Optional detailThis parameter controls how the model processes the image and generates its textual
understanding. The auto setting will look at the image input size and decide if it should use
the low or high setting.
'auto'
Optional urlYou can either set this string to a base64 encoded image, or use data_asset field to refer to
an uploaded image.
'data:image/jpeg;base64,{base64_image}';
The definition of a user image content.