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LangChain + Perplexity Integration
Perplexity AI / LangChain April 23, 2026
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Official LangChain integration package providing ChatPerplexity chat model, PerplexitySearchRetriever for RAG, and PerplexitySearchResults tool for agents.
Agent Definition
LangChain integration components: - ChatPerplexity: chat model for LangChain chains - PerplexitySearchRetriever: retriever for RAG pipelines - PerplexitySearchResults: tool for LangChain agents Install: pip install langchain-perplexity Full compatibility with LangChain Expression Language (LCEL), LangGraph, and LangSmith for observability.
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