Microsoft Agent Framework
Microsoft's open-source framework for building, orchestrating and deploying AI agents and multi-agent workflows in Python and .NET.
Agent framework · Pricing: Open source
Pros
- Python and .NET support
- MCP, A2A and AG-UI integrations
- Frequent releases (Python 1.23 and .NET 1.26 shipped Oct 22-23, 2026)
Cons
- Fast release cadence includes breaking changes
- Best fit for teams already on Azure/Microsoft stacks
Recent changes
- 2026-10-23 Microsoft Agent Framework ships Python 1.23 (Oct 22, foundation for MCP 2.x compatibility, with breaking changes) and .NET 1.26 (Oct 23). Source
Ranked in
Alternatives to Microsoft Agent Framework
- OpenAI Agents SDK (Agent framework)
- LangGraph (Agent framework)
- CrewAI (Agent framework)
- Vercel AI SDK (AI app toolkit)
- n8n (Workflow automation)
FAQ
What is Microsoft Agent Framework?
Microsoft Agent Framework is a agent framework. Microsoft's open-source framework for building, orchestrating and deploying AI agents and multi-agent workflows in Python and .NET.
How much does Microsoft Agent Framework cost?
Open source. BuildJury only states prices confirmed on the official pricing page; check https://github.com/microsoft/agent-framework for current plans.
What is Microsoft Agent Framework best for?
BuildJury ranks Microsoft Agent Framework for: AI agents (#3).
What are the downsides of Microsoft Agent Framework?
Fast release cadence includes breaking changes. Best fit for teams already on Azure/Microsoft stacks.