Zuckerberg’s reason for refusing to coordinate on AI safety is now the argument in an antitrust suit against four rivals.

Microsoft AI chief Mustafa Suleyman emphasized the challenges of controlling advanced AI and supported regulation, while four consumers filed an antitrust suit accusing AI labs of colluding to slow progress. Mark Zuckerberg opposed coordination on AI safety, arguing each lab should independently manage risks, a stance echoed in the lawsuit's claims against four rivals.