Matthew Bertram AI Governance, Decision Architecture, Vendor Landscape TL;DR On May 1, 2026, Microsoft made Agent 365 generally available — a $15-per-seat-per-month control plane for AI agents that includes registry, identity, runtime authorization, eDiscovery, and AWS + Google Cloud sync. Bundled into Microsoft 365 E7 at $99 per seat, it will become the default agent-governance answer most enterprises hear about first.