Tesla Inc. is expanding its robotaxi service area in Austin, CEO Elon Musk says. In a Wednesday night response to a user's post on X praising the Austin-based electric automaker's autonomous ride-hailing service, Musk said robotaxis will be offered in a larger service area this weekend.

Tesla has applied for a permit to test and deploy autonomous vehicles in Arizona. It's also eyeing expansion in Austin, Texas, and California.

Tesla has told California Department of Motor Vehicles officials that it plans to take a phased approach to operating in the state, starting with giving employees pre-arranged rides using a safety