Welcome back to TechCrunch Mobility, your hub for the future of transportation and now, more than ever, how AI is playing a part.  

Tesla's headcount fell from 21,191 workers to 16,506 workers in 2025, according to a report, as it grappled with its second straight year of declining sales.

It's a new era for Tesla — and one that will rely on its ability to launch the Cybercab and mass-produce the Optimus robot.