LangGraph vs Microsoft Agent Framework

LangGraph and Microsoft Agent Framework are both agent frameworks for Python. LangGraph is published by LangChain and Microsoft Agent Framework by Microsoft. On GitHub, LangGraph has 43,823 stars and Microsoft Agent Framework has 14,302. Both were last active in Oct 2026. The table lines up where they differ (publisher, weekly downloads and languages) and has the install commands for both. Everything here comes from the listings' public sources and is refreshed daily. LangGraph describes itself as: Low-level Python orchestration framework for long-running stateful agents, with durable execution, human review points and short- and long-term memory. Microsoft Agent Framework: Open framework for building and hosting production-grade AI agents and multi-agent workflows in .NET and Python. Licenses: LangGraph MIT, Microsoft Agent Framework MIT.