{"id":3860,"date":"2026-08-22T11:58:15","date_gmt":"2026-08-22T03:58:15","guid":{"rendered":"https:\/\/ai.zhousir.top\/?p=3860"},"modified":"2026-08-22T11:58:51","modified_gmt":"2026-08-22T03:58:51","slug":"langchain-%e5%ae%9e%e6%88%98%ef%bd%9cai-%e7%a7%81%e5%8e%a8-agent%ef%bc%9a%e6%8b%8d%e7%85%a7%e8%af%86%e5%88%ab%e5%86%b0%e7%ae%b1%e9%a3%9f%e6%9d%90%ef%bc%8c%e8%87%aa%e5%8a%a8%e7%94%9f%e6%88%90%e9%a3%9f","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=3860","title":{"rendered":"LangChain \u5b9e\u6218\uff5cAI \u79c1\u53a8 Agent\uff1a\u62cd\u7167\u8bc6\u522b\u51b0\u7bb1\u98df\u6750\uff0c\u81ea\u52a8\u751f\u6210\u98df\u8c31\u63a8\u8350"},"content":{"rendered":"
\n
\n

\u4e0a\u7bc7\u4f60\u7ed9 Agent \u88c5\u4e0a\u4e86\u8bb0\u5fc6\u2014\u2014thread_id<\/code> \u80fd\u7eed\u804a\uff0c\u7206\u7a97\u8fd8\u6709\u4e09\u79cd\u7b56\u7565\u3002\u96f6\u4ef6\u9f50\u4e86\uff1aModels\u3001Messages\uff08\u542b\u770b\u56fe\uff09\u3001Tools\u3001Memory\u3002\u8fd9\u7bc7\u6309\u5bfc\u56fe\u505a\u4e00\u6b21\u5165\u95e8\u5b9e\u6218<\/strong>\uff1aAI \u79c1\u53a8\u2014\u2014\u62cd\u7167\u8ba4\u98df\u6750\uff0c\u518d\u63a8\u8350\u98df\u8c31\u3002<\/p>\n<\/blockquote>\n

\n

\u5c0f\u660e\u63a5\u5230\u300c\u770b\u51b0\u7bb1\u505a\u83dc\u300d\u9700\u6c42<\/span><\/h2>\n

\u4ea7\u54c1\u7ecf\u7406\u4e22\u6765\u4e00\u53e5\u8bdd\uff08\u51e0\u4e4e\u5c31\u662f\u5bfc\u56fe\u539f\u6587\uff09\uff1a<\/p>\n

<\/section>\n
AI\u79c1\u53a8\uff1a\u57fa\u4e8e\u00a0LangChain\u00a0+\u00a0\u591a\u6a21\u6001\u3002\n\u7528\u6237\u62cd\u51b0\u7bb1\/\u53a8\u623f\u7167\u7247\u00a0\u2192\u00a0AI\u00a0\u8bc6\u522b\u98df\u6750\u00a0\u2192\u00a0\u6309\u98df\u6750\u641c\u98df\u8c31\u63a8\u8350\u3002\n<\/code><\/pre>\n
\u5c0f\u660e\u96f6\u4ef6\u90fd\u4f1a\uff1a\u770b\u56fe Messages\u3001@tool<\/code>\u3001\u5916\u6302\u8bb0\u5fc6\u3001create_agent<\/code>\u3002\u4e00\u62fc\u9879\u76ee\u5374\u53c8\u6563\u4e86\u2014\u2014\u914d\u7f6e\u5199\u5728 main \u91cc\uff0c\u5de5\u5177\u548c\u8bb0\u5fc6\u5404\u62f7\u4e00\u4efd\uff0c\u6f14\u793a\u811a\u672c\u548c\u6392\u969c\u65e5\u5fd7\u7f20\u5728\u4e00\u8d77\u3002<\/p>\n
\u4ed6\u53bb\u627e\u8001\u5f20\uff1a”\u4e1a\u52a1\u600e\u4e48\u8d70\uff1f\u4ee3\u7801\u600e\u4e48\u62c6\uff0c\u624d\u4e0d\u50cf\u7ec3\u624b\u65f6\u90a3\u6837\u710a\u6b7b\uff1f”<\/p>\n
\u8001\u5f20\u8bf4\uff1a”\u4e1a\u52a1\u8ddf\u5bfc\u56fe\uff1b\u9aa8\u67b6\uff1aconfig \u2192 llm \u2192 tools\/ \u2192 memory \u2192 agent \u2192 main<\/strong>\u3002\u79c1\u53a8\u53ea\u662f\u6362\u5de5\u5177\u4e0e\u8f93\u5165\u5f62\u6001\uff08\u56fe\u6587 Messages\uff09\u3002”<\/p>\n
