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LangGraph

Stateful agent orchestration at its finest

Free
LangGraph is a library for building stateful, multi-actor AI applications with LLMs. It extends LangChain with graph-based workflows that support cycles, persistence, and human-in-the-loop patterns. Used to build complex AI agents, chatbots, and orchestration systems.

Key Features

  • Graph-based agent orchestration
  • Stateful multi-actor applications
  • Human-in-the-loop support
  • Persistence and checkpointing
  • Streaming output
  • LangChain ecosystem integration

Use Cases

  • Building stateful AI agents
  • Multi-step reasoning workflows
  • Human-supervised AI automation
  • Production-grade agent systems
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