Zoox is testing in various U.S. cities with more than 20 vehicles and plans to launch the commercial services in Las Vegas this year, followed by San Francisco, where it seeks to expand areas of operation.

The 220,000-square-foot factory is located in Hayward, California near its Foster City headquarters. This is Zoox’s second production facility in the Bay Area, adding to the assembly warehouse in nearby Fremont.

Amazon is gearing up to make as 10,000 robotaxis annually at a sprawling plant near Silicon Valley as it prepares to challenge self-driving cab leader Waymo