\n
\u4ec0\u4e48\u662f AI \u79c1\u53a8\uff08\u9700\u6c42 + \u6574\u5408\u8303\u5f0f\uff09<\/span><\/h2>\n
<\/section>\n
\u7528\u6237\u62cd\u7167\u00a0\/\u00a0\u4e0a\u4f20\u51b0\u7bb1\u56fe\n\u00a0\u00a0\u00a0\u00a0\u2193\n\u591a\u6a21\u6001\u6a21\u578b\uff1a\u8ba4\u51fa\u98df\u6750\u5217\u8868\uff08Messages\u00a0\u56fe\u6587\uff09\n\u00a0\u00a0\u00a0\u00a0\u2193\n\u5de5\u5177\uff1a\u6309\u98df\u6750\u68c0\u7d22\u98df\u8c31\uff08\u6a21\u62df\u6216\u771f\u5b9e\u00a0API\uff09\n\u00a0\u00a0\u00a0\u00a0\u2193\n\u8bb0\u5fc6\uff1a\u8bb0\u4f4f\u5fcc\u53e3\u3001\u4e0a\u6b21\u63a8\u8350\uff0c\u652f\u6301\u8ffd\u95ee\u300c\u6362\u4e00\u4e2a\u7d20\u7684\u300d\n\u00a0\u00a0\u00a0\u00a0\u2193\n\uff08\u53ef\u9009\uff09LangSmith\uff1a\u770b\u6e05\u6bcf\u4e00\u6b65\u8c03\u7528\u8f68\u8ff9\n<\/code><\/pre>\n
“\u5b9e\u73b0\u601d\u8def\u56db\u5c42\uff1a<\/p>\n
    \n
  1. \n
    \u611f\u77e5<\/strong> \u2014\u2014 HumanMessage content \u6302\u56fe\u7247\uff08\u4e0a\u7bc7 Messages\uff09<\/section>\n<\/li>\n
  2. \n
    \u884c\u52a8<\/strong> \u2014\u2014 search_recipes(ingredients=...)<\/code> \u4e00\u7c7b @tool<\/code><\/section>\n<\/li>\n
  3. \n
    \u8bb0\u5fc6<\/strong> \u2014\u2014 \u5bf9\u8bdd\u5386\u53f2\u542b\u5de5\u5177\u4e2d\u95f4\u6d88\u606f\uff08ConversationMemory<\/code>\uff09<\/section>\n<\/li>\n
  4. \n
    \u7f16\u6392<\/strong> \u2014\u2014 create_agent<\/code> + \u6e05\u6670 system_prompt<\/section>\n<\/li>\n<\/ol>\n
    \u9a8c\u6536\u8303\u5f0f\uff1a--demo<\/code> \u591a\u8f6e\u53ef\u8dd1\u901a\uff1b\u79c1\u53a8\u9a8c\u6536\uff1a\u4e00\u5f20\u98df\u6750\u56fe \u2192 \u63a8\u8350\u5217\u8868\uff08\u53ef\u5f55\u5c4f\uff09\u3002”<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
    \u6b65\u9aa4\uff08\u5bfc\u56fe\uff09<\/th>\n\u843d\u70b9<\/th>\n<\/tr>\n<\/thead>\n
    2.1 \u914d\u7f6e .env<\/code><\/td>\nconfig.py<\/code><\/td>\n<\/tr>\n
    2.2\uff5e2.3 \u4f9d\u8d56 \/ \u52a0\u8f7d\u914d\u7f6e<\/td>\nrequirements<\/code> + load_dotenv<\/code><\/td>\n<\/tr>\n
    2.4 \u5b9a\u4e49\u5de5\u5177<\/td>\ntools\/<\/code> \u5206\u5305<\/td>\n<\/tr>\n
    2.5 \u521d\u59cb\u5316\u6a21\u578b<\/td>\nllm.get_chat_model<\/code>\uff08\u9700\u89c6\u89c9\u80fd\u529b\u65f6\u6362\u591a\u6a21\u6001\u6a21\u578b\u540d\uff09<\/td>\n<\/tr>\n
    2.6 \u8bb0\u5fc6\u7ba1\u7406<\/td>\nConversationMemory<\/code> \u6216 checkpointer<\/td>\n<\/tr>\n
    2.7 \u521d\u59cb\u5316 Agent<\/td>\ncreate_agent<\/code> + Assistant<\/code><\/td>\n<\/tr>\n
    2.8 \u6d4b\u8bd5<\/td>\nmain.py --demo<\/code><\/td>\n<\/tr>\n
