{"id":1955,"date":"2026-06-03T09:53:33","date_gmt":"2026-06-03T01:53:33","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=1955"},"modified":"2026-06-03T09:53:34","modified_gmt":"2026-06-03T01:53:34","slug":"langchain%e5%ad%a6%e4%b9%a0%e5%8f%8a%e5%ba%94%e7%94%a8%ef%bc%88%e8%b6%85%e8%af%a6%e7%bb%86%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2026\/06\/03\/langchain%e5%ad%a6%e4%b9%a0%e5%8f%8a%e5%ba%94%e7%94%a8%ef%bc%88%e8%b6%85%e8%af%a6%e7%bb%86%ef%bc%89\/","title":{"rendered":"LangChain\u5b66\u4e60\u53ca\u5e94\u7528\uff08\u8d85\u8be6\u7ec6\uff09"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u597d\u7684\uff0c\u6211\u5e2e\u4f60\u6574\u7406\u4e00\u4efd <strong>LangChain \u5b66\u4e60\u4e0e\u5e94\u7528\u7684\u8d85\u8be6\u7ec6\u6307\u5357<\/strong>\uff0c\u4ece\u6982\u5ff5\u5230\u5b9e\u6218\uff0c\u518d\u5230\u5de5\u7a0b\u7ea7\u843d\u5730\uff0c\u5168\u65b9\u4f4d\u8986\u76d6\u3002\u5185\u5bb9\u65e2\u9002\u5408\u65b0\u624b\u5feb\u901f\u4e0a\u624b\uff0c\u4e5f\u9002\u5408\u6709\u4e00\u5b9a AI\/\u5927\u6570\u636e\u57fa\u7840\u7684\u5f00\u53d1\u8005\u6df1\u5165\u7406\u89e3\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">LangChain \u5b66\u4e60\u53ca\u5e94\u7528\uff08\u8d85\u8be6\u7ec6\uff09<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001LangChain \u662f\u4ec0\u4e48\uff1f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u5b9a\u4e49<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">LangChain \u662f\u4e00\u4e2a\u5f00\u6e90\u6846\u67b6\uff0c\u7528\u4e8e\u6784\u5efa <strong>\u4ee5\u5927\u8bed\u8a00\u6a21\u578b\uff08LLM\uff09\u4e3a\u6838\u5fc3\u7684\u5e94\u7528\u7a0b\u5e8f<\/strong>\uff0c\u5c24\u5176\u662f\u9700\u8981\u5904\u7406\u590d\u6742\u5de5\u4f5c\u6d41\u3001\u5916\u90e8\u6570\u636e\u548c\u591a\u5de5\u5177\u8c03\u7528\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u7684\u6838\u5fc3\u7406\u5ff5\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u4e0d\u662f\u76f4\u63a5\u8c03\u7528\u6a21\u578b\uff0c\u800c\u662f\u628a\u6a21\u578b\u80fd\u529b\u548c\u5916\u90e8\u5de5\u5177\u3001\u77e5\u8bc6\u6e90\u3001\u903b\u8f91\u6d41\u7a0b\u7ed3\u5408\u8d77\u6765\uff0c\u5f62\u6210\u201c\u667a\u80fd\u5e94\u7528\u94fe\u6761\u201d\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u4e3a\u4ec0\u4e48\u7528 LangChain\uff1f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b80\u5316 LLM \u7684\u5de5\u7a0b\u5316\u5f00\u53d1<\/li>\n\n\n\n<li>\u652f\u6301\u591a\u79cd\u6a21\u578b\uff1aOpenAI GPT \u7cfb\u5217\u3001Claude\u3001Qwen \u7b49<\/li>\n\n\n\n<li>\u53ef\u4ee5\u8c03\u7528\u5916\u90e8\u6570\u636e\u6e90\uff08SQL\u3001Hadoop\/Hive\u3001Google Sheets\u3001Web API\uff09<\/li>\n\n\n\n<li>\u652f\u6301\u591a\u6b65\u9aa4\u63a8\u7406\uff08Chain\u3001Agent\uff09<\/li>\n\n\n\n<li>\u5bb9\u6613\u505a RAG\uff08Retrieval-Augmented Generation\uff0c\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff09<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. LangChain \u7684\u6838\u5fc3\u6982\u5ff5<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6982\u5ff5<\/th><th>\u529f\u80fd<\/th><th>\u4e3e\u4f8b<\/th><\/tr><\/thead><tbody><tr><td><strong>LLM<\/strong><\/td><td>\u6a21\u578b\u8c03\u7528<\/td><td>GPT-4\u3001Claude<\/td><\/tr><tr><td><strong>Prompt Template<\/strong><\/td><td>\u6a21\u677f\u5316\u63d0\u793a\u8bed<\/td><td>\u201c\u8bf7\u5c06\u4ee5\u4e0b\u6587\u672c\u7ffb\u8bd1\u6210\u4e2d\u6587\uff1a{text}\u201d<\/td><\/tr><tr><td><strong>Chain<\/strong><\/td><td>\u591a\u6b65\u9aa4\u903b\u8f91\u7ec4\u5408<\/td><td>\u6587\u672c\u5904\u7406 \u2192 \u6570\u636e\u5206\u6790 \u2192 \u751f\u6210\u62a5\u544a<\/td><\/tr><tr><td><strong>Agent<\/strong><\/td><td>AI \u81ea\u4e3b\u51b3\u7b56\u8c03\u7528\u5de5\u5177<\/td><td>\u81ea\u52a8\u67e5\u8868\u3001\u53d1\u8bf7\u6c42\u3001\u6267\u884c SQL<\/td><\/tr><tr><td><strong>Tool<\/strong><\/td><td>\u53ef\u8c03\u7528\u7684\u5916\u90e8\u80fd\u529b<\/td><td>\u641c\u7d22\u5f15\u64ce\u3001\u6570\u636e\u5e93\u3001\u6587\u4ef6\u7cfb\u7edf<\/td><\/tr><tr><td><strong>Memory<\/strong><\/td><td>\u4e0a\u4e0b\u6587\u7ba1\u7406<\/td><td>\u4fdd\u5b58\u5386\u53f2\u5bf9\u8bdd\u6216\u72b6\u6001<\/td><\/tr><tr><td><strong>VectorStore<\/strong><\/td><td>\u5411\u91cf\u6570\u636e\u5e93<\/td><td>FAISS\u3001Chroma\u3001Milvus<\/td><\/tr><tr><td><strong>Retriever<\/strong><\/td><td>\u68c0\u7d22\u63a5\u53e3<\/td><td>\u4ece\u77e5\u8bc6\u5e93\u4e2d\u627e\u76f8\u5173\u6587\u6863<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001LangChain \u7684\u5b89\u88c5\u4e0e\u914d\u7f6e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u73af\u5883\u8981\u6c42<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Python \u2265 3.10<\/li>\n\n\n\n<li>pip<\/li>\n\n\n\n<li>\u53ef\u9009\uff1a\u865a\u62df\u73af\u5883<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5b89\u88c5\u57fa\u7840\u5305<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\npip install langchain\npip install openai  # \u5982\u679c\u4f7f\u7528 OpenAI \u6a21\u578b\npip install faiss-cpu  # \u5411\u91cf\u68c0\u7d22\npip install chromadb  # \u53ef\u9009\u5411\u91cf\u6570\u636e\u5e93\n\n<\/pre><\/div>\n\n\n<h3 class=\"wp-block-heading\">3. \u914d\u7f6e API Key<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5 OpenAI \u4e3a\u4f8b\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nexport OPENAI_API_KEY=&quot;\u4f60\u7684API_KEY&quot;\n\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u6216\u8005 Python \u5185\u90e8\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain import OpenAI\nllm = OpenAI(api_key=&quot;\u4f60\u7684API_KEY&quot;, temperature=0)\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u6838\u5fc3\u6a21\u5757\u8bb2\u89e3\u4e0e\u793a\u4f8b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. LLM \u8c03\u7528<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain import OpenAI\n\nllm = OpenAI(temperature=0)\nprompt = &quot;\u5199\u4e00\u6bb5\u5173\u4e8eLangChain\u7684\u7b80\u77ed\u4ecb\u7ecd&quot;\nresponse = llm(prompt)\nprint(response)\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. Prompt Template\uff08\u6a21\u677f\u5316\u63d0\u793a\u8bed\uff09<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain.prompts import PromptTemplate\n\ntemplate = &quot;\u5c06\u4ee5\u4e0b\u6587\u672c\u7ffb\u8bd1\u6210\u4e2d\u6587\uff1a{text}&quot;\nprompt = PromptTemplate(input_variables=&#x5B;&quot;text&quot;], template=template)\nprint(prompt.format(text=&quot;Hello World&quot;))\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. Chain\uff08\u94fe\u5f0f\u8c03\u7528\uff09<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u7b80\u5355\u94fe<\/h4>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain.chains import LLMChain\n\nchain = LLMChain(llm=llm, prompt=prompt)\nresult = chain.run(&quot;LangChain\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6846\u67b6&quot;)\nprint(result)\n\n<\/pre><\/div>\n\n\n<h4 class=\"wp-block-heading\">\u591a\u6b65\u9aa4\u94fe\uff08Sequential Chain\uff09<\/h4>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain.chains import SequentialChain\n\nchain1 = LLMChain(llm=llm, prompt=PromptTemplate(input_variables=&#x5B;&quot;text&quot;], template=&quot;\u7ffb\u8bd1\u6210\u4e2d\u6587\uff1a{text}&quot;))\nchain2 = LLMChain(llm=llm, prompt=PromptTemplate(input_variables=&#x5B;&quot;text&quot;], template=&quot;\u751f\u6210\u6458\u8981\uff1a{text}&quot;))\n\nseq_chain = SequentialChain(chains=&#x5B;chain1, chain2], input_variables=&#x5B;&quot;text&quot;], output_variables=&#x5B;&quot;summary&quot;])\nprint(seq_chain.run(&quot;LangChain\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u5f00\u6e90\u6846\u67b6&quot;))\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">4. Memory\uff08\u8bb0\u5fc6\u673a\u5236\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fdd\u5b58\u5bf9\u8bdd\u4e0a\u4e0b\u6587\uff0c\u5b9e\u73b0\u591a\u8f6e\u5bf9\u8bdd\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain.memory import ConversationBufferMemory\nfrom langchain.chains import ConversationChain\n\nmemory = ConversationBufferMemory()\nconversation = ConversationChain(llm=llm, memory=memory)\n\nconversation.run(&quot;\u4f60\u597d&quot;)\nconversation.run(&quot;\u5e2e\u6211\u5199\u4e00\u4e2aPython\u51fd\u6570&quot;)\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">5. Agent\uff08AI \u81ea\u52a8\u51b3\u7b56\u8c03\u7528\u5de5\u5177\uff09<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u5de5\u5177\u5b9a\u4e49<\/h4>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain.agents import Tool\n\ndef search_wiki(query: str):\n    return f&quot;\u641c\u7d22\u7ed3\u679c: {query} \u7684\u7ef4\u57fa\u767e\u79d1\u6458\u8981&quot;\n\ntools = &#x5B;\n    Tool(name=&quot;WikiSearch&quot;, func=search_wiki, description=&quot;\u641c\u7d22\u7ef4\u57fa\u767e\u79d1\u5185\u5bb9&quot;)\n]\n\n<\/pre><\/div>\n\n\n<h4 class=\"wp-block-heading\">\u521d\u59cb\u5316 Agent<\/h4>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain.agents