How to Use AI to Find the Most Viral Moments in Your Long YouTube Videos (and Why It Matters for Small Creators)

The short answer: how to turn a long video into Shorts with AI

1. Upload the video or paste a link. 2. The AI analyses the speech and the picture and picks the moments that work without the rest of the video: a finished thought, a reaction, a punchline. 3. Check the preview, change the look if you want, and download. The AI suggests, you decide: no tool can promise that a clip will go viral, so treat its picks as a shortlist.

If your source is a recorded talk, the same flow works for a webinar and for an interview.

Why Picking the Right Moments Makes or Breaks Your Shorts

Short-form video platforms like TikTok, YouTube Shorts, and Instagram Reels thrive on engaging, attention-grabbing clips. For creators, especially those producing family, education, or vlog content, the success of a Short often depends on capturing the exact moment that hooks viewers quickly. If you post a clip that feels random or dull, viewers scroll past, and your video gets buried. That’s why finding viral moments — those parts of your video that naturally attract attention and encourage shares — is crucial. It’s not just about cutting your video into equal parts but about identifying the highlights that resonate with your audience.

The Common Struggle: Manual Searching and Generic Cuts

Many creators spend hours scrubbing through long YouTube videos trying to find the best clips to repurpose. This process is time-consuming and often frustrating, especially when you’re not sure what will perform well. Some tools offer automatic cutting but usually split videos at random timestamps or fixed intervals, missing the essence of what makes a moment viral. This leads to Shorts that lack impact and fail to generate views or engagement. For small and mid-size creators, this inefficiency can slow growth and reduce the return on your content efforts.

How Vyexa’s AI Finds Viral Moments Differently

At Vyexa, we use AI trained specifically to detect viral and highlight moments in your long-form horizontal videos. Instead of chopping your video into arbitrary segments, our AI analyzes the content to surface parts that are most likely to grab attention on short-form platforms. It looks for spikes in engagement signals, emotional cues, and interesting actions that have a higher chance of going viral. Once identified, Vyexa automatically generates vertical 9:16 clips optimized for TikTok, YouTube Shorts, Instagram Reels, and Facebook Reels. You also get auto-generated subtitles in multiple languages and customizable clip styling, so your Shorts look polished and professional. This approach saves you time and improves your Shorts’ performance by focusing on quality highlights.

Examples of Viral Moments for Family and Education Channels

For family vloggers, viral moments might be a child’s funny reaction, a surprising event, or a heartfelt interaction. For educational creators, it could be a clear explanation, a memorable demonstration, or a quick tip that viewers find valuable. Vyexa’s AI picks up on these kinds of moments by analyzing visual and audio cues, ensuring your Shorts showcase the best parts of your content. This means your clips are more likely to engage viewers immediately and encourage them to watch more of your channel.

Try Vyexa’s AI to Boost Your Shorts Today

Getting started with Vyexa is simple. Upload your long horizontal videos to the web app at vyexa.net. The AI analyses the video and, on the Free plan, you can generate up to 20 vertical Shorts per month without a card. You can preview and customize each clip's font, layout, subtitles, and highlights before downloading. If you need more clips or no watermark, paid plans are available. A Telegram bot is also available for working from your phone.