May 22, 2025 – Major strides in AI agent development unfolded today as Microsoft Reactor launched its Agents 101 / AI Agents Hackathon Kickoff, reinforcing 2025's status as the "year of AI Agents" with hands-on expert sessions for developers. Simultaneously, DAIR.AI Academy advanced educational offerings by releasing new chapters in its Advanced AI Agents course, focusing on o3 and o4-mini Use Cases to bridge theoretical frameworks with practical implementations.