Microsoft Agent Framework (formerly AutoGen)
Microsoft's open-source framework for building and orchestrating AI agents and multi-agent workflows in .NET and Python, succeeding AutoGen and Semantic Kernel.
Our editorial assessment, based on the public sources listed below. Last reviewed .
- Task rank
- #15
- Tier
- A
- Score
- 80.5
Strengths
- Rebuilt for production reliability in version 0.4.
- Enables multiple agents to collaborate by conversing with each other.
- Trusted and used by large enterprises like Novo Nordisk.
Considerations
- Teams migrating from AutoGen must port code to the new APIs.
- May be overly complex for smaller projects or individual developers.
Price
Free and open source; model/API costs are separate
Shown for reference — price is not part of the score.
Score breakdown
- Performance
- 80.0
- 55% of score
- Reputation
- 78.0
- 35% of score
- Recency
- 92.0
- 10% of score
The overall score combines these sub-scores using the weights shown. How we score →
Verification status
Each field carries its own re-verification date. Amber means older than 90 days — treat those figures as stale until re-checked.
- Pricing
- Benchmark
- Reputation
- Feature list
Checked against the sources listed below.
Sources
- AI Agent Startup Ideas 2026: 27 Ranked, 15 Worth Building (opens in a new tab)Accessed:
- Microsoft AutoGen official site (opens in a new tab)Accessed:
- 30+ AI Agent Use Cases in 2025 (Alea IT Solutions) (opens in a new tab)Accessed:
- AutoGen GitHub repository (maintenance mode notice) (opens in a new tab)Accessed:
- Microsoft Learn — Migrate from AutoGen to Microsoft Agent Framework (opens in a new tab)Accessed:
Show 11 more sources
- LangChain: AI agent frameworks guide (opens in a new tab)Accessed:
- Microsoft Learn: Agent Framework documentation (opens in a new tab)Accessed:
- GitHub: microsoft/agent-framework (opens in a new tab)Accessed:
- Top 13 Enterprise Agent Builder Platforms for 2026 | Vellum (opens in a new tab)Accessed:
- 15 Best AI Agents for Enterprise in 2026 (opens in a new tab)Accessed:
- 6 Best AI Agent Platforms in 2026 (opens in a new tab)Accessed:
- Best AI Agent Building Tools in 2026 (No-Code) (opens in a new tab)Accessed:
- Best AI Agents in 2026 (And When to Build Your Own Instead) - Botsify (opens in a new tab)Accessed:
- Best AI agent builders in 2026: Types and how to choose – Celigo (opens in a new tab)Accessed:
- Ruh.ai Top 10 AI Agent Tools 2026 (opens in a new tab)Accessed:
- FwdSlash - Best AI Agents in 2026 (opens in a new tab)Accessed:
Alternatives in Agents & Automation
- #1DevinSScore 86.9An autonomous AI agent designed for software engineering tasks like writing code, fixing bugs, and deployment.
- #2LangGraphSScore 86.5Open-source framework from LangChain for building complex custom and multi-agent systems in code.
- #14Gemini Enterprise Agent Platform (Agent Builder)AScore 81.1Formerly Vertex AI Agent Builder, Google Cloud's managed agent-building tools with RAG, memory, and governance built in for GCP-committed enterprises.