Microsoft 365 Copilot Chat

Product

Secure, web-grounded AI chat for Entra ID users that is included at no extra cost and can run agents; the paid Microsoft 365 Copilot adds work-data grounding.

Glossary

Related topics in brief

• Microsoft · Developed by · Organization
  Microsoft Corporation is a technology company that develops software and cloud services such as Microsoft 365, Azure and Dynamics 365.
• Microsoft tool · Is a · Category
  A software product or service developed by Microsoft.
• AI assistant · Is a · Category
  Software that uses AI models to help users write, summarise, search or act.
• Microsoft 365 Copilot · Part of · Product
  An AI assistant built into Microsoft 365 apps such as Word, Excel, Outlook and Teams. It uses large language models together with the user's own work data from Microsoft Graph to draft, summarise and analyse content, always within the user's existing permissions.
• Copilot Studio · Related to · Product
  Microsoft's low-code platform for building, customising and publishing AI agents and copilots. Makers define topics, knowledge sources, actions and flows and can publish the result to Teams, websites or Microsoft 365 Copilot.
• AI agent · Related to · Concept
  A software system that uses an AI model to pursue a goal on its own: it plans steps, calls tools or APIs, reads data and acts, often with a human approving critical steps. Agents go beyond chatbots because they take actions, not just answer questions.
• Microsoft Entra ID · Related to · Product
  Microsoft's cloud identity and access management service, formerly Azure Active Directory. It handles sign-in, single sign-on, multifactor authentication, Conditional Access and app registrations for Microsoft 365, Azure and thousands of other apps.
• Microsoft Certified: Copilot and Agent Administration Fundamentals (AB-900) · Covered by · Certification
  New fundamentals certification (2026) on administering Microsoft 365 Copilot and agents.

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