How to resize videos for Instagram stories with AI

Build a 9:16 version with readable text and contained framing where the full scene matters.

Start with the moments that tell the story

Bring the original landscape or square footage and the key subject. Pick the takes that make the subject clear, including a strong opening and a complete ending. These choices give Shorty a useful starting point for the edit.

Give Shorty the creative direction

Build a 9:16 version with readable text and contained framing where the full scene matters.

Try a 20-second 9:16 edit as a starting point. Include the exact title or closing message you want on screen. Add a reference when you want to show the pace, captions or mood.

Try this editing prompt

Create a 20-second 9:16 video from my the original landscape or square footage and the key subject. Build a 9:16 version with readable text and contained framing where the full scene matters. Use my supplied wording for titles. Check the top and bottom space used by the Story interface.

Make the next version more specific

Check the top and bottom space used by the Story interface.

Play the first cut and pick the change that would help the story most. Name the moment, describe the result you want and tell Shorty what to keep. A note such as “hold the final product shot longer” gives the revision a clear direction.

Questions, answered.

What footage should I use?

The original landscape or square footage and the key subject. Choose the takes that support the sequence you want.

Can I use a different duration or format?

Yes. The 20-second 9:16 prompt is a starting point. Describe the length and canvas your video needs, then check the rendered result.

Your next video starts here.

Bring the footage. Tell us the idea. Shape the edit.

Start editing