<ul><li>General Motors has halted its investment in Cruise, signaling a shift away from the robotaxi race.</li><li>Tesla and Waymo are considered the frontrunners in the autonomous taxi space due to their progress with self-driving technology.</li><li>GM's decision is seen as a recognition that other companies like Waymo and Tesla have better technology and a more appealing market.</li><li>Chinese companies like Baidu's Apollo continue to make strides, but only a few companies are expected to dominate the western autonomous ride-sharing market.</li></ul>

The winner of the robotaxi race will come down to a few players. Here's why.

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