Tesla told workers it plans to collect data to train Optimus humanoid robots at its Texas facility.

Tesla says its annual revenue has fallen for the first time as the electric vehicle (EV) maker shifts its focus to artificial intelligence (AI) and robotics.

The company’s Q4 2025 earnings revealed a brutal reality: automotive revenues plummeted 11% year-over-year to $69.53 billion, while total vehicle deliveries dropped 8.6% to 1.636 million units.