Agent Framework

AutoGen vs LangGraph: Which is Better in 2026?

Choosing between AutoGen and LangGraph? Both are popular agent framework tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Quick verdict

Both AutoGen and LangGraph are strong agent framework choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

AutoGen vs LangGraph — Side by Side

AutoGenLangGraph
CategoryAgent FrameworkAgent Framework
PricingFreeFree
Starting priceFree tier availableFree tier available
Free tier
Best forAgent Framework — ai, llmAgent Framework — ai, llm

Pros & Cons

AutoGen
AutoGen
  • Backed by Microsoft Research
  • Strong multi-agent conversation model
  • Completely free
  • Active development
  • APIs have shifted between versions
  • Python-centric
LangGraph
LangGraph
  • Fine-grained agent control
  • Great for complex multi-step flows
  • Open-source
  • Integrates with LangChain & LangSmith
  • Steeper learning curve
  • Newer than core LangChain

Choose AutoGen if…

you want a free tier to start, and AutoGen Microsoft's open-source framework for multi-agent conversations and orchestration. Free to use.

AutoGen review & pricing

Choose LangGraph if…

you want a free tier to start, and LangGraph Open-source library for building stateful, multi-step agent workflows as graphs — with a managed platform option.

LangGraph review & pricing

Frequently Asked Questions

Is AutoGen better than LangGraph?⌄

Both AutoGen and LangGraph are strong agent framework choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

What is the difference between AutoGen and LangGraph?⌄

AutoGen — Microsoft's open-source framework for multi-agent conversations and orchestration. Free to use. LangGraph — Open-source library for building stateful, multi-step agent workflows as graphs — with a managed platform option. Both are agent framework tools; the comparison table above breaks down pricing, free tiers, and what each is best for.

AutoGen vs LangGraph: which is cheaper?⌄

AutoGen pricing: Free. LangGraph pricing: Free. Confirm current pricing on each tool's official site, as plans change.

See more options in our guide to the best agent framework tools for startups.

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