National Security AI Hackathon 2026 — SF
📅 Tuesday, 1 September 2026 → Saturday, 31 October 2026 in 151 days
2026 National Security Hackathon co-hosted by Cerebral Valley, Shield Capital, Palantir, IQT, DCVC, OpenAI, Scale AI, Armada, Deloitte, TENEX, Shack15, and Skyrun. Builders, coders, designers, students, engineers, and analysts apply AI to defence-relevant problems. SF venue (Shack15 / partner spaces). One of the highest-profile defence-AI builder events globally.