Supabase Survey: 62% of Startups Now Have Majority AI-Generated Code

Supabase's 2026 survey of 2,000+ founders reveals 62% of startups have over half their codebase written by AI, with 41% at 76-100%. Claude Code leads as the top dev tool at 31%, while founders still rely on personal networks for sales. Technical complexity has been replaced by burnout, AI competition fear, and runway anxiety as top challenges.