24 US AI Startups That Raised $100 Million or More in 2025

This article details the 24 U.S.-based AI startups that raised $100 million or more in funding during the first half of 2025, reflecting a continuation of strong momentum from the previous year. Major deals include record-setting rounds from companies such as OpenAI, Anthropic, and Anysphere, with several startups raising billion-dollar investments and commanding multi-billion dollar valuations. The post includes the names, sectors, and notable investors for each company, highlighting trends in enterprise tech, AI infrastructure, and generative AI applications. The list offers insight into the buoyancy of the U.S. AI startup ecosystem and its appeal to major venture and corporate investors.

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