LTX-Video
Lightricks
LTX-Video is a video generation model line from Lightricks. The latest release is LTX-2.5 (11 Aug 2026). This page tracks all 8 LTX-Video releases since 21 Nov 2024, with specs, licensing, and how to access each one. Official site →
LTX-2.5released
Open-weights 'world model' release, NVIDIA-accelerated; pitched at robotics training as well as production video. Continues the 4K / 50 fps synchronised-audio line from 2.3
- License
- LTX-2.x Community License Agreement
- Availability
- Self-host, Community API
August 2026; exact day unconfirmed - dated to the first third-party coverage (MarkTechPost 2026-08-11), which matches the licence date (2026-08-11). Weights are gated on Hugging Face (Lightricks/LTX-2.5): downloading needs a logged-in account that accepts the conditions. Licence: commercial use is free under $10M annual revenue; at $10M or more a paid licence is required, and a fine-tune passed to such an entity needs that entity to hold one. Checked against the model card and LICENSE-2_x on 2026-11-13.
LTX-2.3released
Refinement of LTX-2: higher-fidelity VAE, native 9:16 portrait, cleaner synchronized audio, spatial+temporal upscalers; shipped with the local LTX Desktop editor
- License
- LTX-2 Community License Agreement
- Availability
- Self-host, Community API
- Parameters
- 22B
Released 2026-03-05 per Wikipedia and multiple launch write-ups; no single Lightricks primary blog page fetched for the exact day. Open weights and a companion desktop app. Licence (dated 2026-01-05): commercial use is free for entities with annual revenue under $10M; at $10M or more a paid commercial licence from Lightricks is required. Checked against the model card and LICENSE-2 on 2026-11-13.
LTX-2released
New generation with synced audio; 4K at 50fps; open-source weights released in stages
- License
- OpenRAIL-M
- Commercial use
- Allowed
- Availability
- Self-host, Community API
- Frame rate
- 50
- Resolution
- 4K
- Max duration
- 10s
Announced 2025-10-23; open weights released in stages afterward.
LTX-Video 0.9.8released
Distilled; generations up to 60s
- License
- OpenRAIL-M
- Commercial use
- Allowed
- Availability
- Self-host, Community API
- Max duration
- 60s
LTX-Video 13B (0.9.7)released
13B model with fp8 quantization
- License
- OpenRAIL-M
- Commercial use
- Allowed
- Availability
- Self-host, Community API
- Parameters
- 13B
Released 2025-05-05/06.
LTX-Video 0.9.5released
Keyframes, video extension, and higher resolution
- License
- OpenRAIL-M
- Commercial use
- Allowed
- Availability
- Self-host, Community API
LTX-Video 0.9.1released
Improved visual quality and motion consistency; better prompt adherence over 0.9
- License
- Apache 2.0
- Commercial use
- Allowed
- Availability
- Self-host, Community API
LTX-Video 0.9released
Real-time inference capable; DiT architecture; first Lightricks open-source model
- License
- Apache 2.0
- Commercial use
- Allowed
- Availability
- Self-host, Community API
- Frame rate
- 24
- Resolution
- 768x512
FAQ
- When was LTX-2.5 released?
- LTX-2.5 was released around 11 Aug 2026.
- Is LTX-Video open source?
- Yes. LTX-2.5 ships open weights under the LTX-2.x Community License Agreement licence.
- Where can I use LTX-Video?
- LTX-2.5 is available via Self-host and Community API.
See LTX-Video in context on the video model timeline, or browse all model families.