Is AutoGen Dead? Current Status and Future
The Detailed Answer
The question of whether AutoGen is "dead" comes up frequently because Microsoft's transition strategy has created genuine confusion in the developer community. The short answer is that AutoGen is alive but frozen. It works, it is maintained for security, and it is not going away. But it is no longer evolving, and the community's energy and Microsoft's investment have shifted to the Microsoft Agent Framework.
Understanding what happened requires context. AutoGen was a Microsoft Research project that gained massive popularity, with over 54,000 GitHub stars making it one of the most popular AI agent frameworks. Separately, Microsoft had Semantic Kernel, an SDK for integrating LLMs into applications, primarily focused on the .NET ecosystem. In late 2025, Microsoft merged the teams behind both projects to create a unified framework that combined AutoGen's multi-agent conversation patterns with Semantic Kernel's plugin system, memory management, and enterprise integration capabilities.
The resulting Microsoft Agent Framework reached 1.0 GA in April 2026. It preserves AutoGen's core concepts (conversable agents, group chats, tool use, code execution) while adding the features that AutoGen lacked (persistent state management, OpenTelemetry observability, .NET support, conversation summarization, and the Agent-to-Agent protocol for cross-framework interoperability). For most practical purposes, the Agent Framework is AutoGen 2.0 with a different name and broader scope.
Why This Matters
The transition from AutoGen to the Microsoft Agent Framework is significant because it reflects a broader trend in the AI agent ecosystem toward consolidation and enterprise readiness. Early agent frameworks were research projects that prioritized flexibility and experimentation. The market has matured, and organizations now need production-grade infrastructure, enterprise security, observability, and multi-language support that research prototypes were not designed to provide.
Microsoft's decision to merge AutoGen and Semantic Kernel rather than maintaining them separately signals that the company views multi-agent AI as a core enterprise capability, not a research experiment. The investment in .NET support, Azure integration, the Agent-to-Agent protocol, and enterprise features like state management and telemetry demonstrates a long-term commitment to the category.
For developers and teams, this means that learning AutoGen concepts is still valuable because they transfer directly to the Agent Framework. The conversational agent paradigm, group chat patterns, tool use, and code execution patterns that AutoGen pioneered are preserved in the Agent Framework. The knowledge investment is not wasted, it just needs to be redirected toward the new framework's API surface and additional capabilities.
The risk of staying on AutoGen indefinitely is not that it will break, but that it will fall behind. As model providers evolve their APIs, introduce new capabilities (like native multi-modal reasoning, improved function calling formats, or new safety features), the Agent Framework will integrate those improvements while AutoGen will not. Over time, the gap between what AutoGen supports and what the state of the art offers will widen.
AutoGen is not dead but is in permanent maintenance mode. It works, it is secure, and existing deployments are fine. But all new development should use the Microsoft Agent Framework, and existing teams should plan their migration based on when they need features that only the Agent Framework provides.