A quarter of Y Combinator's current startups have primarily AI-generated code, with 95% of their codebases created by AI. Founders are technical and capable but now rely on AI for coding. Concerns exist about AI-generated code introducing bugs and security flaws, emphasizing the need for developers to retain coding skills for debugging. The trend, considered by investors to be lasting, is termed “vibe coding,” where intuition is key in coding with AI assistance.