    3 LangSmith<\/td>\n\u73af\u5883\u53d8\u91cf\u6253\u5f00\u8ffd\u8e2a\uff08\u53ef\u89c2\u6d4b\uff0c\u53ef\u9009\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n
    \u4ee3\u7801\u62c6\u89e3\uff1a\u5148\u9aa8\u67b6\uff0c\u518d\u6362\u6210\u79c1\u53a8\u96f6\u4ef6<\/span><\/h2>\n
    1. \u914d\u7f6e\uff1a\u73af\u5883\u53ea\u6709\u4e00\u5904\u771f\u76f8<\/h3>\n
    config.py<\/code>\uff1a<\/p>\n
    <\/section>\n
    from<\/span>\u00a0dotenv\u00a0import<\/span>\u00a0load_dotenv\nimport<\/span>\u00a0os\n\nload_dotenv()\n\nAPI_KEY\u00a0=\u00a0os.environ[\"OPENAI_API_KEY\"<\/span>]\nBASE_URL\u00a0=\u00a0os.environ.get(\"OPENAI_BASE_URL\"<\/span>)\nMODEL_NAME\u00a0=\u00a0os.environ.get(\"OPENAI_MODEL\"<\/span>,\u00a0\"qwen-plus\"<\/span>)\nTEMPERATURE\u00a0=\u00a00<\/span>\n<\/code><\/pre>\n
    “\u79c1\u53a8\u540c\u6837\u5148\u4fdd\u8bc1 .env<\/code> \u901a\u3002\u82e5\u770b\u56fe\uff0c\u628a OPENAI_MODEL<\/code> \u6362\u6210\u7f51\u5173\u652f\u6301\u7684\u89c6\u89c9\u6a21\u578b<\/strong>\uff1b\u6587\u672c\u5de5\u5177\u94fe\u53ef\u4ecd\u7528\u666e\u901a Chat \u6a21\u578b\u2014\u2014\u6309\u4f60\u7684\u4f9b\u5e94\u5546\u6587\u6863\u9009\u3002”<\/p>\n
    2. \u5de5\u5177\uff1a\u4ece mock_search \u5230\u300c\u641c\u98df\u8c31\u300d<\/h3>\n
    \u5df2\u6709\u5206\u5305\u4e0e\u6a21\u62df\u641c\u7d22\uff1a<\/p>\n
    <\/section>\n
    #\u00a0tools\/search.py<\/span>\n@tool<\/span>\ndef<\/span>\u00a0mock_search<\/span>(query:\u00a0str<\/span><\/span>)\u00a0->\u00a0str<\/span>:\n\u00a0\u00a0\"\"\"\u6a21\u62df\u641c\u7d22\u975e\u5929\u6c14\u3001\u975e\u7b97\u672f\u7c7b\u95ee\u9898\u3002\"\"\"<\/span>\n\u00a0\u00a0return<\/span>\u00a0f\"[\u6a21\u62df\u641c\u7d22]\u00a0{query}<\/span>\u00a0\u2192\u00a0LangChain\u00a0\u7528\u4e8e\u7f16\u6392\u5927\u6a21\u578b\u5e94\u7528\u3002\"<\/span>\n<\/code><\/pre>\n
    tools\/__init__.py<\/code> \u6c47\u603b\uff1a<\/p>\n
    <\/section>\n
    TOOLS\u00a0=\u00a0[get_weather,\u00a0calculator,\u00a0mock_search]\n<\/code><\/pre>\n
    “\u79c1\u53a8\u628a\u4e1a\u52a1\u5de5\u5177\u6362\u6210\u98df\u8c31\u68c0\u7d22\u5373\u53ef\uff0c\u5199\u6cd5\u4e0d\u53d8\u2014\u2014\u6ce8\u91ca\u5199\u6e05\u4f55\u65f6\u8c03\u7528\uff1a”<\/p>\n
    <\/section>\n
