The Admin API enables developers to create and manage Amazon GameOn competitions. It provides methods to add tournaments, create prize lists, create Requirements Groups, and close down tournaments. GameOn is a set of APIs that are built on the Amazon Web Service cloud infrastructure. It allows you to host leaderboards, multi-round competitions, and leagues in any of the countries where AWS exists, and on any operating system, device, surface, or screen size. Some features include; create competitions using the admin console, enable end-users to create competitions in-game, award in-game prizes, real-world prizes and more.