Image Transforms

Greyscale Image

Convert an image at the given URL to greyscale and return it as a PNG.

GET/api/greyscale?url=

Query parameters

Name	Type	Required	Description
url	string	Required	URL-encoded source image URL.

curl "https://your-app.com/api/greyscale?url=https%3A%2F%2Fexample.com%2Fphoto.jpg" \
  -H "x-api-key: YOUR_API_KEY" \
  --output greyscale.png

Content-Type: image/png — the greyscale image.