If you only want to display the image in your client and already have the number/id of a face, you don't need to use the API at all. Just add /full (for the full-sized image) or /thumb (for the thumbnail) to its URL to get it.
A typical API call looks like this:
The API endpoint URL. It always stays the same, just copy it from above.
The URL parameter, depending on the command. Not every command needs a parameter - see the examples below for more info.
See the example below to learn how to get a faces data by its id:
If you want to get data for multiple faces just pass several comma-separated ids like so:
You can also receive all faces that match a given tag. To do so, pass in the tag:
Call the URL from the example below to get a list of all available tags:
To get all faces in a given category you can pass in a category id:
See the example below to learn how to get a list of all categories: