Composition & Framing · AI photo editing

Change Aspect Ratio with AI

Reframe the image into a new aspect ratio. Copy this ready-made editing instruction, upload your photo to ChatGPT or Gemini, and paste it in — the prompt tells the AI exactly what to change and what to leave alone.

  • Works with ChatGPT & Gemini
  • Keeps subject and key elements
  • Free, no account needed
Open in Edit modeAll editing prompts

The change aspect ratio prompt

Change Aspect Ratio editing instruction

Composition & Framing

Reframe the uploaded image into a [describe the target ratio, e.g. "9:16 vertical" or "1:1 square"] aspect ratio, extending or cropping the composition as needed while keeping the main subject fully visible and well positioned. Preserve the subject and key visual elements. Produce a balanced, intentional-looking composition at the new ratio. Do not crop out important parts of the subject or distort proportions.

Replace the text in [brackets] with your own details before running the edit.

Open ChatGPT ↗Open Gemini ↗

What this prompt protects

Keeps unchanged

  • subject and key elements
  • proportions

Avoids

  • cropped-off subject
  • stretched proportions

How to change aspect ratio with ChatGPT or Gemini

  1. Upload your photo

    Open ChatGPT or Gemini and attach the image you want to edit.

  2. Paste the instruction

    Copy the change aspect ratio prompt above and send it together with your photo.

  3. Refine if needed

    Ask for small follow-up tweaks — the instruction already protects the details that matter.

More composition & framing shortcuts

Browse all 80 editing prompts