Wingstop is the latest fast food chain to use AI bots to take customer orders, joining 13 others like McDonald's and Chipotle testing the technology to save on labor

• AI-powered voice bots and other automation tools are gaining popularity among top restaurants.
• This week, voice bots are taking phone orders at select Wingstop restaurants.
• Here are 14 chains adding voice bots, robotic fry cooks, and mobile-order express lanes. 

Restaurant chains continue to bet big on innovation to automate customer service and rely less on human labor.