How has Anthropic's valuation changed over the past years?

Anthropic, the startup behind Claude, has seen a sharp rise in its valuation since 2023, when it was reportedly valued at around $4.1 billion. Its valuation jumped from $61.5 billion in March 2025 to $183 billion in September 2025. Valued at $380 billion in February 2026, it is targeting a $900 billion valuation in an upcoming round, as per reports.