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    LangChain logo
    Bot Autonomous AgentsOPEN_SOURCE

    LangChain

    The composable framework for building LLM-powered applications.

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    7,800 views
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    About LangChain

    LangChain is the most widely-used framework for building applications powered by large language models. It provides composable abstractions for chains, agents, retrieval (RAG), memory, and tool use — supporting all major LLM providers. LangSmith offers observability and evaluation for production LLM apps. LangGraph enables stateful, graph-based multi-agent architectures. LangChain Hub is a marketplace for sharing prompts and chains. The ecosystem has over 90K GitHub stars.

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    Quick Facts

    Website
    langchain.com
    Category
    Bot Autonomous Agents
    Pricing
    OPEN_SOURCE
    Pricing Details
    Open-source framework free. LangSmith from $39/mo.
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