import initialize_agent, AgentType\n\nagent = initialize_agent(tools, llm, agent=AgentType.ZERO_SHOT_REACT_DESCRIPTION, verbose=True)\nresponse = agent.run(&quot;\u5e2e\u6211\u627eLangChain\u7684\u5b9a\u4e49&quot;)\nprint(response)\n\n<\/pre><\/div>\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Agent \u53ef\u4ee5\u6839\u636e\u81ea\u7136\u8bed\u8a00\u81ea\u52a8\u9009\u62e9\u5de5\u5177\uff0c\u5e76\u751f\u6210\u6267\u884c\u6b65\u9aa4\uff0c\u7c7b\u4f3c\u5c0f\u578b AI \u5de5\u7a0b\u5e08\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">6. RAG\uff08\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff09<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1\uff09\u5411\u91cf\u5316\u5b58\u50a8<\/h4>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfrom langchain.vectorstores import FAISS\nfrom langchain.embeddings import OpenAIEmbeddings\n\ntexts = &#x5B;&quot;LangChain \u662f AI \u5e94\u7528\u5f00\u53d1\u6846\u67b6&quot;, &quot;LangChain \u652f\u6301 RAG&quot;]\nembeddings = OpenAIEmbeddings()\ndb = FAISS.from_texts(texts, embeddings)\n\n<\/pre><\/div>\n\n\n<h4 class=\"wp-block-heading\">2\uff09\u68c0\u7d22 + LLM \u751f\u6210<\/h4>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nquery = &quot;LangChain\u7684\u4f5c\u7528\u662f\u4ec0\u4e48\uff1f&quot;\ndocs = db.similarity_search(query)\ncontext = &quot;\\n&quot;.join(&#x5B;d.page_content for d in docs])\nresponse = llm(f&quot;\u6839\u636e\u4ee5\u4e0b\u5185\u5bb9\u56de\u7b54\u95ee\u9898\uff1a{context}\\n\u95ee\u9898\uff1a{query}&quot;)\nprint(response)\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u5de5\u7a0b\u5b9e\u8df5\u573a\u666f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u667a\u80fd\u5ba2\u670d\u7cfb\u7edf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7528\u6237\u95ee\u9898 \u2192 Agent \u2192 \u6570\u636e\u5e93\u67e5\u8be2 + FAQ \u68c0\u7d22 \u2192 LLM \u751f\u6210\u56de\u7b54<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u4f01\u4e1a\u77e5\u8bc6\u95ee\u7b54<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6587\u6863\u5411\u91cf\u5316 \u2192 FAISS\/Chroma \u68c0\u7d22 \u2192 LLM \u751f\u6210\u62a5\u544a<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u81ea\u52a8\u5316\u5de5\u4f5c\u6d41<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Agent \u8c03\u7528 GitHub API\u3001Jira\u3001Shell \u547d\u4ee4 \u2192 \u81ea\u52a8\u751f\u6210 PR \u6216\u4efb\u52a1\u62a5\u544a<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. AI \u6587\u6863\u52a9\u624b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PDF\u3001Word \u6587\u6863\u5411\u91cf\u5316 \u2192 \u63d0\u95ee \u2192 AI \u6458\u8981 \/ \u95ee\u7b54<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u5b9e\u6218\u5efa\u8bae\u4e0e\u6280\u5de7<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Chain vs Agent<\/strong>\n<ul