Anthropic Closes $65B Series H at $965B Valuation, Eclipsing OpenAI as Most Valuable AI Company

Summary

Anthropic has closed a $65 billion Series H round at a $965 billion post-money valuation, led by Altimeter, Dragoneer, Greenoaks, and Sequoia. The round vaults Anthropic past OpenAI (valued at roughly $852 billion in late March 2026) to become the most valuable AI company, and brings it to the threshold of a $1 trillion valuation only months after the May-12 reports of $30B-at-$900B talks. Alongside the raise, Anthropic disclosed a run-rate revenue of $47 billion as of May 7, 2026 — up from $9 b