使用GPT-4.1和LangChain为Magento 2自动生成SEO元描述和关键词

• •可能需要目标 API 的认证凭证
• •OpenAI API Key

{
  "meta": {
    "instanceId": "54d8e296590faa0bb0e9d6290ad6ee2f19b78aa7b248ecb45c5f7c5ff622d210",
    "templateCredsSetupCompleted": true
  },
  "nodes": [
    {
      "id": "a811e531-c75d-4e16-a878-865bae3c3bfd",
      "name": "表单提交时",
      "type": "n8n-nodes-base.formTrigger",
      "position": [
        -1220,
        300
      ],
      "webhookId": "e441bdd8-6557-4b93-9d3a-8530db0d6b92",
      "parameters": {},
      "typeVersion": 2.2
    },
    {
      "id": "c6f37027-62d2-4970-b16a-2eb14f56b9ed",
      "name": "通过SKU获取产品",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -1000,
        300
      ],
      "parameters": {},
      "typeVersion": 4.2
    },
    {
      "id": "47f2485b-cd4d-44a8-b3c7-3e3e1fee12b5",
      "name": "代码",
      "type": "n8n-nodes-base.code",
      "position": [
        -500,
        80
      ],
      "parameters": {},
      "typeVersion": 2
    },
    {
      "id": "638900a5-efe7-4499-b51f-09b2ec1f38f8",
      "name": "AI元代理",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        -260,
        80
      ],
      "parameters": {},
      "retryOnFail": true,
      "typeVersion": 1.7
    },
    {
      "id": "3c3e7fec-2f31-458c-9129-effad4e10baa",
      "name": "OpenAI 聊天模型1",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        -340,
        360
      ],
      "parameters": {},
      "typeVersion": 1.2
    },
    {
      "id": "f09995d4-703a-4849-99bb-3b5a4fc152a7",
      "name": "结构化输出解析器",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        20,
        360
      ],
      "parameters": {},
      "typeVersion": 1.3
    },
    {
      "id": "5d13b7fb-27cd-4898-a0c6-5b88f618de8d",
      "name": "SerpAPI",
      "type": "@n8n/n8n-nodes-langchain.toolSerpApi",
      "disabled": true,
      "position": [
        -160,
        360
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "14f21035-1c8d-47c9-a3ab-c90aacc8889e",
      "name": "更新产品元数据",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        180,
        80
      ],
      "parameters": {},
      "typeVersion": 4.2
    },
    {
      "id": "2079e7ad-f704-4177-b6e7-e255910f9266",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1260,
        -20
      ],
      "parameters": {
        "content": ""
      },
      "typeVersion": 1
    },
    {
      "id": "8c203609-5553-4a1f-9bac-fdff01b2ee3a",
      "name": "检查SKU是否存在",
      "type": "n8n-nodes-base.if",
      "position": [
        -780,
        300
      ],
      "parameters": {},
      "typeVersion": 2.2
    },
    {
      "id": "d0db2725-a786-427d-ba44-872d323930d0",
      "name": "便签1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -520,
        -20
      ],
      "parameters": {
        "content": ""
      },
      "typeVersion": 1
    }
  ],
  "pinData": {},
  "connections": {
    "Code": {
      "main": [
        [
          {
            "node": "AI Meta Agent",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "SerpAPI": {
      "ai_tool": [
        [
          {
            "node": "AI Meta Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "AI Meta Agent": {
      "main": [
        [
          {
            "node": "Update Product Meta Data",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Product By SKU": {
      "main": [
        [
          {
            "node": "Checks If SKU exists",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "On form submission": {
      "main": [
        [
          {
            "node": "Get Product By SKU",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model1": {
      "ai_languageModel": [
        [
          {
            "node": "AI Meta Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Checks If SKU exists": {
      "main": [
        [
          {
            "node": "Code",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Structured Output Parser": {
      "ai_outputParser": [
        [
          {
            "node": "AI Meta Agent",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    }
  }
}