What Agent 365 Actually Changes: Agents Finally Get Treated Like Users
Microsoft Agent 365 went generally available on 1 May 2026. The core move is simple: Microsoft has extended the identity, data and threat-defence model it already runs for people, Entra, Purview, Defender, onto every agent in a tenant. This piece covers what’s actually free versus licensed, the qualifying base plans required just to buy the standalone add-on (including a Business Premium gap Microsoft doesn’t call a formal prerequisite), and one specific gap in how agent-generated content is protected.