Everything’s fine! Take it from the cofounder of Palantir.

In an X post on Saturday, Joe Lonsdale brushed aside the salient worry that advanced AI systems could cause mass human extinction, a concern that numerous engineers and leaders from frontier AI labs have raised in recent days and weeks.

“The world is going to be alright, guys,” Lonsdale said. “Leaders have big responsibilities and challenges ahead, but it doesn’t help to scare everyone. We are on top of it.”

That’s unlikely enough to calm the nerves of a human population that’s been repeatedly told that AI could take control and do all manner of untoward things, including taking…