Elon Musk has shared his own disbelief that the government efficiency department Donald Trump tapped him to lead “is real.” The world’s richest man and SpaceX owner, who holds billions of dollars in government contracts through his companies, appeared to mock the newly-created Department of Government Efficiency (DOGE) in a post on X.

Elon Musk has slept on Tesla's factory floor and instructed SpaceX employees to walk out of meetings where they aren't adding value.