Microsoft 365 Agents SDK

Code-first SDK for building generative ai agents across Microsoft 365 and other channels.

Overview

Microsoft 365 Agents SDK is a code-first framework for building enterprise agents with generative AI. It initially supports C# and connects to AI services, orchestration layers, Microsoft Copilot Studio, and third-party technologies. Agents can be published to Microsoft Teams, Microsoft 365 Copilot, the web, email, SMS, and other channels. Developers can also combine agents built with different technologies in one experience.

Key features

C# support with Node.js and Python planned
Connects to Azure AI Foundry and other AI services
Integrates with Semantic Kernel and Copilot Studio
Publishes agents to Microsoft and third-party channels
Supports multi-agent experiences
Supports custom clients and web experiences

Use cases

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Last updated 2026-09-16