The company’s A.I.-generated answers look authoritative, but they draw on an array of sources, from trustworthy sites to Facebook posts.

With new systems from companies like Anthropic and OpenAI, hackers can attack with greater speed. The defense is more A.I.

Companies are scrambling to deal with the glut.

From our jokes and slang to the White House’s policy messaging, internet “brain rot” has escaped our phones to take over … well, everything.

OpenAI said the deal would help it “create a space for a real, constructive conversation about the changes A.I. creates.”

Today’s spin on the idea of personal agency is convenient for tech C.E.O.s, who boast that their models work just fine without us.

The tech industry has predicted A.I. will profoundly affect the nature of white-collar work. The industry’s own workers are already getting a taste of that future.

The high-profile executive was a key figure in the company’s expansion into fitness technology and services.

OpenAI, Anthropic, Waymo and other artificial intelligence companies hauled in $297 billion in funding in the first three months of the year.

In 1976, 14-year-old Chris Espinosa rode a moped to his job demonstrating computers made in Steve Jobs’s childhood home. The company has changed a bit since then.

The start-up has raised a total of $122 billion in a funding round that values the company at $730 billion.

As the Kremlin spends heavily on censorship technology, Russians are scrambling to find new ways to circumvent the limits.