September 16, 2025

AI Shorts: A Practical Guide to Fast, Engaging Vertical Videos

Master the art of creating captivating AI-generated shorts for platforms like YouTube, TikTok, and Reels. This guide covers everything from planning and styling to exporting, ensuring your videos engage and retain viewers effectively.

AI Shorts: A Practical Guide to Fast, Engaging Vertical Videos

Short-form video is the fastest way to validate ideas and grow an audience. This guide shows how to produce high-retention shorts using AI—without editing headaches.

Why AI Shorts

  • Speed: Go from idea to publish in minutes
  • Consistency: Templates keep style and pacing tight
  • Testing: Iterate hooks and intros rapidly

The 3-Part Structure

  1. Hook (0–3s): Outcome or surprising claim. Keep under 8 words.
  2. Proof (3–18s): One clear benefit, demo, or step-by-step.
  3. CTA (18–28s): Tell the viewer exactly what to do next.

Example hooks:

  • "This fixed my retention in 24 hours"
  • "Stop editing—do this instead"
  • "3 settings to triple watch time"

Style & Captions

  • Choose a preset then adjust: font, text/outline, highlight color
  • Caption styles to try: Short, Highlight, Typewrite, Neon
  • Keep text large and centered; avoid busy backgrounds

Assets & Audio

  • Combine 2–4 clips or screens; keep cuts fast
  • Background music at 10–20% volume
  • Avoid copyrighted tracks

Export & Posting

  • Resolution: 1080p is the default; 4K for premium
  • Cross-post to YouTube Shorts, TikTok, Reels
  • Test 3–5 hook variants with the same middle section

Metrics That Matter

  • View duration (absolute seconds)
  • First 3 seconds hold
  • Rewatches and shares

Fast Workflow Checklist

  • Write 3 hooks for one idea
  • Pick a style preset; set brand/highlight colors
  • Add 2–4 clips and captions
  • Export 3 variants and post

Ship small, learn fast, and double down on what retains.

Try It Now

Ready to publish your first AI Short? Start here: Create an AI Short

Further Reading

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