Several pieces of the Autopilot software suite are included at no charge. The "FSD Capability" (pre-payment for a future delivery of full self-driving) is the

Several pieces of the Autopilot software suite are included at no charge. The "FSD Capability" (pre-payment for a future delivery of full self-driving) is the $10K option you are thinking of. Buyers of the FSD Capability package get some additional beta features such as "Navigate on Autopilot" which will do lane changes on freeways, but is otherwise significantly less than actual full self-driving as it would be understood by a layperson.