Powered by LTX 2.3

Extend any video
with AI frames

Drop your clip and get seamlessly extended footage — motion, lighting, and style perfectly matched.

Drop your video or click to browse
MP4 · MOV · WebM  ·  up to 100 MB
Free to try · No signup to upload
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video.mp4
Add to end
5 seconds
Context: auto
?
How many seconds from your video the AI uses as context. Auto = best result in most cases.
4.9 rating
2.8M+ videos extended
142 extending now
Private · no training use
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3 seconds
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20 seconds

Your AI Video Extender

Need to make your video longer? Upload your clip to Overchat AI and get seamlessly extended footage in seconds. The motion, lighting, and style of your original video are perfectly matched — no editing skills needed.

Why use Overchat AI Video Extender

Our AI video extension model, powered by LTX 2.3, is fine-tuned to continue footage with consistent motion, lighting, and style — so you get natural-looking results that blend seamlessly with your original clip.

Overchat AI Video Extender
🗣️

Extend videos with a prompt

Upload your clip and optionally describe what should happen in the extended part. Hit Extend Video and the AI will generate new footage that flows naturally from your original. Download the result in full quality.

🖼️

Choose where to extend

Add footage to the end of your clip, or extend it from the beginning. Pick how many seconds to add — from 1 to 20 — and let the AI generate a seamless continuation that matches your video perfectly.

🖨️

From short clip to full video

Overchat AI extends your video and delivers a ready-to-use clip you can download instantly. Need to extend it even further? Run the extender again on your output clip to keep adding more footage.

USE CASES

Benefits of Overchat AI Video Extender

🎉

Extended video in seconds

Get a seamlessly extended video in under 30 seconds. Upload your clip, pick how long to add, and let AI handle the rest.

🎬

Extend AI-generated videos

Got a short Sora, Kling, or Runway clip? Upload it and our AI will extend it naturally, matching the visual style and motion.

📱

More views with longer videos

YouTube, TikTok, and Instagram reward longer watch time. Extend your clips to meet platform minimums and boost your reach.

🎯

Control the context window

Adjust how much of your original video the AI uses as context. A longer context keeps the scene consistent; a shorter one gives the AI more creative freedom to continue the action.

Save hours of editing

Tired of spending hours in Premiere or After Effects trying to loop or extend footage? With Overchat AI, you get a natural-looking extension in under a minute — no timeline, no keyframes.

💼

Perfect for any video type

Works with real footage, cinematic clips, screen recordings, and AI-generated video. Whether it's a product demo, a travel reel, or a short film, the extender adapts to your content.

Ready to extend your video?

Join thousands of creators already extending their videos with Overchat AI.

Try It Now

About Overchat AI

Overchat AI brings you the power of the world's top AI models: ChatGPT, Claude, Gemini, Mistral, and more.

Overchat AI Interface

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FAQ

What is the best AI video extender?

Overchat AI is one of the best AI video extenders available. It uses LTX 2.3, a state-of-the-art video generation model, to extend your clips seamlessly in under 30 seconds.

How does AI video extension work?

The AI analyzes the motion, lighting, colors, and style of your existing clip, then generates new frames that continue the video naturally. You can optionally add a text prompt to guide what happens in the extended part. The result blends seamlessly with your original footage.

What video formats does the extender support?

The AI Video Extender supports MP4, MOV, and WebM files up to 100 MB. You can upload real footage, screen recordings, or AI-generated video clips from any tool.

Is the Overchat AI video extender free?

No, the AI Video Extender requires a Pro subscription. Plans start at $14.99/month or $49.99/year. Scroll up to get started.

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