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Tutorials

New to LangChain/LangGraph or to LLM app development in general? Read this material to quickly get up and running.

Basics​

Working with external knowledge​

Specialized tasks​

LangGraph.js​

LangGraph.js is an extension of LangChain aimed at building robust and stateful multi-actor applications with LLMs by modeling steps as edges and nodes in a graph.

LangGraph.js documentation is currently hosted on a separate site. You can peruse LangGraph.js tutorials here.

LangSmith​

LangSmith allows you to closely trace, monitor and evaluate your LLM application. It seamlessly integrates with LangChain, and you can use it to inspect and debug individual steps of your chains as you build.

LangSmith documentation is hosted on a separate site. You can peruse LangSmith tutorials here.

Evaluation​

LangSmith helps you evaluate the performance of your LLM applications. The below tutorial is a great way to get started:


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