This is not just a testing ground, but a full-fledged commercial deployment. Integration with the Uber platform provides instant access to a massive user base, while Pony.ai's autonomous driving algorithms handle Level 4 navigation. This alliance strikes at Tesla's Robotaxi ambitions: while Elon Musk is refining Full Self-Driving, a coalition of Uber and Sino-American developers is already dividing the real European passenger transport market, transitioning the business model from R&D to the profit-extraction stage.
Source: Uber / Pony.ai Blog
MobilityUberPony.aiRobotaxiEurope