Quantum Systems raises $1.2B as VC bets on AI infrastructure and defense tech

Today's funding activity makes one thing clear: venture capital is moving beyond foundation models into the infrastructure, hardware, and specialized technologies that power intelligent systems. In the last 24 hours alone, massive rounds were raised across AI compute, defense, robotics, and biotech. Germany's Quantum Systems secured a $1.2B Series D co-led by Blackstone and Airbus, the largest ever for a European defense firm, to expand autonomous drone capabilities. Together AI raised an $800M Series C led by Aramco's VC arm at an ~$8.3B valuation for its GPU-cloud rental service, as enterprises shift away from proprietary AI tokens. Other notable rounds include CarbonSix's $40M in robotics, Celea's $180M biopharma financing, and Oxmiq's $35M for licensed GPU architecture. The wave is backed by strategic investors including Amazon, BOND Capital, and sovereign wealth funds.

The macro backdrop confirms the trend: Crunchbase reports global VC reached a record $510 billion in H1 2026, the highest half-year ever, driven overwhelmingly by AI-related deals. Investors are now targeting the AI operating system—semiconductors, physical systems (drones, robotics, industrial automation), and adjacent fields like data center power and cyber governance. Valuations remain sky-high (Quantum's doubled on its raise) and competition fierce. The defense sector is surging as NATO-linked funds and governments back domestic military-tech supply chains. With cheap money returning and blockbuster IPOs like SpaceX's $75B IPO providing exits, funds are eager to deploy capital into startups that offer product-market fit and defensibility in a rapidly maturing AI economy.