LTX Video 2.0 | AI Video Extension Up to 20 Seconds With Prompt Control

LTX-2 Video Extend

LTX-2 Video Extend seamlessly extends existing videos by generating additional frames based on your text description. Upload a video clip and describe the continuation — the model generates smooth, coherent footage that naturally extends your original content by up to 20 seconds.

Why Choose This?

Seamless extension Generates new frames that naturally continue the motion and style of your original video.
Flexible duration Extend videos by 1 to 20 seconds based on your needs.
Prompt-guided generation Describe how the video should continue for precise control over the extension.
Per-second billing Simple, transparent pricing at $0.10 per second of extension.
Prompt Enhancer Built-in tool to automatically improve your continuation descriptions.

Parameters

Parameter	Required	Description
video	Yes	Source video to extend (URL or upload)
prompt	No	Describe how the video should continue
duration	No	Extension length in seconds (min: 1, max: 20, default: 5)

How to Use

Upload your video — provide the source video you want to extend.
Write your prompt (optional) — describe how the video should continue (motion, action, scene changes).
Set duration — choose how many seconds to extend (1–20 seconds).
Use Prompt Enhancer (optional) — click to refine your description.
Run — submit and download your extended video.

Pricing

Duration	Cost
1 s	$0.10
5 s	$0.50
10 s	$1.00
20 s	$2.00

Billing Rules

Rate: $0.10 per second
Minimum: 1 second
Maximum: 20 seconds

Best Use Cases

Content Extension — Extend short clips into longer sequences for storytelling.
Scene Continuation — Continue scenes beyond their original capture.
Social Media — Transform brief moments into full-length videos.
Film & Production — Extend establishing shots or B-roll footage.
Creative Projects — Add additional motion and narrative to existing clips.

Pro Tips

Use detailed prompts describing how the motion, camera, and scene should continue.
Include character actions, camera movements, and environmental details in your prompt.
For best results, use source videos with clear motion direction that can be naturally continued.
Start with shorter extensions to test results before generating longer clips.

Notes

Video is required; prompt is optional but recommended for better results.
Duration range: 1–20 seconds.
Ensure uploaded video URLs are publicly accessible.

Related Models

Wan 2.6 Video Extend — Alternative video extension model.

LTX Video 2.0 extends existing videos by generating new content at the start or end. Supports prompt-guided extension up to 20 seconds. Ready-to-use REST inference API, best performance, no coldstarts, affordable pricing.

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