The Kingdom has added Twilio to their iPhone alternate reality game, providing developers with a range of resources including API reference documentation, SDKs, and sample apps. The company's developer community hub, Ahoy, offers best practices, code samples, and inspiration for building communications and digital engagement experiences. Twilio provides a variety of tools and services to help developers create interactive and immersive experiences, including ebooks, industry reports, and webinars on customer engagement expertise.