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John Ternus, an Apple veteran who runs hardware engineering, will take over an extraordinarily profitable company in need of new ideas.

Anthropic also committed to spending $100 billion on Amazon technologies that can help build and deploy A.I. systems.

Apple’s corner office has been a seat from which executives like Steve Jobs changed how we interact with technology.

The longtime leader of the iPhone maker will be replaced by John Ternus, the company’s head of hardware engineering.

Prosecutors investigating his social media company, X, had summoned him for a meeting. His no-show reflected a broader dispute over regulation.

The state claimed the e-commerce giant pressured brands like Levi’s and Hanes to ask competing retailers to raise prices on certain products.

The artificial-intelligence-generated fake influencers have surged on TikTok, Instagram, Facebook and YouTube in an apparent bid to hook conservative voters.

Friday’s meeting at the White House followed the introduction of Anthropic’s powerful new artificial intelligence model, Mythos, which U.S. officials believe could be critical for security.

The Silicon Valley chip maker filed a prospectus just as SpaceX, Anthropic and OpenAI prepared for their own listings, in what is shaping up to be a wave of enormous initial public offerings.

A chart created by METR, a nonprofit A.I. organization, has become an industrywide obsession as it measures the rapid development of big A.I. systems.