LTX-2.3 Fast is the speed-optimized tier of LTX-2.3, Lightricks' audio-video generation model. It produces clips of 6 to 20 seconds with synchronized audio from a text prompt, a starting image or a first and last frame, at resolutions from 720p up to 2160p.
$0.015
$0.015
$0.03
$0.03
$0.06
$0.06
$0.12
$0.12
Share of requests served without a server error. Client errors (4xx) do not count.
Works with the OpenAI SDK pointed at our base URL. Every parameter is in the API reference.
Length of video generated per day on NagaAI, counted since November 2026.
LTX-2.3 Fast is the speed-optimized tier of LTX-2.3, Lightricks' audio-video generation model. It produces clips of 6 to 20 seconds with synchronized audio from a text prompt, a starting image or a first and last frame, at resolutions from 720p up to 2160p.
On NagaAI, LTX-2.3 Fast costs from $0.015 per second. You pay only for what you use, with no subscription.
It takes text and images as input and returns video.
Create an API key, copy the model ID from the top of this page and send requests with the OpenAI SDK pointed at NagaAI. The API section on this page has a ready example.
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