Anthropic, an artificial-intelligence company, announced a new post-money valuation of $183 billion after raising $13 billion in a Series F funding round.

This valuation is more than double its previous figure of $61.5 billion from March 2025, when it raised $3.5 billion.

The round was led by investment firm ICONIQ, with co-leads Fidelity Management & Research and Lightspeed Venture Partners.

Anthropic said the investment will expand its capacity to meet growing enterprise demand, deepen safety research, and support international expansion.

Investor Confidence Remains Strong Despite Tech Spending Doubts

Investor enthusiasm towards AI startups like Anthropic remains high despite concerns about tech industry spending.

Anthropic highlighted in a blog post that the new funding will support building reliable, interpretable, and steerable AI systems.

U.S. startup funding surged 75.6% in the first half of 2025, largely due to AI investments and bets from major tech companies, according to a report from PitchBook.

Claude AI Models Fuel Revenue Growth and Enterprise Demand

Anthropic is known for its Claude large language models, which are especially strong in coding. In August 2025, the company unveiled Opus 4.1, an upgrade focusing on agentic tasks, real-world coding, and reasoning.

The startup’s run-rate revenue increased from approximately $1 billion at the beginning of 2025 to over $5 billion by August.

Backing from Amazon, Alphabet, and Global Investors

Anthropic is backed by major tech companies such as Alphabet, Google's parent company, and Amazon.com.

Other significant investors in the latest round include the Qatar Investment Authority, Blackstone, and Coatue.

Reports in July indicated Amazon is considering an additional multibillion-dollar investment to strengthen its partnership with Anthropic.

Anthropic Gains U.S. Government Approval

In August, Anthropic announced it will offer Claude to the U.S. government for $1. Claude was added to a list of approved AI vendors by the U.S. government’s central purchasing arm, alongside OpenAI’s ChatGPT and Google’s Gemini.

PHOTO: THOMAS FULLER/GETTY IMAGES

This article was created with AI assistance.