Discover how Zoom transformed their AI approach from passive meeting reporting to proactive preparation assistance through AI Companion 3.0 in this 15-minute conference talk from AWS re:Invent 2025. Explore Zoom's strategic shift toward AI agents that automatically coordinate across Calendar, Meetings, Chat, and Docs platforms when users make simple requests like "Prepare me for my next meeting." Learn about the technical implementation using AWS services including Bedrock and OpenSearch to overcome complex challenges and fundamentally change workplace productivity. Understand how this evolution moves beyond information retrieval to actionable assistance, examining the real-world impact on millions of users' daily preparation routines and collaborative workflows.