n8n-workflows/workflows/Gmail AI Auto-Responder_ Create Draft Replies to incoming emails.json

{
  "id": "aOQANirVMuWrH0ZD",
  "meta": {
    "instanceId": "b78ce2d06ac74b90a581919cf44503cf07404c11eda5c3847597226683145618"
  },
  "name": "Gmail AI auto-responder: create draft replies to incoming emails",
  "tags": [],
  "nodes": [
    {
      "id": "2a9ff08f-919a-41a8-980b-8c2bca3059e4",
      "name": "Gmail Trigger",
      "type": "n8n-nodes-base.gmailTrigger",
      "position": [
        -332.809175564116,
        566.0845437534399
      ],
      "parameters": {
        "simple": false,
        "filters": {
          "q": "-from:me"
        },
        "options": {},
        "pollTimes": {
          "item": [
            {
              "mode": "everyMinute"
            }
          ]
        }
      },
      "credentials": {
        "gmailOAuth2": {
          "id": "ofvBTX8A0aWfQb2O",
          "name": "Gmail account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "3ef14615-0045-404f-a21b-2c65a52f4be8",
      "name": "If Needs Reply",
      "type": "n8n-nodes-base.if",
      "position": [
        240,
        560
      ],
      "parameters": {
        "options": {},
        "conditions": {
          "options": {
            "leftValue": "",
            "caseSensitive": true,
            "typeValidation": "strict"
          },
          "combinator": "and",
          "conditions": [
            {
              "id": "53849246-ad32-4845-9976-9f9688f5a6f2",
              "operator": {
                "type": "boolean",
                "operation": "true",
                "singleValue": true
              },
              "leftValue": "={{ $json.needsReply }}",
              "rightValue": "true"
            }
          ]
        }
      },
      "typeVersion": 2
    },
    {
      "id": "36968dd5-8d51-4184-a05a-587b6c95aa82",
      "name": "JSON Parser",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        100,
        720
      ],
      "parameters": {
        "jsonSchema": "{\n \"type\": \"object\",\n \"properties\": {\n \"needsReply\": {\n \"type\": \"boolean\"\n }\n },\n \"required\": [\"needsReply\"]\n}\n"
      },
      "typeVersion": 1
    },
    {
      "id": "2a64dce8-e2f0-475e-a366-a02084293aad",
      "name": "OpenAI Chat",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        -92.809175564116,
        726.0845437534399
      ],
      "parameters": {
        "model": "gpt-4o",
        "options": {
          "temperature": 0,
          "responseFormat": "json_object"
        }
      },
      "credentials": {
        "openAiApi": {
          "id": "13ffkrNMlQMfvbZy",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "be892ff8-0981-4b34-9c93-7674ddd90360",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -429.809175564116,
        461.08454375343996
      ],
      "parameters": {
        "width": 304.10628068244364,
        "height": 394.42512272977456,
        "content": "## When I receive an Email\n"
      },
      "typeVersion": 1
    },
    {
      "id": "9d92839a-9ff2-436c-8abb-2f43e07c1ace",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -112.809175564116,
        460.08454375343996
      ],
      "parameters": {
        "width": 556,
        "height": 397,
        "content": "## ... that Needs a Reply\n"
      },
      "typeVersion": 1
    },
    {
      "id": "3cd77609-684c-44e2-9cdc-9479cfd836bd",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        460,
        460
      ],
      "parameters": {
        "width": 333.19082443588354,
        "height": 400.08454375343996,
        "content": "## Generate a Reply"
      },
      "typeVersion": 1
    },
    {
      "id": "b123cf31-767d-48bb-a0ba-79a69f6da585",
      "name": "Sticky Note3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        807.190824435884,
        461.08454375343996
      ],
      "parameters": {
        "width": 326,
        "height": 395,
        "content": "## ...as a Draft in the conversation"
      },
      "typeVersion": 1
    },
    {
      "id": "1a87c416-6b1c-4526-a2b6-20468c95ea0e",
      "name": "OpenAI Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        480,
        680
      ],
      "parameters": {
        "model": "gpt-4-turbo",
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "13ffkrNMlQMfvbZy",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "84b4d516-252e-444e-b998-2d4aa0f89653",
      "name": "Gmail - Create Draft",
      "type": "n8n-nodes-base.gmail",
      "position": [
        900,
        560
      ],
      "parameters": {
        "message": "={{ $json.text.replace(/\\n/g, \"<br />\\n\") }}",
        "options": {
          "sendTo": "={{ $('Gmail Trigger').item.json.headers.from }}",
          "threadId": "={{ $('Gmail Trigger').item.json.threadId }}"
        },
        "subject": "=Re: {{ $('Gmail Trigger').item.json.headers.subject }}",
        "resource": "draft",
        "emailType": "html"
      },
      "credentials": {
        "gmailOAuth2": {
          "id": "ofvBTX8A0aWfQb2O",
          "name": "Gmail account"
        }
      },
      "typeVersion": 2.1
    },
    {
      "id": "86017ff4-9c57-4b2a-9cd9-f62571a05ffd",
      "name": "Assess if message needs a reply",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "position": [
        -92.809175564116,
        566.0845437534399
      ],
      "parameters": {
        "prompt": "=Subject: {{ $json.subject }}\nMessage:\n{{ $json.textAsHtml }} ",
        "messages": {
          "messageValues": [
            {
              "message": "Your task is to assess if the message requires a response. Return in JSON format true if it does, false otherwise.\nMarketing emails don't require a response."
            }
          ]
        }
      },
      "typeVersion": 1.3
    },
    {
      "id": "cab1e7e5-93dc-4850-a471-e285cdbe2058",
      "name": "Generate email reply",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "position": [
        500,
        520
      ],
      "parameters": {
        "text": "=Subject: {{ $('Gmail Trigger').item.json.subject }}\nMessage: {{ $('Gmail Trigger').item.json.textAsHtml }}",
        "messages": {
          "messageValues": [
            {
              "message": "You're a helpful personal assistant and your task is to draft replies on my behalf to my incoming emails. Whenever I provide some text from an email, return an appropriate draft reply for it and nothing else.\nEnsure that the reply is suitable for a professional email setting and addresses the topic in a clear, structured, and detailed manner.\nDo not make things up.\n\nDetailed instructions:\n- Be concise and maintain a business casual tone.\n- Start with \"Hello,\", and end with \"Best,\"\n- When replying to yes-no questions, draft 2 responses: one affirmative and one negative separated by \" - - - - - - - OR - - - - - - - \"\n- If you don't know an answer, you can leave placeholders like \"[YOUR_ANSWER_HERE]\".\n- Don't use any special formatting, only plain text.\n- Reply in the same language as the inbound email."
            }
          ]
        },
        "promptType": "define"
      },
      "typeVersion": 1.4
    }
  ],
  "active": true,
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "c4448c34-1f75-4479-805e-20d8a69a7e00",
  "connections": {
    "JSON Parser": {
      "ai_outputParser": [
        [
          {
            "node": "Assess if message needs a reply",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat": {
      "ai_languageModel": [
        [
          {
            "node": "Assess if message needs a reply",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Gmail Trigger": {
      "main": [
        [
          {
            "node": "Assess if message needs a reply",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "If Needs Reply": {
      "main": [
        [
          {
            "node": "Generate email reply",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "Generate email reply",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Generate email reply": {
      "main": [
        [
          {
            "node": "Gmail - Create Draft",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Assess if message needs a reply": {
      "main": [
        [
          {
            "node": "If Needs Reply",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}