LTX 2.3 - Argil

Model id ltx-2.3 · Lightricks · video · 3 modes: text-to-video, image-to-video, audio-to-video.

This page reflects the current catalog. Inputs, allowed values, limits and prices can change as the model evolves; the field names and their meaning do not. For the exact schema at any time, your agent calls get_model with the mode.

Text To Video

Mode text-to-video. Text to video. Enabled on request.

Input

Field	Type	Required	Allowed	Description
`prompt`	string	Yes	up to 5,000 characters	What the video should show: subject, action, camera and style.
`duration`	integer		`6`, `8`, `10`, `12`, `14`, `16`, `18`, `20`	Video duration in seconds: 6, 8, 10, 12, 14, 16, 18 or 20. Defaults to 6.
`aspect_ratio`	string		`16:9`, `9:16`	Aspect ratio: 16:9 (default) or 9:16.

Pricing

2.90 credits per second (1080p, with audio). Fixed price: charged as estimated. For the exact price of a request, use estimate_generation.

Example

The arguments of generate_media:

{
  "model": "ltx-2.3",
  "mode": "text-to-video",
  "input": {
    "prompt": "A ginger cat walks into a sunlit kitchen, handheld camera",
    "duration": 6,
    "aspect_ratio": "16:9"
  }
}

Image To Video

Mode image-to-video. Animate an image. Enabled on request.

Input

Field	Type	Required	Allowed	Description
`prompt`	string	Yes	up to 5,000 characters	What the video should show: subject, action, camera and style.
`duration`	integer		`6`, `8`, `10`, `12`, `14`, `16`, `18`, `20`	Video duration in seconds: 6, 8, 10, 12, 14, 16, 18 or 20. Defaults to 6.
`aspect_ratio`	string		`auto`, `16:9`, `9:16`	Aspect ratio: auto (default, follows the image), 16:9 or 9:16.
`first_frame`	File	Yes		The image to animate, as the first frame.

Pricing

2.90 credits per second (1080p, with audio). Fixed price: charged as estimated. For the exact price of a request, use estimate_generation.

Example

The arguments of generate_media:

{
  "model": "ltx-2.3",
  "mode": "image-to-video",
  "input": {
    "prompt": "A ginger cat walks into a sunlit kitchen, handheld camera",
    "duration": 6,
    "aspect_ratio": "16:9",
    "first_frame": "asset_91a3c7e5b2d84f6a8e0c1b9d7f3a5e24"
  }
}

Audio To Video

Mode audio-to-video. A video synced to an audio track, as long as the audio. Enabled on request.

Input

Field	Type	Required	Allowed	Description
`prompt`	string		up to 5,000 characters	How the video should look; it follows the audio.
`first_frame`	File			Optional image to use as the first frame.
`reference_audio`	File	Yes		The audio driving the video, 2–20 s; the video matches it.

Pricing

4.84 credits per second of input audio (the video matches its length; 10s assumed when unknown). Fixed price: charged as estimated. For the exact price of a request, use estimate_generation.

Example

The arguments of generate_media:

{
  "model": "ltx-2.3",
  "mode": "audio-to-video",
  "input": {
    "reference_audio": "asset_91a3c7e5b2d84f6a8e0c1b9d7f3a5e24"
  }
}

​Text To Video

​Input

​Pricing

​Example

​Image To Video

​Input

​Pricing

​Example

​Audio To Video

​Input

​Pricing

​Example

Text To Video

Input

Pricing

Example

Image To Video

Input

Pricing

Example

Audio To Video

Input

Pricing

Example