The 11 standout startups from YC’s Demo Day, according to VCs
The latest Y Combinator Demo Day showcased a surge in interest for defense tech, robotics, and AI infrastructure startups. Investors are paying record-high valuations for companies addressing modern security needs, such as counter-drone systems.
Why it matters
The high valuations reflect a shift in venture capital focus toward dual-use technologies and AI-driven defense solutions in response to global conflicts.
With each new season comes another YC Demo Day. On Tuesday, the Spring 2026 cohort was unveiled, filled with defense tech, robotics, AI infrastructure and developer tools, and of course, AI agents themselves.
The article reports on market trends and investor sentiment within the startup ecosystem.
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