AI Hook Generator
Generate scroll-stopping opening hooks for YouTube, TikTok, and Reels. Choose your topic and hook style to get 5 powerful first lines instantly.
Why the First 3 Seconds Determine Everything
YouTube data shows that 20% of viewers will leave a video within the first 10 seconds if it doesn't hook them immediately. TikTok is even more brutal — the average viewer decides whether to keep watching in under 2 seconds. Your hook is the make-or-break element that determines whether a viewer becomes a watch-time unit or a bounce.
The five hook styles each work through different psychological mechanisms. Viral hooks use social proof and FOMO — the implication that everyone else knows something you don't. Storytelling hooks create an open narrative loop that the viewer feels compelled to close. Shock hooks break a deeply held belief, triggering cognitive dissonance that demands resolution. Educational hooks make a concrete knowledge promise — the viewer knows exactly what they'll gain. Curiosity hooks pose a question the viewer realises they don't have an answer to.
The best hooks combine two or more of these mechanisms. "I spent 30 days testing every method and the results shocked me" combines Viral (social proof + FOMO), Shock (implied contradiction), and Curiosity (open result loop). Layering mechanisms creates multiple simultaneous psychological pulls that are extremely difficult for a viewer to scroll past.
FAQ
What is a video hook?
A hook is the first 1-3 sentences of your video script designed to immediately capture attention and give the viewer a compelling reason to keep watching. It answers the question: 'Why should I watch this right now?'
How long should a YouTube hook be?
3-15 seconds maximum for YouTube. On TikTok and Reels, aim for under 3 seconds. The shorter the hook, the more punchy and direct it must be. Never explain your hook — just deliver it.
Should I use a hook on every video?
Yes, without exception. Even educational and professional content benefits from a strong opening hook. The hook sets expectations, signals value, and builds the viewing habit in your audience.
What makes a hook go viral?
The most viral hooks create an immediate pattern interruption (something unexpected or contradictory), make a bold promise or claim, and leave an open loop that can only be closed by watching the full video.
Can the same hook work for YouTube and TikTok?
Yes, with length adjustments. A TikTok hook must land in under 3 seconds — cut any unnecessary words. YouTube gives you slightly more room, but the same psychological principles apply across all short and long-form platforms.
Should I write my hook before or after filming?
Write your hook before filming. Your hook defines what your video must deliver — working backwards from the hook ensures your content lives up to the opening promise. Many experienced creators write 5-10 hook options and A/B test them.