特斯拉 Robotaxi 开始按行驶里程计费：11 英里约 13.7 美元

Group 1 - Tesla has implemented a new pricing strategy for its Robotaxi service in Austin, marking the second modification to its fare structure since the service launched [1][3] - Initially, the fare for a Robotaxi ride was fixed at $4.20, regardless of distance or time, but it was later increased to $6.90 after expanding the service area [3] - The latest update introduces a "dynamic pricing" model, where fares will vary based on the length of the trip, with shorter rides costing less and longer rides costing more [3] Group 2 - The estimated fare for a trip from one end of the Robotaxi service area to the other is approximately $13.70 for a distance of about 11 miles, which is cheaper than Uber's fare of over $16 for the same route [5] - Elon Musk announced plans to expand the Robotaxi service to California in the coming weeks and to further increase the service area in Austin within a week [13]