Anthropic Raises $4B at $100B Valuation, Becoming Second-Most Valuable AI Company

Anthropic closed a $4B funding round at a $100B valuation, cementing its position as the second-most valuable AI company after OpenAI. The round was led by Google (increasing its commitment to $5B total), with Amazon, Spark Capital, and General Catalyst also participating. The funding will accelerate development of Claude and next-generation AI safety research. Anthropic's Claude has achieved 30%+ enterprise market share in AI assistants, with Fortune 500 customers citing its safety and transparency advantages over competitors.