Highest-Valued Private AI Companies

Anthropic is the highest-valued private AI company in 2026 at $965 billion, followed by OpenAI at $852 billion and xAI at $230 billion.

Sources

• The 10 Highest-Valued Private AI Companies in 2026: From Anthropic's $965B to Physical Intelligence's $11B
• The Top 10 Private AI Companies Are Now Worth More Than Every Public SaaS Company Combined - SaaStr
• OpenAI Valued at $852 Billion After Completing $122 Billion Round : r/technology - Reddit
• The 9 Most Valuable New Unicorns to Watch Are Worth Nearly $40 Billion Combined

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