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LangChain
Framework for building LLM-powered applications.
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About LangChain
LangChain is the most popular open-source framework for building LLM applications, with 90,000+ GitHub stars. It provides abstractions for chains, agents, memory, and RAG pipelines. LangSmith adds monitoring and evaluation. Used by 90% of developers building production LLM apps in a 2024 survey.
AI summary
LangChain is the most-used LLM application framework with 90,000+ GitHub stars and 90% developer adoption.