class=\"wp-block-list\">\n<li>Chain\uff1a\u9002\u5408\u56fa\u5b9a\u6b65\u9aa4\u6d41\u7a0b<\/li>\n\n\n\n<li>Agent\uff1a\u9002\u5408\u52a8\u6001\u51b3\u7b56\uff0c\u9700\u8981\u9009\u62e9\u5de5\u5177\u573a\u666f<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Prompt Engineering<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u7ed3\u6784\u5316\u63d0\u793a\u66f4\u53ef\u9760<\/li>\n\n\n\n<li>\u53ef\u4f7f\u7528\u6a21\u677f + few-shot \u793a\u4f8b\u63d0\u5347\u51c6\u786e\u7387<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Memory \u7ba1\u7406<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u8bdd\u5e94\u7528\u6ce8\u610f\u4e0a\u4e0b\u6587\u957f\u5ea6<\/li>\n\n\n\n<li>\u53ef\u7ed3\u5408\u5411\u91cf\u6570\u636e\u5e93\u5b58\u50a8\u957f\u671f\u8bb0\u5fc6<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5411\u91cf\u6570\u636e\u5e93\u9009\u62e9<\/strong>\n<ul class=\"wp-block-list\">\n<li>FAISS\uff1a\u672c\u5730\u8f7b\u91cf<\/li>\n\n\n\n<li>Chroma\uff1a\u591a\u5e73\u53f0<\/li>\n\n\n\n<li>Milvus\/Weaviate\uff1a\u4f01\u4e1a\u7ea7\u5927\u89c4\u6a21<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6a21\u578b\u9009\u62e9<\/strong>\n<ul class=\"wp-block-list\">\n<li>GPT-4\u3001Claude\u3001Qwen \u7b49\u5927\u6a21\u578b<\/li>\n\n\n\n<li>\u7ed3\u5408\u672c\u5730 LLM \u505a\u79bb\u7ebf\/\u9690\u79c1\u573a\u666f<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u5e38\u7528\u8d44\u6e90\u4e0e\u6587\u6863<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b98\u65b9\u6587\u6863\uff1a<a href=\"https:\/\/www.langchain.com\/\">https:\/\/www.langchain.com<\/a><\/li>\n\n\n\n<li>GitHub\uff1a<a href=\"https:\/\/github.com\/hwchase17\/langchain\">https:\/\/github.com\/hwchase17\/langchain<\/a><\/li>\n\n\n\n<li>\u793e\u533a\u8ba8\u8bba\uff1a<a href=\"https:\/\/discord.gg\/langchain\">LangChain Discord<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">LangChain \u672c\u8d28\u662f <strong>\u8ba9\u5927\u8bed\u8a00\u6a21\u578b\u5de5\u7a0b\u5316\u3001\u53ef\u7ec4\u5408\u3001\u53ef\u5de5\u5177\u5316<\/strong> \u7684\u6846\u67b6\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u65b0\u624b<\/strong> \u2192 \u5feb\u901f\u6784\u5efa LLM \u5e94\u7528<\/li>\n\n\n\n<li><strong>\u5f00\u53d1\u8005<\/strong> \u2192 \u6784\u5efa Agent\u3001RAG \u7cfb\u7edf<\/li>\n\n\n\n<li><strong>\u4f01\u4e1a<\/strong> \u2192 \u505a\u77e5\u8bc6\u5e93\u95ee\u7b54\u3001\u81ea\u52a8\u5316\u5de5\u4f5c\u6d41\u3001\u667a\u80fd\u5ba2\u670d<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5b83\u4e0d\u4ec5\u662f\u5de5\u5177\uff0c\u66f4\u662f\u4e00\u5957 AI \u5de5\u7a0b\u5b9e\u8df5\u54f2\u5b66\uff0c\u8ba9 AI \u4e0d\u518d\u53ea\u662f\u201c\u56de\u7b54\u95ee\u9898\u201d\uff0c\u800c\u662f\u80fd\u591f\u201c\u4e3b\u52a8\u5b8c\u6210\u4efb\u52a1\u201d\u3002<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u597d\u7684\uff0c\u6211\u5e2e\u4f60\u6574\u7406\u4e00\u4efd LangChain \u5b66\u4e60\u4e0e\u5e94\u7528\u7684\u8d85\u8be6\u7ec6\u6307\u5357\uff0c\u4ece\u6982\u5ff5\u5230\u5b9e\u6218\uff0c&#8230; 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