Exa is a modern AI search engine with SERP API, website crawler tools, and deep research API. Power your app with web search AI and web crawling API.
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LangChain
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Exa + LangChain

Build agents on LangChain with direct access to the web.

LangChain integration guide2 quick links

Overview

Exa integrates with LangChain as both a retriever and a tool. Use ExaSearchRetriever or ExaSearchResults in LangChain and LangGraph pipelines to give agents and chains access to real-time web search, content retrieval, and find-similar capabilities.

Whether you're building a simple search tool or a complex multi-step agent, the Exa + LangChain integration gives you access to real-time web data with minimal setup. Get started in minutes with our documentation and example notebooks.

  • ExaSearchRetriever for RAG pipelines
  • ExaSearchResults tool for agents
  • Full LangGraph compatibility
  • Streaming and async support

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