Elon Musk stepped back from his explosive feud with U.S. President Donald Trump, writing on X that he regrets some of his posts about his onetime ally.

WASHINGTON (Reuters) -The White House earlier this month directed the Defense Department and NASA to gather details on billions of dollars in SpaceX contracts following the public blowout between President Donald Trump and billionaire Elon Musk, four people familiar with the order told Reuters.

Elon Musk called President Donald Trump on Monday night, two sources familiar with the conversation told ABC News.

President Trump and Elon Musk traded social media barbs last week. Mr. Trump has said that he has no interest in repairing the relationship with his former adviser.

The Federal Trade Commission is reportedly pitching a merger condition that would forbid advertising agencies from boycotting platforms based on political content, in a move that could benefit Elon Musk's X social network and President Trump's own Truth Social platform.

Elon Musk says he regrets some of his recent criticisms of President Trump, in the wake of their public falling-out last week. Musk says some "went too far."

It remains to be seen how Mr. Trump will handle the attempted rapprochement and whether the two men’s relationship can be restored.

Elon Musk called President Donald Trump Monday night, two sources told CNN, before saying early Wednesday that he regrets some of his social media posts about the president during their very public blow-up last week.

President Donald Trump has revealed he was “amazed” Elon Musk endorsed him to become president, given his longstanding plans to scrap electric vehicle subsidies. One week after their nuclear breakup, Trump also softened significantly on his former First Buddy, describing him on Thursday as a “friend of mine” who “got a bit strange” in recent weeks.

The Tesla CEO's quick reversal after his blow-up with the president communicates quite a lot, one expert in political science says.