    @tool<\/span>\ndef<\/span>\u00a0search_recipes<\/span>(ingredients:\u00a0str<\/span><\/span>)\u00a0->\u00a0str<\/span>:\n\u00a0\u00a0\"\"\"\u6839\u636e\u98df\u6750\u5173\u952e\u8bcd\u68c0\u7d22\u98df\u8c31\u3002ingredients\u00a0\u7528\u9017\u53f7\u5206\u9694\uff0c\u5982\u300c\u9e21\u86cb,\u897f\u7ea2\u67ff\u300d\u3002\"\"\"<\/span>\n\u00a0\u00a0#\u00a0\u6559\u5b66\u53ef\u7528\u6a21\u62df\u8868\uff1b\u63a5\u771f\u5b9e\u00a0API\u00a0\u65f6\u53ea\u6539\u51fd\u6570\u4f53<\/span>\n\u00a0\u00a0catalog\u00a0=\u00a0{\n\u00a0\u00a0\u00a0\u00a0\"\u9e21\u86cb,\u897f\u7ea2\u67ff\"<\/span>:\u00a0\"1)\u00a0\u897f\u7ea2\u67ff\u7092\u86cb\u00a02)\u00a0\u86cb\u7092\u996d\u52a0\u4e01\"<\/span>,\n\u00a0\u00a0\u00a0\u00a0\"\u571f\u8c46,\u6392\u9aa8\"<\/span>:\u00a0\"1)\u00a0\u571f\u8c46\u70e7\u6392\u9aa8\u00a02)\u00a0\u6392\u9aa8\u6c64\"<\/span>,\n\u00a0\u00a0}\n\u00a0\u00a0key\u00a0=\u00a0ingredients.replace(\"\uff0c\"<\/span>,\u00a0\",\"<\/span>).replace(\"\u00a0\"<\/span>,\u00a0\"\"<\/span>)\n\u00a0\u00a0return<\/span>\u00a0catalog.get(key,\u00a0f\"[\u6a21\u62df\u98df\u8c31]\u00a0\u542b\u300c{ingredients}<\/span>\u300d\u7684\u5bb6\u5e38\u505a\u6cd5\u00a02\uff5e3\u00a0\u9053\uff08\u5047\u6570\u636e\uff09\"<\/span>)\n<\/code><\/pre>\n
    “\u5929\u6c14\/\u8ba1\u7b97\u5668\u53ef\u5220\u53ef\u7559\uff1b\u79c1\u53a8\u6700\u5c0f\u96c6\uff1asearch_recipes<\/code>\uff08+ \u53ef\u9009\u5fcc\u53e3\u67e5\u8be2\uff09\u3002\u6269\u5c55\u53e3\u8bc0\u4ecd\u662f\uff1a\u65b0\u6587\u4ef6 \u2192 \u5199\u5165 TOOLS<\/code><\/strong>\u3002”<\/p>\n
    3. \u8bb0\u5fc6\uff1a\u4fdd\u7559\u5de5\u5177\u4e2d\u95f4\u6d88\u606f<\/h3>\n
    memory.py<\/code>\uff1a<\/p>\n
    <\/section>\n
    class<\/span>\u00a0ConversationMemory<\/span>:\n\u00a0\u00a0def<\/span>\u00a0add_user<\/span>(self,\u00a0text:\u00a0str<\/span><\/span>)\u00a0->\u00a0None<\/span>:\n\u00a0\u00a0\u00a0\u00a0self<\/span>._messages.append(HumanMessage(content=text))\n\n\u00a0\u00a0def<\/span>\u00a0replace_all<\/span>(self,\u00a0messages:\u00a0list<\/span>[BaseMessage]<\/span>)\u00a0->\u00a0None<\/span>:\n\u00a0\u00a0\u00a0\u00a0self<\/span>._messages\u00a0=\u00a0list<\/span>(messages)\n\n\u00a0\u00a0def<\/span>\u00a0as_messages<\/span>(self<\/span>)\u00a0->\u00a0list<\/span>[BaseMessage]:\n\u00a0\u00a0\u00a0\u00a0return<\/span>\u00a0list<\/span>(self<\/span>._messages)\n<\/code><\/pre>\n
    “\u6ce8\u610f replace_all(result['messages'])<\/code>\uff1aAgent \u8dd1\u5b8c\u540e\u6574\u6bb5\u8f68\u8ff9\uff08\u542b ToolMessage\uff09\u5199\u56de\u8bb0\u5fc6\uff0c\u8ffd\u95ee\u300c\u6362\u4e2a\u5c11\u6cb9\u7684\u300d\u624d\u63a5\u5f97\u4e0a\u3002\u8fd9\u6bd4\u53ea\u5b58\u6700\u540e\u4e00\u53e5\u56de\u7b54\u9760\u8c31\u3002”<\/p>\n
    4. Agent + Assistant\uff1a\u6574\u5408\u5fc3\u810f<\/h3>\n
    agent.py<\/code>\uff1a<\/p>\n
    <\/section>\n
