kling 2.6. A fixed-camera still life with a teal ceramic bird and a moving green leaf.
Source model: Kling 2.6. A square-format reference-image animation of the ceramic bird and leaf.
LTX 2 Fast offers a unique blend of unprecedented speed, studio-grade quality, and complete creative freedom for professional video production.
LTX 2 Fast is engineered for maximum performance, drastically reducing wait times compared to traditional diffusion models. With NVIDIA-optimized ComfyUI integration, LTX 2 Fast delivers up to 3X faster rendering with 60% less VRAM usage. This makes LTX 2 Fast ideal for rapid iteration during creative concepting, allowing teams to explore multiple ideas in the time it would take other models to generate a single clip. The efficiency of LTX 2 Fast ensures you can maintain creative momentum without waiting for renders.
With native 4K support at 50 frames per second, LTX 2 Fast delivers cinematic-grade footage that is ready for professional post-production and broadcast. Supporting resolutions from FHD (1080p) to UHD (2060p), LTX 2 Fast generates clips up to 20 seconds long with exceptional detail and clarity. The combination of high resolution, high frame rate, and integrated audio makes LTX 2 Fast a complete production tool that outputs broadcast-ready content.
LTX 2 Fast is part of the comprehensive LTX ecosystem. Start rapid brainstorming with LTX 2 Fast for speed, then refine with LTX 2 Pro for final delivery. Released under Apache 2.0 license, LTX 2 Fast offers complete freedom for both commercial and non-commercial use. Integration with ComfyUI and other tools means LTX 2 Fast fits seamlessly into existing pipelines, while the open-source nature allows for custom adaptations and fine-tuning to meet specific production needs.
See how professional creators are transforming their workflows with LTX 2 Fast and achieving unprecedented speed in video production.
Common questions about using LTX 2 Fast for your video projects and production workflows.
LTX 2 Fast is a next-generation DiT-based audio-video foundation model with 19B parameters, designed for speed and quality. Unlike traditional models, LTX 2 Fast generates 4K video with synchronized audio in seconds, using a single-pass architecture that creates motion, dialogue, ambient noise, and music together. This makes LTX 2 Fast the fastest production-grade video generator available.
LTX 2 Fast is optimized for near-instant inference, significantly faster than traditional diffusion models. With NVIDIA-optimized workflows, LTX 2 Fast achieves up to 3X faster rendering speeds with 60% less VRAM usage. This makes LTX 2 Fast ideal for rapid iteration, real-time concepting, and tight feedback loops in professional production environments.
Yes, LTX 2 Fast creates video and audio simultaneously in a single coherent process. The model synchronously generates motion, dialogue, background noise, and music, ensuring perfect synchronization of sound and motion. This integrated approach eliminates the need for separate audio editing, making LTX 2 Fast a complete audiovisual generation solution.
LTX 2 Fast supports cinematic-grade output at true 4K resolution and 50 frames per second. It generates videos in FHD (1080p), QHD (1440p), and UHD (2060p) resolutions, with clips up to 20 seconds long. LTX 2 Fast provides crisp, detailed, broadcast-ready footage suitable for professional displays and production pipelines.
Yes, LTX 2 Fast is released under the Apache 2.0 license, allowing full commercial and non-commercial use. Whether you're creating content for client projects, marketing materials, or commercial productions, LTX 2 Fast offers complete freedom to integrate generated content into your professional work without licensing restrictions.
Absolutely. LTX 2 Fast features an intuitive text-to-video interface that makes professional-quality video creation accessible to everyone. Despite its power, LTX 2 Fast runs efficiently on consumer-grade hardware, making it accessible to creators of all levels. The model integrates seamlessly with ComfyUI and other tools for custom workflows.
Join the revolution in speed and quality. Try LTX 2 Fast today and experience the fastest production-grade video generation. Generate cinematic 4K videos with synchronized audio in seconds and transform your creative workflow with this powerful DiT-based model.
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