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LTX-2 (Lightricks)

Open DiT audio-video model generating synchronized sound and video in one pass

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What LTX-2 (Lightricks) does

  • Open DiT audio-video model generating synchronized sound and video in one pass
  • Native 4K up to 50 fps, multi-keyframe conditioning, LoRA fine-tuning
  • Repo under Apache-2.0 (LTX-Video lineage); runs locally and in ComfyUI

LTX-2 (Lightricks) — straight answers

What is LTX-2 (Lightricks)?

LTX-2 (Lightricks) is listed under AI Video Generation, in the Content & Media Generation category on Flocci AI Tools. Open DiT audio-video model generating synchronized sound and video in one pass. It is free, with no paid plan attached, and it lives at github.com.

Is LTX-2 (Lightricks) free?

LTX-2 (Lightricks) is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 399 entries on Flocci AI Tools with no upgrade path built in.

What can LTX-2 (Lightricks) do?

LTX-2 (Lightricks) does 3 things the catalog singles out: Open dit audio-video model generating synchronized sound and video in one pass; native 4k up to 50 fps, multi-keyframe conditioning, lora fine-tuning; repo under apache-2.0 (ltx-video lineage); runs locally and in comfyui.

What is the best free alternative to LTX-2 (Lightricks)?

CogVideoX (Zhipu) is the closest free alternative: it sits in the same AI Video Generation sub-category and is free. Genmo (Mochi 1), HunyuanVideo (Tencent) and HunyuanVideo 1.5 also start free. The full list is on the alternatives page.

See the full list →

LTX-2 (Lightricks) alternatives

Compare all alternatives →

Google Veo (Flow)

AI Video Generation
freemium
  • Veo 3.1 video generation with native synchronized audio
  • Free daily credits for signed-in Google users, no card needed
  • Flow also covers image generation (ImageFX and Whisk merged in)
  • Scene builder and camera controls for multi-shot storytelling
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Runway

AI Video Generation
freemiumLeaving soon
  • Gen-4.5 with fine camera and motion control
  • Generative editing and VFX tools
  • Act-One performance capture
  • Free trial credits
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Kling AI

AI Video Generation
freemium
  • Kling 3.0 and newer 4.0 models for high-motion, physical scenes
  • Longer clips with storyboard flow
  • Elements to lock characters and props
  • Free daily credits when you log in
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Hailuo AI (MiniMax)

AI Video Generation
freemium
  • MiniMax H3 is the current flagship model, with Hailuo 2.3 still available
  • Realistic motion and camera moves
  • Free tier with daily credits and signup bonus
  • Watermarked, limited-resolution output on free plan
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Luma Dream Machine

AI Video Generation
freemiumLeaving soon
  • Fast, fluid text- and image-to-video
  • Ray-series models with strong motion
  • Keyframes and looping
  • Free tier (watermarked)
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Pika

AI Video Generation
freemiumLeaving soon
  • Playful video with 'Pikaffects'
  • Great for short social clips
  • Add/replace objects in scenes
  • Free credits to start
Visit

Head-to-head comparisons

LTX-2 (Lightricks) vs Google Veo (Flow)LTX-2 (Lightricks) vs RunwayLTX-2 (Lightricks) vs Kling AILTX-2 (Lightricks) vs Hailuo AI (MiniMax)LTX-2 (Lightricks) vs Luma Dream MachineLTX-2 (Lightricks) vs Pika