Bria AIFastHigh

Remove Background

AI-powered background removal tool for images. Clean, accurate cutouts for any subject with professional-quality edge detection.

32 credits

per image

Precise edge detection

Clean background removal

Works with any subject type

Fast processing speed

Use with AI Assistant

Copy usage instructions for Claude, ChatGPT, or other AI

llms.txt

Quick Start

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "bria/remove-background",
  "input": {
    "image_url": "https://example.com/product-photo.jpg"
  }
}'

Parameters

Parameter	Type	Required	Default	Description
`image_url`	string	Yes	-	URL of the image to remove background from

How to Provide File Input

There are 3 ways to provide files for the image_url parameter:

Recommended

Direct Upload (Multipart)

Attach files directly to POST /v1/predictions/upload. No separate upload step needed.

curl -X POST "https://api.core.today/v1/predictions/upload" \
  -H "X-API-Key: cdt_your_api_key" \
  -F "model=bria/remove-background" \
  -F 'input={"prompt":"your prompt here"}' \
  -F "file:image_url=@your_file.png"

Image URL

Pass a publicly accessible URL directly. You can also use file_url from the Storage API.

{
  "model": "bria/remove-background",
  "input": {
    "prompt": "your prompt here",
    "image_url": "https://example.com/image.jpg"
  }
}

See the File Upload docs for more upload methods including Presigned URLs.

Common Parameters

Common parameters used when calling POST /v1/predictions.

Parameter	Type	Required	Default	Description
`model`	string	Yes	-	Model identifier
`input`	object	Yes	-	Object containing the model-specific parameters from the table above
`output_folder`	string	No	-	Folder path for output files (max 256 chars, '..' not allowed)
`webhook_url`	string	No	-	Webhook URL to call on completion
`is_public`	boolean	No	false	If true, output files are also available via permanent public URLs

Examples

Product Cutout

Remove background from a product photo

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "bria/remove-background",
  "input": {
    "image_url": "https://example.com/product-photo.jpg"
  }
}'