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bria/expand-image
Bria Expand expands images beyond their borders in high quality. Resizing the image by generating new pixels to expand to the desired aspect ratio. Trained exclusively on licensed data for safe and risk-free commercial use
Capabilities
Cost
Community model (estimated from hardware time)
Input Parameters
| Name | Type | Description | Default | Constraints |
|---|---|---|---|---|
aspect_ratio | string | Aspect ratio for expansion. Either aspect_ratio or canvas_size with original_image_size/location must be provided. Can be a predefined string like '1:1', '16:9' etc. or a custom float between 0.5 and 3.0 | "1:1" | 1:1 2:3 3:2 3:4 4:3 4:5 5:4 9:16 16:9 |
canvas_size | array | Desired output canvas dimensions [width, height]. Default [1000, 1000]. Max 5000x5000 pixels. | — | — |
content_moderation | boolean | Enable content moderation | false | — |
image | string (uri) | Image file | — | — |
image_url | string | Image URL | — | — |
negative_prompt | string | Negative prompt for image generation | — | — |
original_image_location | array | Position of original image in canvas [x, y] | — | — |
original_image_size | array | Size of original image in canvas [width, height] | — | — |
preserve_alpha | boolean | Preserve alpha channel in output. When true, maintains original transparency. When false, output is fully opaque. | true | — |
prompt | string | Text prompt for image generation | — | — |
seed | integer | Random seed. Set for reproducible generation | — | — |
sync | boolean | Synchronous response mode | true | — |
aspect_ratio string Aspect ratio for expansion. Either aspect_ratio or canvas_size with original_image_size/location must be provided. Can be a predefined string like '1:1', '16:9' etc. or a custom float between 0.5 and 3.0
"1:1" canvas_size array Desired output canvas dimensions [width, height]. Default [1000, 1000]. Max 5000x5000 pixels.
content_moderation boolean Enable content moderation
false image string Image file
image_url string Image URL
negative_prompt string Negative prompt for image generation
original_image_location array Position of original image in canvas [x, y]
original_image_size array Size of original image in canvas [width, height]
preserve_alpha boolean Preserve alpha channel in output. When true, maintains original transparency. When false, output is fully opaque.
true prompt string Text prompt for image generation
seed integer Random seed. Set for reproducible generation
sync boolean Synchronous response mode
true 0d8d951a482d Updated: 2/26/2026 350.7K runs