How to write video hooks that actually hold viewers
Most advice on hooks stops at 'make it curiosity-driven.' Here's the more specific version: the structures that hold attention, the common mistakes, and how to know if a hook is actually working.
A hook is a promise, not a trick
The strongest hooks work because they make a specific, credible promise about what's coming — not because of a gimmick. A 'wait for it' or a jump-cut cold open borrows attention without paying it back, and viewers learn to distrust it. A hook that names the payoff directly — a number, a result, a claim — earns the next three seconds honestly.
Lead with the most specific version of your point
Vague hooks ('here's something you didn't know about X') underperform specific ones ('this one setting doubled my retention'). Specificity signals that the rest of the video will be equally concrete, which is the actual thing that keeps people watching past the hook.
Match the hook structure to the platform
A TikTok hook needs to win in under a second and tolerates a bigger curiosity gap because the audience is cold and scrolling fast. A YouTube hook has a little more room but needs to deliver on the title's promise immediately. A LinkedIn hook needs to read as credible text first, since most plays start muted. The same underlying moment often needs a different opening line for each platform.
Pull hooks from your strongest existing footage first
Before writing a hook from scratch, look at what you already recorded — the moment where you made your point most clearly, most surprisingly, or most concisely is usually a better hook than anything written after the fact. Editing tools that rank moments by hook potential exist specifically because the best hook is often already in the raw footage.
Test in pairs, not in isolation
A hook only has meaning relative to an alternative. Instead of judging a single hook as 'good' or 'bad,' cut two versions of the same clip with different opening lines and compare retention in the first five seconds. Over a handful of tests, patterns emerge about which structures actually work for your specific audience — patterns that generic hook advice can't tell you.
FAQ
What makes a hook fail?
Vagueness is the most common failure — a hook that gestures at a topic instead of naming a specific claim, number, or result gives viewers nothing concrete to stay for.
Do hooks need to be different for each platform?
Yes. Cold, fast-scrolling platforms like TikTok reward a bigger curiosity gap; YouTube rewards delivering on the title fast; LinkedIn rewards credibility since it's read as much as watched. The same moment often needs a different opening line per platform.
How do I know if a hook is actually working?
Compare it against an alternative. Cut two versions of the same clip with different openings and look at first-five-second retention — a single hook judged in isolation doesn't tell you much.