{
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "nodes": [
    {
      "id": "814e3849-1ae1-4124-bdfc-b72017e9d7c2",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        0,
        0
      ],
      "parameters": {
        "color": 4,
        "width": 420.4803040774015,
        "height": 240.57943708322733,
        "content": "## Add AI labels to Gmail messages\nWith this workflow you can automatically set labels for your Gmail message according to its content. \n\nIn this workflow available are 3 labels: \"Partnership\", \"Inquiry\" and \"Notification\". Feel free to adjust labels according to your needs. \n\n**Please remember to set label names both in your Gmail account and workflow.**"
      },
      "typeVersion": 1
    },
    {
      "id": "e83fa311-b5ba-427e-a98e-573394b882dd",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        0,
        260
      ],
      "parameters": {
        "width": 421.0932411886662,
        "height": 257.42916378714597,
        "content": "## \u26a0\ufe0f Note\n\n1. Complete video guide for this workflow is available [on my YouTube](https://youtu.be/a8Dhj3Zh9vQ). \n2. Remember to add your credentials and configure nodes (covered in the video guide).\n3. If you like this workflow, please subscribe to [my YouTube channel](https://www.youtube.com/@workfloows) and/or [my newsletter](https://workfloows.com/).\n\n**Thank you for your support!**"
      },
      "typeVersion": 1
    },
    {
      "id": "4c20d029-750f-476b-9348-6e250ea64d52",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        440,
        0
      ],
      "parameters": {
        "width": 238.4602598584674,
        "height": 348.5873725349161,
        "content": "### Gmail Trigger\nReceive data from Gmail about new incoming message. \n\n\u26a0\ufe0f Set polling interval according to your needs."
      },
      "typeVersion": 1
    },
    {
      "id": "22923079-80ce-4495-b0f0-da7122195c56",
      "name": "Sticky Note4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1160,
        380
      ],
      "parameters": {
        "width": 241.53974014153226,
        "height": 319.3323098457962,
        "content": "###\n\n\n\n\n\n\n\n\n\n\n### JSON schema\nEdit JSON schema and label names according to your needs.\n\n\u26a0\ufe0f **Label names in system prompt and JSON schema should be the same.**"
      },
      "typeVersion": 1
    },
    {
      "id": "40735a58-daaa-43ac-9658-706c3cf0cbba",
      "name": "Sticky Note5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1900,
        20
      ],
      "parameters": {
        "width": 226.14233872620645,
        "height": 347.0476323933831,
        "content": "### Merge labels\nCombine labels retrieved from Gmail account and assigned by AI together."
      },
      "typeVersion": 1
    },
    {
      "id": "87e0f9e2-a2ff-46cf-896a-138b1bde2d0e",
      "name": "Sticky Note6",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        2160,
        20
      ],
      "parameters": {
        "width": 452.48413953150185,
        "height": 347.0476323933831,
        "content": "### Aggregarte labels and add to message\nCreate array of label IDs and add to the desired email message in Gmail."
      },
      "typeVersion": 1
    },
    {
      "id": "1d533664-e5e8-4dc8-afac-bfc5996e4bf9",
      "name": "Sticky Note7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        700,
        0
      ],
      "parameters": {
        "width": 238.4602598584674,
        "height": 348.5873725349161,
        "content": "### Get message content\nBased on Gmail message ID retrieve body content of the email and pass it to AI chain."
      },
      "typeVersion": 1
    },
    {
      "id": "e613ca64-50ae-4d7c-b0fc-15812dadcd68",
      "name": "Sticky Note8",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        960,
        0
      ],
      "parameters": {
        "width": 378.57661273793565,
        "height": 348.5873725349161,
        "content": "### Assign labels\nLet the AI decide which labels suit the best content of the message.\n\n\u26a0\ufe0f **Remember to edit system prompt** - modify label names and instructions according to your needs."