    SYSTEM\u00a0=\u00a0(\n\u00a0\u00a0\"\u4f60\u662f\u00a0CLI\u00a0\u6570\u5b57\u52a9\u7406\u3002\u5929\u6c14\u2192get_weather\uff0c\u7b97\u672f\u2192calculator\uff0c\u5176\u5b83\u8d44\u6599\u2192mock_search\u3002\"<\/span>\n\u00a0\u00a0\"\u56de\u7b54\u7b80\u6d01\uff1b\u80fd\u5f15\u7528\u5bf9\u8bdd\u4e0a\u6587\u4e2d\u7684\u79f0\u547c\u4e0e\u504f\u597d\u3002\"<\/span>\n)\n\n\ndef<\/span>\u00a0build_agent<\/span>():\n\u00a0\u00a0return<\/span>\u00a0create_agent(get_chat_model(),\u00a0tools=TOOLS,\u00a0system_prompt=SYSTEM)\n\n\nclass<\/span>\u00a0Assistant<\/span>:\n\u00a0\u00a0def<\/span>\u00a0__init__<\/span>(self<\/span>)\u00a0->\u00a0None<\/span>:\n\u00a0\u00a0\u00a0\u00a0self<\/span>.memory\u00a0=\u00a0ConversationMemory()\n\u00a0\u00a0\u00a0\u00a0self<\/span>.agent\u00a0=\u00a0build_agent()\n\n\u00a0\u00a0def<\/span>\u00a0chat<\/span>(self,\u00a0user_text:\u00a0str<\/span><\/span>)\u00a0->\u00a0str<\/span>:\n\u00a0\u00a0\u00a0\u00a0self<\/span>.memory.add_user(user_text)\n\u00a0\u00a0\u00a0\u00a0result\u00a0=\u00a0self<\/span>.agent.invoke({\"messages\"<\/span>:\u00a0self<\/span>.memory.as_messages()})\n\u00a0\u00a0\u00a0\u00a0self<\/span>.memory.replace_all(result[\"messages\"<\/span>])\n\u00a0\u00a0\u00a0\u00a0last\u00a0=\u00a0self<\/span>.memory.as_messages()[-1<\/span>]\n\u00a0\u00a0\u00a0\u00a0return<\/span>\u00a0getattr<\/span>(last,\u00a0\"content\"<\/span>,\u00a0str<\/span>(last))\u00a0or<\/span>\u00a0\"\"<\/span>\n<\/code><\/pre>\n
    “\u79c1\u53a8\u53ea\u6539\u4e09\u5904\uff1a<\/p>\n
      \n
    1. \n
      SYSTEM<\/code> \u2192\u300c\u4f60\u662f\u79c1\u53a8\u52a9\u624b\uff1a\u5148\u8bc6\u522b\/\u786e\u8ba4\u98df\u6750\uff0c\u518d\u5fc5\u987b\u8c03\u7528 search_recipes\uff0c\u4e0d\u8981\u7f16\u9020\u83dc\u8c31\u7ec6\u8282\u300d<\/section>\n<\/li>\n
    2. \n
      TOOLS<\/code> \u2192 \u98df\u8c31\u5de5\u5177\u5217\u8868<\/section>\n<\/li>\n
    3. \n
      chat<\/code> \u589e\u52a0\u56fe\u6587\u5165\u53e3\uff1a\u7528\u6237\u4e22\u56fe\u65f6\uff0cadd_user<\/code> \u6539\u4e3a\u8ffd\u52a0\u5e26 image_url<\/code> \u7684 HumanMessage\uff08Messages \u7bc7\uff09<\/section>\n<\/li>\n<\/ol>\n
      \u6587\u672c\u8ffd\u95ee\u4ecd\u8d70\u5b57\u7b26\u4e32 HumanMessage<\/code>\u2014\u2014\u540c\u4e00\u6761\u8bb0\u5fc6\u94fe\u3002”<\/p>\n
      \u56fe\u6587\u8f93\u5165\u793a\u610f\uff08\u62fc\u5728 Assistant \u4e0a\uff0c\u534f\u8bae\u6765\u81ea Messages \u7bc7\uff09\uff1a<\/p>\n
      <\/section>\n
