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Template Applications

Templates are open source reference applications designed to help you get started quickly when building with LangGraph. They provide working examples of common agentic workflows that can be customized to your needs.

You can create an application from a template using the LangGraph CLI.

Requirements

  • Python >= 3.11
  • LangGraph CLI: Requires langchain-cli[inmem] >= 0.1.58

Install the LangGraph CLI

pip install "langgraph-cli[inmem]" --upgrade

Available Templates

Template Description Python JS/TS
New LangGraph Project A simple, minimal chatbot with memory. Repo Repo
ReAct Agent A simple agent that can be flexibly extended to many tools. Repo Repo
Memory Agent A ReAct-style agent with an additional tool to store memories for use across threads. Repo Repo
Retrieval Agent An agent that includes a retrieval-based question-answering system. Repo Repo
Data-Enrichment Agent An agent that performs web searches and organizes its findings into a structured format. Repo Repo

🌱 Create a LangGraph App

To create a new app from a template, use the langgraph new command.

langgraph new

Next Steps

Review the README.md file in the root of your new LangGraph app for more information about the template and how to customize it.

After configuring the app properly and adding your API keys, you can start the app using the LangGraph CLI:

langgraph dev

See the following guides for more information on how to deploy your app:

LangGraph Framework

📚 Learn More about LangGraph Platform

Expand your knowledge with these resources:

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