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TreeHacks 2026 Stanford, CA, USA The largest collegiate hackathon in the US. $1,030,875 in prizes Feb 14 – 15, 2026 1097 participants
Keywords AI Hackathon - UIUC Champaign, IL, USA A weekend hackathon at UIUC focused on building production-grade AI agents with real-world constraints like reliability, scalability, and observability. $2,100 in prizes Jan 31 – Feb 1, 2026 206 participants
