Anthropic Raises $13 Billion in Landmark AI Funding Round
The new funding round values the OpenAI rival at $183 billion, tripling its valuation and signaling massive investor confidence in frontier models.
Anthropic announced on September 2, 2025, that it has raised $13 billion in a Series F funding round, a landmark deal that values the artificial intelligence startup at $183 billion. The investment, which nearly triples the company's $61.5 billion valuation from March 2025, solidifies its position as a top-tier competitor to OpenAI and underscores the immense capital required to develop frontier AI models.
A Surge in Valuation and Revenue
The funding round was led by ICONIQ, with significant participation from co-leads Fidelity Management & Research Company and Lightspeed Venture Partners. Other major investors included BlackRock, General Atlantic, and Singapore's …
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