      from<\/span>\u00a0langchain_core.messages\u00a0import<\/span>\u00a0HumanMessage\n\ndef<\/span>\u00a0add_user_with_image<\/span>(self,\u00a0text:\u00a0str<\/span>,\u00a0image_url:\u00a0str<\/span><\/span>)\u00a0->\u00a0None<\/span>:\n\u00a0\u00a0self<\/span>.memory._messages.append(\n\u00a0\u00a0\u00a0\u00a0HumanMessage(\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0content=[\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0{\"type\"<\/span>:\u00a0\"text\"<\/span>,\u00a0\"text\"<\/span>:\u00a0text},\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0{\"type\"<\/span>:\u00a0\"image_url\"<\/span>,\u00a0\"image_url\"<\/span>:\u00a0{\"url\"<\/span>:\u00a0image_url}},\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0]\n\u00a0\u00a0\u00a0\u00a0)\n\u00a0\u00a0)\n<\/code><\/pre>\n
      5. main\uff1aDemo \u4e0e CLI<\/h3>\n
      main.py<\/code> \u7684 --demo<\/code> \u8282\u594f\u53ef\u76f4\u63a5\u590d\u7528\uff1a<\/p>\n
      <\/section>\n
      def<\/span>\u00a0run_demo<\/span>()\u00a0->\u00a0None<\/span>:\n\u00a0\u00a0bot\u00a0=\u00a0Assistant()\n\u00a0\u00a0for<\/span>\u00a0t\u00a0in<\/span>\u00a0[\"\u6211\u53eb\u5c0f\u660e\"<\/span>,\u00a0\"\u676d\u5dde\u5929\u6c14\u600e\u4e48\u6837\uff1f\"<\/span>,\u00a0\"\u6309\u521a\u624d\u6c14\u6e29\u6570\u5b57\uff0c\u5e2e\u6211\u7b97\u5b83\u52a0\u00a05\"<\/span>,\u00a0\"\u6211\u53eb\u4ec0\u4e48\uff1f\"<\/span>]:\n\u00a0\u00a0\u00a0\u00a0print<\/span>(\"\u4f60:\"<\/span>,\u00a0t)\n\u00a0\u00a0\u00a0\u00a0print<\/span>(\"\u52a9\u7406:\"<\/span>,\u00a0bot.chat(t))\n<\/code><\/pre>\n
      “\u79c1\u53a8 demo \u6362\u6210\uff1a<\/p>\n
      <\/section>\n
      1)\u00a0\u4e0a\u4f20\/\u6307\u5b9a\u51b0\u7bb1\u56fe\u00a0URL\u00a0\u2192\u00a0\u8bc6\u522b\u98df\u6750\u5e76\u63a8\u8350\n2)\u00a0\u300c\u6211\u6709\u70b9\u849c\u300d\u2192\u00a0\u8bb0\u5fc6\u7eed\u804a\uff0c\u6539\u63a8\u8350\n3)\u00a0\/clear\u00a0\u2192\u00a0\u65b0\u4f1a\u8bdd\n<\/code><\/pre>\n
      LangSmith\uff08\u5bfc\u56fe\u7b2c 3 \u6b65\uff09\uff1a\u6309\u5b98\u7f51\u7ed9\u9879\u76ee\u914d LANGCHAIN_TRACING_V2<\/code> \/ API Key\uff0c\u5728\u63a7\u5236\u53f0\u70b9\u5f00\u672c\u6b21 invoke<\/code>\uff0c\u6838\u5bf9\u662f\u5426\u5148\u770b\u56fe\u3001\u518d\u8c03 search_recipes<\/code>\u3002\u53ef\u9009\uff0c\u4f46\u6392\u969c\u6781\u9999\u3002”<\/p>\n
      \n
      \u603b\u7ed3<\/span><\/h2>\n
      \u8001\u5f20\u8bf4\uff1a”\u7b2c\u516b\u7bc7\u53ea\u529e\u4e00\u4ef6\u4e8b\u2014\u2014\u628a\u524d\u4e03\u7bc7\u96f6\u4ef6\u88c5\u8fdb\u4e00\u4e2a\u53ef\u6f14\u793a\u7684\u79c1\u53a8\u3002”<\/p>\n
      “\u4e09\u4e2a\u6838\u5fc3\u7406\u89e3\uff1a<\/p>\n
        \n
