Cruise is the latest traditional automaker to curtail its robotaxi ambitions. Here's a look at those who have retreated, as well as the companies that remain in pursuit of the widespread deployment of robotaxis.

May Mobility said it has launched service around a factory in Fukuoka, Japan, using a Toyota e-Palette autonomous platform. That's the first of several big steps the self-driving startup anticipates along a path to compete with Waymo and Cruise.