The companies didn't announce any timelines, but Toyota could be setting the stage for future vehicle announcements, be it EVs or gas-powered cars.

Toyota will test Waymo in a city it built near Mount Fuji. The "Woven City" is complete with streets and housing to prove Waymo's artificial intelligence.

Waymo and Toyota have agreed to explore a possible deal that could one day lead to a new vehicle designed for ride-hailing and even bring self-driving