UGC Nano Banana

• •Google Drive API 凭证
• •可能需要目标 API 的认证凭证

{
  "id": "",
  "meta": {
    "instanceId": "",
    "templateCredsSetupCompleted": true
  },
  "name": "UGC Nano Banana",
  "tags": [],
  "nodes": [
    {
      "id": "",
      "name": "Mistral Cloud 聊天模型",
      "type": "@n8n/n8n-nodes-langchain.lmChatMistralCloud",
      "position": [
        -192,
        192
      ],
      "parameters": {
        "model": "mistral-large-latest",
        "options": {}
      },
      "credentials": {
        "mistralCloudApi": {
          "id": "",
          "name": "Mistral Cloud account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "生成图片",
      "type": "n8n-nodes-base.httpRequest",
      "onError": "continueRegularOutput",
      "position": [
        496,
        128
      ],
      "parameters": {
        "url": "https://fal.run/fal-ai/gemini-25-flash-image/edit",
        "method": "POST",
        "options": {},
        "jsonBody": "={\n  \"prompt\": \"{{ $json.prompt }}\",\n  \"image_urls\": [\n\"https://drive.google.com/uc?export=view&id={{ $('Google Drive Trigger').first().json.id }}\"\n  ],\n  \"num_images\": 1,\n  \"output_format\": \"jpeg\",\n  \"sync_mode\": false\n} ",
        "sendBody": true,
        "sendHeaders": true,
        "specifyBody": "json",
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "=Key {{ $('Setup').first().json.FalAPIKey }}"
            },
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        }
      },
      "retryOnFail": false,
      "typeVersion": 4.2
    },
    {
      "id": "",
      "name": "Google Drive 触发器",
      "type": "n8n-nodes-base.googleDriveTrigger",
      "position": [
        -592,
        -16
      ],
      "parameters": {
        "event": "fileCreated",
        "options": {},
        "pollTimes": {
          "item": [
            {
              "mode": "everyMinute"
            }
          ]
        },
        "triggerOn": "specificFolder",
        "folderToWatch": {
          "__rl": true,
          "mode": "list",
          "value": "",
          "cachedResultUrl": "https://drive.google.com/drive/folders/",
          "cachedResultName": "UGC"
        }
      },
      "credentials": {
        "googleDriveOAuth2Api": {
          "id": "",
          "name": "Google Drive account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "遍历项目",
      "type": "n8n-nodes-base.splitInBatches",
      "position": [
        352,
        -16
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 3
    },
    {
      "id": "",
      "name": "上传文件",
      "type": "n8n-nodes-base.googleDrive",
      "position": [
        864,
        128
      ],
      "parameters": {
        "name": "={{ $('Google Drive Trigger').first().json.name.match(/^[^.]+/)[0].concat($('Loop Over Items').item.json.prompt_number) }}",
        "driveId": {
          "__rl": true,
          "mode": "list",
          "value": "My Drive"
        },
        "options": {},
        "folderId": {
          "__rl": true,
          "mode": "list",
          "value": "",
          "cachedResultUrl": "https://drive.google.com/drive/folders/",
          "cachedResultName": "UGC"
        }
      },
      "credentials": {
        "googleDriveOAuth2Api": {
          "id": "",
          "name": "Google Drive account"
        }
      },
      "typeVersion": 3
    },
    {
      "id": "",
      "name": "结构化输出解析器",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        -16,
        192
      ],
      "parameters": {
        "jsonSchemaExample": "{\n      \"ugc_prompts\": [\n        {\n          \"prompt_number\": \"integer\",\n          \"prompt\": \"string\"\n        }\n      ]\n}\n"
      },
      "typeVersion": 1.3
    },
    {
      "id": "",
      "name": "无操作，不执行任何操作",
      "type": "n8n-nodes-base.noOp",
      "position": [
        560,
        -32
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "检索图像",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        672,
        128
      ],
      "parameters": {
        "url": "={{ $json.images[0].url }}",
        "options": {}
      },
      "typeVersion": 4.2
    },
    {
      "id": "",
      "name": "设置",
      "type": "n8n-nodes-base.set",
      "position": [
        -384,
        -16
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "",
              "name": "FalAPIKey",
              "type": "string",
              "value": "[YOUR_API_KEY]"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "",
      "name": "生成提示",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "position": [
        -176,
        -16
      ],
      "parameters": {
        "text": "You are an expert content creator specializing in UGC (User-Generated Content) style marketing images. ",
        "batching": {},
        "messages": {
          "messageValues": [
            {
              "type": "HumanMessagePromptTemplate",
