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.
Idle
$0.1per run·~10 / $1
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README
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?
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Seamless extension Generates new frames that naturally continue the motion and style of your original video.
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Flexible duration Extend videos by 1 to 20 seconds based on your needs.
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Prompt-guided generation Describe how the video should continue for precise control over the extension.
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Per-second billing Simple, transparent pricing at $0.10 per second of extension.
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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.