SkyReels V3 Extend Video API

Skywork AI SkyReels V3 Extend Video

Skywork AI SkyReels V3 Extend Video continues an existing video clip with newly generated footage from a natural-language prompt. Upload a source video, describe how the scene should evolve, and generate a smooth extension that keeps the original subject, motion, and visual context as the starting point.

Why Choose This?

• Video continuation workflow Extend an existing clip instead of generating a new one from scratch.

• Prompt-guided scene evolution Describe what should happen next using natural language.

• Simple editing flow Upload one video, write a prompt, choose duration, and generate the extension.

• Useful for short-form content Great for product reveals, social clips, concept shots, and scene continuation.

• Production-ready API Suitable for video prototyping, commercial edits, and creative continuation workflows.

Parameters

Parameter	Required	Description
prompt	Yes	Text description of how the video should continue.
video	Yes	Source video to extend.
duration	No	Extension duration in seconds. Default: 5.

How to Use

1. Upload your source video — provide the clip you want to continue.
2. Write your prompt — describe what should happen next in the scene.
3. Set duration (optional) — choose how long the extension should be.
4. Submit — run the model and download the extended video.

Example Prompt

Cut open the watermelon, show it off; the watermelon looks delicious.

Pricing

Pricing is based on duration.

Duration	Cost
5s	$0.20
10s	$0.40
15s	$0.60

Best Use Cases

• Scene continuation — Extend an existing moment into a longer sequence.
• Product demos — Continue a product interaction or reveal.
• Short-form video creation — Build longer clips from short source footage.
• Creative prototyping — Test how a shot or action could evolve.
• Marketing edits — Expand short commercial clips with new motion.

Pro Tips

• Keep the prompt focused on what should happen next.
• Use a clear source video so the extension has a stronger visual anchor.
• Start with shorter durations to validate the continuation before generating longer results.
• Mention key actions, objects, and mood if you want tighter control over the extension.

Notes

• prompt and video are required.
• duration defaults to 5.
• Pricing depends only on duration.

Related Models

• Skywork AI SkyReels V3 Reference-to-Video — Generate videos from one or more reference images and a prompt.
• Skywork AI SkyReels V3 Standard Single Avatar — Standard single-avatar talking video generation.
• Skywork AI SkyReels V3 Pro Single Avatar — Higher-quality single-avatar speaking video generation.
• Skywork AI SkyReels V3 Pro Multi Avatar — Higher-tier multi-avatar generation for more advanced character scenes.