              "message": "=The product the Promote is a {{ $('Google Drive Trigger').item.json.name.match(/^[^.]+/)[0] }}\n\nYour task is to generate 50 creative, diverse, and realistic situations prompts for an image-to-image generation model. Each prompt should describe a different situation or scenario where the product is being used. \n\nRequirements for each prompt:\n1. Specify the environment or setting (e.g., home, office, kitchen).  \n2. Include a human or realistic context interacting with the product (e.g., holding it, using it, displaying it).  \n3. Highlight at least one functionality or feature of the product in the scene.  \n4. Keep the prompts concise (1–2 sentences), vivid, and visually descriptive.  \n5. Maintain diversity: do not repeat the same type of scene. Include different times of day, moods, activities, or locations.\n\nOutput format (JSON array):\n{\n      \"ugc_prompts\": [\n              {\"prompt\": \"First prompt here...\"},\n              {\"prompt\": \"Second prompt here...\"},\n              ...\n              {\"prompt\": \"Fiftieth prompt here...\"}\n                      ]\n}\n\nExample input:  \nProduct: \"Smart Water Bottle\"  \n\nExample output:\n{\n      \"ugc_prompts\": [\n                {\"prompt\": \"A young woman jogging in a park, drinking from the Smart Water Bottle, enjoying cold water on a sunny morning.\"},\n                {\"prompt\": \"A man sitting at his office desk, checking water intake on his Smart Water Bottle synced with his phone.\"},\n                {\"prompt\": \"A family hiking on a trail, each carrying a Smart Water Bottle to stay hydrated.\"},...\n                     ]\n}\n\nDON'T RETURN ANYTHING ELSE THAN THE JSON!"
            }
          ]
        },
        "promptType": "define",
        "hasOutputParser": true
      },
      "typeVersion": 1.7
    },
    {
      "id": "",
      "name": "拆分输出",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        144,
        -16
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "output.ugc_prompts"
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "便签6",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        128,
        -608
      ],
      "parameters": {
        "width": 700,
        "height": 512,
        "content": "## 如何设置？"
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "便签5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -400,
        -608
      ],
      "parameters": {
        "width": 516,
        "height": 512,
        "content": "## 工作原理？"
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -656,
        -80
      ],
      "parameters": {
        "color": 7,
        "width": 908,
        "height": 432,
        "content": "## **提示生成**"
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "便签1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        272,
        -80
      ],
      "parameters": {
        "color": 7,
        "width": 780,
        "height": 432,
        "content": "## **UGC 生产**"
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "便签7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        848,
        -608
      ],
      "parameters": {
        "width": 204,
        "height": 512,
        "content": "## 基础图像"
      },
      "typeVersion": 1
    },
    {
      "id": "",
      "name": "便签9",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -656,
        -608
      ],
      "parameters": {
        "width": 244,
        "height": 512,
        "content": "## 适合谁？"
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "",
  "connections": {
    "Setup": {
      "main": [
        [
          {
            "node": "Generate Prompts",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Split Out": {
      "main": [
        [
          {
            "node": "Loop Over Items",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Upload file": {
      "main": [
        [
          {
            "node": "Loop Over Items",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Generate Image": {
      "main": [
        [
          {
            "node": "Retrieve Image",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Retrieve Image": {
      "main": [
        [
          {
            "node": "Upload file",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Loop Over Items": {
      "main": [
        [
          {
            "node": "No Operation, do nothing",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Generate Image",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Generate Prompts": {
      "main": [
        [
          {
            "node": "Split Out",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Google Drive Trigger": {
      "main": [
        [
          {
            "node": "Setup",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Mistral Cloud Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "Generate Prompts",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Structured Output Parser": {
      "ai_outputParser": [
        [
          {
            "node": "Generate Prompts",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    }
  }
}