Sagar Bachu, CEO and co-founder of Speakeasy, discusses the rapidly evolving world of API design. He dives into the shift from traditional password systems to more robust API management practices. Sagar highlights how AI is reshaping API development, balancing automation with the need for human expertise. He also explores the transition to an API-first approach, driven by cloud technology, and emphasizes the importance of adapting to new trends in authentication and agent-driven interactions.