Tesla’s much-publicized robotaxi service began this weekend — but only in one neighborhood in Austin, Texas, only for a select group of the company’s fans and only with a Tesla employee in the front passenger seat.

Tesla has started giving rides in driverless Model Y SUVs in Austin. Details are still sparse, but limited service is open to vetted and invited riders.

Tesla launched its robotaxi service in Austin on Sunday as its Model Y vehicles drove around a select batch of riders who gave rave reviews about smooth, convenient rides that were available for the cheap price of $4.20 .