How to register a custom post type for the REST API #wcfra

register-cpt-for-api.php

<?php
	function register_cpt() {
		$args = array(
			'labels'                  => array(
				'name'               => 'Name',
				'singular_name'      => 'Single',
			),
			'menu_position'          => 5,
			'public'                 => true,
			'show_in_rest'           => true,	// Mache diesen Post Type über die API zugänglich.
		);
		register_post_type( 'cpt', $args );
	}

	add_action( 'init', 'register_cpt' );
?>