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LTX 2.3 Video Pro

All audio to video models

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 useFrom 30 credits per run

About LTX 2.3 Video Pro

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.

stylizedtransformlipsync

Pricing

A run with the default settings costs 30 credits. The exact cost updates in the playground as you change settings, and you're only charged when you press Run. Failed runs are refunded automatically.

Inputs

audio_urlfilerequired

URL of the audio file to generate a video from. Duration must be between 2 and 20 seconds; pro models support a maximum of 10 seconds. Must be publicly accessible or base64 data URI.

image_urlfile

URL of an image to use as the first frame of the video. If not provided, prompt is required.

prompttextarea

Text description of how the video should be generated. Required if image_url is not provided. When image_url is provided, this describes how the image should be animated.

guidance_scalenumber

Guidance scale for video generation. Higher values make the output more closely follow the prompt. Defaults to 5 for text-to-video, or 9 when providing an image.

aspect_ratioselectdefault: "auto"

The aspect ratio of the generated video. If 'auto', the aspect ratio will be determined automatically based on the input image, or defaults to 16:9 if no image is provided.

Options: auto, 16:9, 9:16

enable_safety_checkerbooleandefault: true

Authorized callers may set false to request relaxed screening.

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