Build with the momentum of the entire AI community
LangChain is open-sourced so you’re always building with the latest.
Offers and Services
Get started with a comprehensive open-source library of components, Personalize your application with connections to any source of knowledge or data, Get to production with a unified platform to debug, test, evaluate, and monitor your apps, Retrieval algorithms that take you beyond semantic search, turn your LLMs into reasoning engines with Agents
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