Microsoft Agent Framework is Microsoft's current library for building agents in Python and .NET. New projects are pointed here instead of AutoGen or Semantic Kernel.
Category
Pricing
Open source
Source
Open source
Website
learn.microsoft.com
Added
15 Oct 2026
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Three other agent frameworks tools listed in this directory.
Agent frameworks
Semantic Kernel is Microsoft's library for connecting models to your own code. It is still published, and Microsoft now points new agent projects to Microsoft Agent Framework.
Agent frameworks
AutoGen is Microsoft's multi-agent framework. It is in maintenance mode, so new work is directed to Microsoft Agent Framework, but the library and docs remain published.
Agent frameworks
Browser Use lets an agent operate a real browser. The open-source library is Python, and the cloud SDK supports Python and TypeScript.