fal-ai/ltx-2.3/text-to-video/fast
LTX-2.3 is a high-quality, fast AI video model available in Pro and Fast variants for text-to-video, image-to-video, and audio-to-video.
Inference
Commercial use
Partner
Input
Additional Settings
Customize your input with more control.
Result
Idle
What would you like to do next?
Your request will cost $0.04 per second for 1080p, $0.08 per second for 1440p or $0.16 per second for 2160p.
Logs
LTX-2.3 Fast Text to Video
Speed-optimized text-to-video generation with LTX-2.3 Fast by Lightricks. Same model, faster output for rapid iteration.
What's new in 2.3
- New VAE architecture for sharper fine details, textures, and facial features
- Cleaner native audio generated alongside video
- Better prompt understanding for more accurate scene composition
- Portrait 9:16 support in addition to landscape
- 24/48 FPS options for smoother motion
- LoRA fine-tuning support for custom styles and characters
Resolutions and pricing
| Resolution | Price |
|---|---|
| 1080p | $0.04/s |
| 1440p | $0.08/s |
| 2160p (4K) | $0.16/s |
Pay-per-second, no minimums.
About LTX-2.3
LTX-2.3 is the latest open-source video generation model from Lightricks, built on a DiT-based architecture. It is released under the Apache 2.0 license, which permits commercial use and fine-tuning.