NNNYT News๐คAnthropic Tops OpenAI to Become the Worldโs Most Valuable A.I. Start-UpAnthropic raised $65 billion in new fund-raising that put its value at $900 billion, ahead of OpenAIโs last valuation of $730 billion, as the companies duel for A.I. dominance.By Mike Isaac and Cade Metz[1] The New York Times5/28/2026, 6:59:33 PM00000