Anthropic has surpassed OpenAI to become the most expensive AI startup. The valuation is close to $1 trillion

Anthropic beat OpenAI to become the most expensive non-public AI company / Photo: Rokas Tenys / Shutterstock.com
AI startup Anthropic announced on Thursday, May 28, that it had raised $65 billion in a new round of funding. As a result, the company's valuation reached $965 billion, compared to $380 billion in February, CNBC recalls. Its closest competitor, OpenAI, reported a valuation of $852 billion in March after closing a record $122 billion round.
Anthropic's lead investors this time around were Altimeter Capital, Dragoneer, Greenoaks and Sequoia Capital.
The startup also announced a sharp increase in revenue thanks to the popular AI programming assistant Claude Code. The run rate, which reflects the size of annual revenue at the current rate, was $47 billion. In April, the company was talking about $30 billion. Anthropic's actual revenue in 2025 reached $10 billion.
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