Anthropic has seen its valuation skyrocket by 23,436% in just three years since it launched its flagship Claude AI model. It had recorded a valuation of $4.1 billion in May 2023, which rose to $18.4 billion in February 2024, $61.5 billion in March 2025, $183 billion in September 2025 and $380 billion in February. It's now valued at $965 billion.