The amount of capital that flowed into AI startups in 2025 was nothing short of astonishing. Of the $512.6 billion venture capital firms deployed in the U.S. last year, more than half went to AI companies, according to Pitchbook estimates.

So which AI companies brought in the most cash? A whopping 55 startups raised $100 million or more, TechCrunch reported—up from the 49 that closed nine-figure funding rounds the previous year—and among those 55, nearly 10 raised $1 billion or more. Here are the eight AI unicorns from that group that raised the most capital in 2025. READ MORE