How can I return an image from a custom REST API endpoint?

echo in the rest-api and not valid! You should using return to make output to Rest API. For example: function prefix_generate_cover_photo( WP_REST_Request $request ) { // Get method params $params = $request->get_params(); // Data $data = array( ‘url’ => ‘The image url’, ‘title’ => ‘The image title’, ); // Create the response object $response = … Read more