      1. \n
        \u4e1a\u52a1\u95ed\u73af<\/strong> \u2014\u2014 \u770b\u56fe\u8ba4\u98df\u6750 \u2192 \u5de5\u5177\u641c\u98df\u8c31 \u2192 \u8bb0\u5fc6\u652f\u6301\u8ffd\u95ee<\/section>\n<\/li>\n
      2. \n
        \u5de5\u7a0b\u9aa8\u67b6<\/strong> \u2014\u2014 config \/ llm \/ tools \/ memory \/ agent \/ main<\/section>\n<\/li>\n
      3. \n
        \u53ef\u89c2\u6d4b\u53ef\u9009<\/strong> \u2014\u2014 LangSmith \u6838\u5bf9\u300c\u662f\u5426\u771f\u8c03\u4e86\u5de5\u5177\u300d”<\/section>\n<\/li>\n<\/ol>\n
        LangChain \u652f\u7ebf\u8fdb\u5ea6\uff1a<\/p>\n
        <\/section>\n
        \u2026\u00a0\u2192\u00a0Memory\n\u00a0\u00a0\u00a0\u00a0\u2193\nAI\u00a0\u79c1\u53a8\u5b9e\u6218\uff08\u672c\u7bc7\uff1a\u6574\u5408\u6f14\u793a\uff09\n\u00a0\u00a0\u00a0\u00a0\u2193\nRuntime\uff08State\u00a0\/\u00a0Store\u00a0\/\u00a0Context\uff09\u2192\u00a0Middleware\u00a0\u2192\u00a0\u2026\n<\/code><\/pre>\n
        \u5c0f\u660e\u8bf4\uff1a”\u79c1\u53a8\u80fd\u6f14\u793a\u4e86\uff0c\u4f46 visit_count\u3001\u7528\u6237\u6863\u6848\u3001\u8de8\u4f1a\u8bdd\u504f\u597d\u8fd8\u6ca1\u5206\u6e05\u2014\u2014\u90a3\u662f Runtime \u7684\u4e8b\u3002”<\/p>\n
        “\u5bf9\u3002\u4e0b\u4e00\u7bc7\uff1aRuntime\uff1aState \/ Store \/ Context<\/strong>\u3002”<\/p>\n
        \n
        \u5165\u95e8\u5b9e\u6218\u4e0d\u662f\u5806\u65b0 API\uff0c\u800c\u662f\u7528\u5e72\u51c0\u9aa8\u67b6\u628a\u591a\u6a21\u6001\u3001\u5de5\u5177\u3001\u8bb0\u5fc6\u8dd1\u6210\u4e00\u6761\u7528\u6237\u6545\u4e8b\u3002\u6559\u4f60\u600e\u4e48\u62c6\u6587\u4ef6\uff0c\u79c1\u53a8\u6559\u4f60\u4e3a\u4ec0\u4e48\u503c\u5f97\u62c6\u3002<\/strong><\/p>\n<\/blockquote>\n<\/section>\n","protected":false},"excerpt":{"rendered":"
        \u4e0a\u7bc7\u4f60\u7ed9 Agent \u88c5\u4e0a\u4e86\u8bb0\u5fc6\u2014\u2014thread_id \u80fd\u7eed\u804a\uff0c\u7206\u7a97\u8fd8\u6709\u4e09\u79cd\u7b56\u7565\u3002\u96f6\u4ef6\u9f50\u4e86\uff1aModels\u3001Me […]<\/p>\n","protected":false},"author":1,"featured_media":3861,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[163,165],"tags":[167,168,170],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/3860"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3860"}],"version-history":[{"count":2,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/3860\/revisions"}],"predecessor-version":[{"id":3863,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/3860\/revisions\/3863"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/media\/3861"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}