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Open Beachside

Expand

Extend an image beyond its original boundaries in a single generation step. Expand allows you to adjust aspect ratio and positioning while maintaining visual consistency.

Interactive Tutorial

How to Change Your Tutorial Language Tutorials are shown in English by default. To view this tutorial in a different language, hover over the top right corner and select Language.

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How to use

1

Select ”AI Expand”

In the left task menu, select Resize then AI Expand

This opens the AI Expand workspace.

2

Upload a Product Image

The product image will be used as the foreground element.

You may upload an image by:

  • Selecting Upload an image inside the scene

  • Dragging and dropping an image from a folder on your computer

  • Dragging and dropping an image from the Library panel at the bottom-left of the screen

Once uploaded, the product will appear in the scene.

3

Adjust the Output Size

You may manually adjust the image size directly on the canvas.

Alternatively:

  • Use the zoom percentage controls in the AI Expand settings panel on the right side of the scene.

If you want to change the aspect ratio, proceed to the next step.

4

Select an Expand Ratio

In the right-side AI Expand settings panel:

  • Open the Expand Ratio dropdown menu.

  • Select the new aspect ratio.

Available aspect ratios

  • Portrait (9:16, 768×1344px)

  • Widescreen (21:9, 1536×672px)

  • Vertical Widescreen (9:21, 672×1536px)

  • Flexible 5:4 (5:4, 1152×896px)

  • Flexible 4:5 (4:5, 896×1152px)

  • Square (1:1, 1024×1024px)

  • Photo (3:2, 1248×832px)

  • Vertical Photo (2:3, 832×1248px)

  • Classic (4:3, 1184×864px)

  • Vertical Classic (3:4, 864×1184px)

  • Landscape (16:9, 1344×768px)

5

Optional: Add a Text Prompt

In the right-side AI Expand settings panel, you may add a text prompt for overall direction. In the Text prompt field:

  1. Write directly in the text prompt field.

  2. Select Library to re-use a previously saved prompt.

  3. From the icon, upload an image and Beachside will create a description and place the text in the prompt field.

6

Expand

After confirming all settings, select Expand.

The generated scene will appear in your Playground.