Thumbnail for “Who Is Daniela Amodei?” featuring bold yellow and white headline text beside a professional, neon-lit portrait of a woman on a dark blue and purple tech background. The design introduces a profile article about Anthropic’s president and co-founder, covering her career, family, and role in the AI industry.
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Who Is Daniela Amodei? Anthropic’s President, Co-Founder, and the Woman Running One of the Most Valuable AI Companies on Earth

Daniela Amodei is the president and co-founder of Anthropic, the AI safety company behind Claude. Born in San Francisco in 1987, she co-founded Anthropic with her older brother Dario Amodei in 2021 after both left OpenAI, where she served as VP of Safety and Policy. Anthropic reached a $380 billion valuation in February 2026 and is reportedly in talks to raise at a $900 billion pre-money valuation as of May 2026. A note that clears up the most common confusion about her: Daniela and Dario Amodei are siblings, not spouses. Her husband is Holden Karnofsky, the co-founder of Open Philanthropy (now called Coefficient Giving). This article walks through her background, […]