Anthropic has secured significant funding from various investors, positioning it as one of the most well-funded AI companies in the industry. Here’s a breakdown of Anthropic’s major investors and funding rounds:

Major Strategic Investors

• Amazon: Total investment of $8 billion, making it one of Anthropic’s largest backers. This includes an initial $4 billion commitment announced in September 2023, which was completed by March 2024, and an additional $4 billion investment announced in November 2024. As part of these deals, Anthropic agreed to use Amazon Web Services (AWS) as its primary cloud provider.
• Google: Invested $2 billion total, including an initial $500 million investment followed by a $1.5 billion commitment in October 2023, and an additional $1 billion in January 2025.

Recent Funding Rounds

• May 2025: $2.5 billion Line of Credit from major financial institutions including Barclays Bank, Citibank, Goldman Sachs, J.P. Morgan Chase, Mitsubishi UFJ Financial Group, Morgan Stanley, and Royal Bank of Canada.
• March 2025: $3.5 billion Series E at a $61.5 billion valuation led by Lightspeed Venture Partners, with participation from Bessemer Venture Partners, Cisco Investments, Commonwealth Bank of Australia, D1 Capital Partners, Fidelity Investments, General Catalyst, Jane Street Group, Menlo Ventures, Pegasus Tech Ventures, and Salesforce Ventures.

Other Notable Investors

• Menlo Ventures: Identified as a repeat investor with a reported $750 million investment.
• FTX: Earlier investor under Sam Bankman-Fried with a $500 million investment in 2022, though the FTX estate reportedly sold its majority stake in Anthropic for $884 million in March 2024, with most going to UAE investors.

Anthropic’s funding trajectory has been extraordinary, with total funding reaching $18.5 billion. The company’s valuation has grown significantly, reaching $61.5 billion in its March 2025 Series E round, making it one of the most valuable AI startups globally.