Posted by Alumni from Crunchbase
June 27, 2026
This week, most of the largest U.S. startup funding rounds centered around the sector one would suspect: artificial intelligence. This was true for the week's largest venture financing, a $1.5 billion Series F for AI inference technology provider Baseten, as well as a majority of rounds in the Top 10. Beyond that, the next-biggest area for startup funding was biotech. 1. Baseten, $1.5B, AI inference technology: Baseten, a provider of systems software to run AI applications workloads, raised $1.5 billion in Series F funding, its fourth fundraise in 18 months. Altimeter Capital, Conviction Partners, Spark Capital, Sands Capital and Wellington Management co-led the round, which set a $13 billion valuation for the San Francisco-based company. 2. AppsFlyer, $1B, digital marketing: AppsFlyer, a San Francisco-based provider of data analytics with digital marketing as a core use case, reportedly secured more than $1 billion in a Series E funding round at a post-money valuation of $2.7... learn more