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Developer building blocks

Microsoft Agent Framework

Microsoft's toolkit for building AI agents and multi-agent workflows in Python and .NET.

What it does

This framework helps developers build AI agents and connect several of them into workflows: one after another, side by side, or handing tasks between them. It supports many AI providers, including Azure OpenAI and OpenAI.

It's aimed at running agents in real products, with features for monitoring, saving progress, and pausing for human approval.

Who it's for

Software teams building production AI agents.

Can I use it without coding?

Developers only. A programming framework for Python or .NET developers. New to this? Start here.

Can I run it?

Cost
Free, but needs an AI accountThe software is free, but it uses an online AI service (like OpenAI or Anthropic), which usually charges for use.
API key
Needed. An API key is a password-like code from an online AI service. What's that?

Try it

Using Claude Code, Cursor or another AI coding assistant? Paste the prompt and it will walk you through the setup.New to this?

Before you install

  • Only download from the official GitHub page. Copies with similar names exist for many popular projects.
  • License (MIT): Very permissive: free to use, change and share, including for business.
  • Keep your API key private. Never paste it into websites or share it, and set a spending limit with the AI service.
  • More on staying safe

Where people are talking about it