AI applications
LTX
For Video creators and production developers
What it does
LTX-2, 2.3 and 2.5 offer trainable weights; API capability and price vary by Fast/Pro version.
No updates collected yet.
Who it’s for
Video creators and production developers
Materials & reading
Official introductions, docs, demos and press kits. These describe the product unless a specific release is shown.
- Supported Models — LTX APIAPI offers ltx-2-5-fast/pro and ltx-2-3-fast/pro; only 2.3 Pro supports retake and extend endpoints.Product background
Original page reviewed
Open originalSource checked - LTX API PricingVideo creation is charged per output second and resolution. 720p 2.5 Fast/Pro cost USD 0.09/0.12; 2.3 Fast/Pro cost USD 0.03/0.04.Product background
Original page reviewed
Open originalSource checked - LTX Community License AgreementsOfficial index assigns LICENSE-2 to old LTX-2 and pre-August-11 LTX-2.3; LICENSE-2_x covers LTX-2.5 released since August 11, 2026.Product background
Original page reviewed
Open originalSource checked - LTX-2 Community License AgreementThe old weight license requires a paid agreement for entities with at least USD 10M annual revenue.Product background
Original page reviewed
Open originalSource checked - LTX-2.x Community License AgreementNew weight license retains a USD 10M annual revenue threshold for commercial entities and includes use and redistribution conditions.Product background
Original page reviewed
Open originalSource checked - LTX-2 — model cardOfficial LTX-2 card displays a nominal 19B model with trainable bf16, quantized and distilled checkpoints for local synchronized audio-video generation.Product background
Original page reviewed
Open originalSource checked - LTX-2.3 — model cardThe specific LTX-2.3 card lists 22B dev and distilled models; bundled license and README body links disagree.Product background
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Open originalSource checked - LTX-2.5 — model cardThe official Lightricks model card supplies separate ltx-2.5-22b dev and distilled DiT transformer checkpoints, confirming the nominal 22B backbone. It lists a separate Gemma 4 12B text encoder, video/audio VAEs and upscalers. Established generation accepts text, image and video inputs to produce synchronized video and audio; the dev transformer is fully trainable.Product background
Original page reviewed
Open originalSource checked - LTX-2 — Official Raw Model CardDirectly readable original LTX-2 model card lists 19b dev, quantized and distilled checkpoints with local inference and training.Product background
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Open originalSource checked - LTX-2 — Official Repository MetadataOfficial LTX-2 repository metadata reports 18,876,174,592 safetensors parameters, consistent with the model page rounded 19B size.Product background
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Open originalSource checked - LTX-2.3 — Official Raw Model CardOriginal LTX-2.3 card lists 22B checkpoints and exposes differing frontmatter/body license links.Product background
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Open originalSource checked - LTX-2.3 — Official Repository MetadataLTX-2.3 repository metadata names its 22b files and retains the old LICENSE-2 link at the checked revision.Product background
Original page reviewed
Open originalSource checked - LTX-2.3 — Bundled Weight LicenseThe actual license distributed with the checked LTX-2.3 weights is the January 5, 2026 LTX-2 Community agreement.Product background
Original page reviewed
Open originalSource checked
Coverage
This timeline contains selected, reviewed releases. It is not a complete history.
No source-check record is available for this product; recent coverage is unknown.
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