[Integration packages](https://python.langchain.com/docs/concepts/architecture/#integration-packages): LLM should read this page when determining the overall architecture of LangChain, understanding the different components and packages in the LangChain ecosystem, or deciding which packages to import for a specific use case. This page provides an overview of the different packages that make up the LangChain framework, including langchain-core, langchain, integration packages, langchain-community, langgraph, langserve, and LangSmith, and explains the purpose and contents of each package.

