How we hacked YC Spring 2025 batch’s AI agents — Rene Brandel, Casco
Summary
Renee, CEO of Casco and a Y Combinator-backed startup, discusses the evolution of AI agent technology from her early hackathon project ten years ago to the current normalized agent stack architecture. The transcript highlights the technological progression from complex, multi-provider systems to more streamlined AI agent frameworks, with a specific focus on the importance of comprehensive security beyond simple prompt injection concerns. The key takeaway is that while AI technology has significantly advanced, organizations must adopt a holistic approach to security that examines potential vulnerabilities across the entire agent ecosystem.