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LangGraph

framework

LangChain Inc.

Build stateful, multi-step agent workflows as graphs with durable execution. Part of the LangChain ecosystem.

Visit Website β†—GitHub β†—
Launch Date

2024

Last Updated

Mar 2026

Pricing

Free core; Platform usage-based

Pricing Plans

Open Source

Free

  • βœ“Graph-based workflows
  • βœ“Python & JS SDKs
  • βœ“Community support

Platform

Usage-based

  • βœ“Managed deployment
  • βœ“Durable execution
  • βœ“Monitoring & tracing

Key Features

β–ΈGraph-based workflow design
β–ΈDurable execution
β–ΈHuman-in-the-loop
β–ΈStreaming support

Platforms

PythonJavaScript

Supported Models

Any LLM
#framework#graph#langchain
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