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This article demonstrates how to use LangChain, LLMs, and SerpAPI to create a Weibo influencer‑search tool that extracts UID numbers, scrapes profile data, filters Chinese content, and prepares the information for automated marketing outreach.
This article introduces LangChain—a Python framework for building LLM‑driven applications—explains its core components such as models, indexes, chains, memory, and agents, and provides practical code examples for document summarization, retrieval‑augmented QA, and future development directions.
This article explains what LangChain is, outlines its core components such as Models, Indexes, Chains, Memory and Agents, and demonstrates how to build LLM‑driven applications with detailed Python code snippets, visual diagrams, and future development suggestions.