Waymo:

Over the past nine years, we’ve put our vehicles through the world’s longest and toughest ongoing driving test. Each day our vehicles can be found test driving on closed courses, on public roads, and in simulation. Waymo’s testing program is a critical aspect to building a safe and capable driver: it lets us extend our vehicle’s capabilities, try out new driving skills, and introduce new vehicle platforms and hardware.

As we prepare to launch Waymo’s self-driving ride-hailing service this year, we’ve accelerated the pace of testing at every level. Last year was a record year for Waymo: