LangGraph

Rank #2 in Agent frameworks & automation · Last updated 2026-10-14

Best for durable, branching Python workflows with human-in-the-loop.

Best for: Complex stateful agents
Free tier: Framework open source; LangSmith Developer $0 (1 seat)
Pricing: LangSmith Plus $39/seat/mo + usage; Enterprise custom
Pricing source: https://www.langchain.com/pricing (checked 2026-10-14)
Official site: https://www.langchain.com/langgraph
Affiliate / referral program: none found. Affiliate status does not affect rank.

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