The artificial intelligence giant was just valued at $900 billion, surpassing OpenAI. Here are the numbers behind its rise — and headwinds it faces.

© Jason Henry for The New York Times

Anthropic raised $65 billion in new fund-raising that put its value at $900 billion, ahead of OpenAI’s last valuation of $730 billion, as the companies duel for A.I. dominance.

© Jason Henry for The New York Times

He is both a critic and a normalizer of artificial intelligence.

An obsession with the most doomer prospects of A.I. is blinding progressives from thinking about serious, realistic policies.

Hint: It comes from inside of you.

Notable thinkers keep telling us they think A.I. is conscious. That doesn’t mean it’s true.

The latest artificial intelligence models from Anthropic and OpenAI are extending the United States’ lead over China and intensifying the rivalry between the countries.

Both parties can agree to do a whole lot on A.I., but they have to move faster.