Things got more complicated when he sought to make Jarvis understand natural language. “The more context an AI has, the better it can handle open-ended requests,” says Zuckerberg.

For the better part of 2016, Mark Zuckerberg has quietly built an AI system capable of controlling most of his home and just unveiled the finished product.

Google is said to be developing an AI system called Project Jarvis which can use computer software by itself - booking flights and buying products for users.

Mark Zuckerberg shares insights gained from building his AI 'butler' Jarvis The project underscored, for example, the need for common APIs and standards for smart homes.