Tesla told U.S. regulators that its answers to questions on the safety of its robotaxi deployment in Texas are confidential business information and should not be made public, according to a letter released on Monday.

While no one was in the driver's seat of the Tesla robotaxis, a front-seat rider acted as a "safety monitor" during the trial.

Elon Musk’s Tesla has launched a limited rollout of its self-driving “Robotaxi” fleet in Austin, Texas in a major test of technology that the billionaire has promised will transform the company’s