      },
      "typeVersion": 1
    },
    {
      "id": "a2005e70-6774-45ce-b9c6-742786f49964",
      "name": "Gmail trigger",
      "type": "n8n-nodes-base.gmailTrigger",
      "position": [
        500,
        180
      ],
      "parameters": {
        "simple": false,
        "filters": {},
        "options": {},
        "pollTimes": {
          "item": [
            {
              "mode": "everyMinute"
            }
          ]
        }
      },
      "credentials": {
        "gmailOAuth2": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "4b6f7d21-6155-42b7-93ff-2f530df3692f",
      "name": "Get message content",
      "type": "n8n-nodes-base.gmail",
      "position": [
        760,
        180
      ],
      "parameters": {
        "messageId": "={{ $json.id }}",
        "operation": "get"
      },
      "credentials": {
        "gmailOAuth2": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 2.1
    },
    {
      "id": "ad577660-d9f4-4031-ad16-7021a02bb18e",
      "name": "Assign labels for message",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "position": [
        1020,
        180
      ],
      "parameters": {
        "text": "={{ $('Gmail trigger').item.json.text }}",
        "promptType": "define",
        "hasOutputParser": true
      },
      "typeVersion": 1.5
    },
    {
      "id": "1e11d30f-4c73-4fd0-a365-aeb43bee4252",
      "name": "OpenAI Chat",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        1000,
        400
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o-mini"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "4a504b64-fb28-44fb-a80a-6f5e5c5a1949",
      "name": "JSON Parser",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        1240,
        400
      ],
      "parameters": {
        "schemaType": "manual",
        "inputSchema": "{\n  \"type\": \"object\",\n  \"properties\": {\n    \"labels\": {\n      \"type\": \"array\",\n      \"items\": {\n        \"type\": \"string\",\n        \"enum\": [\"Inquiry\", \"Partnership\", \"Notification\"]\n      }\n    }\n  },\n  \"required\": [\"labels\"]\n}"
      },
      "typeVersion": 1.2
    },
    {
      "id": "f5ac1b01-0980-4ee4-b4f5-5057258eab70",
      "name": "Set label values",
      "type": "n8n-nodes-base.set",
      "position": [
        1400,
        180
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "72d11a72-6693-447c-b7ca-4ba1a3579075",
              "name": "labels",
              "type": "array",
              "value": "={{ $json.output.labels }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "e368e343-728e-4e2f-a37f-5e203000d090",
      "name": "Get all labels",
      "type": "n8n-nodes-base.gmail",
      "position": [
        1680,
        60
      ],
      "parameters": {
        "resource": "label",
        "returnAll": true
      },
      "credentials": {
        "gmailOAuth2": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 2.1
    },
    {
      "id": "48ce8351-5d04-4697-b68d-bb84286e0b2b",
      "name": "Split out assigned labels",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        1680,
        280
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "labels"
      },
      "typeVersion": 1
    },
    {
      "id": "cc1aa3ac-7427-4761-aacd-caf16c64d7fb",
      "name": "Merge corresponding labels",
      "type": "n8n-nodes-base.merge",
      "position": [
        1960,
        180
      ],
      "parameters": {
        "mode": "combine",
        "options": {},
        "advanced": true,
        "mergeByFields": {
          "values": [
            {
              "field1": "name",
              "field2": "labels"
            }
          ]
        }
      },
      "typeVersion": 3.1
    },
    {
      "id": "97fefda6-5936-42a7-a30a-8de4149aa445",
      "name": "Aggregate label IDs",
      "type": "n8n-nodes-base.aggregate",
      "position": [
        2220,
        180
      ],
      "parameters": {
        "options": {},
        "fieldsToAggregate": {
          "fieldToAggregate": [
            {
              "fieldToAggregate": "id"
            }
          ]
        }
      },
      "typeVersion": 1
    },
    {
      "id": "7befd422-7243-43af-9b34-21c05a069013",
      "name": "Add labels to message",
      "type": "n8n-nodes-base.gmail",
      "position": [
        2440,
        180
      ],
      "parameters": {
        "labelIds": "={{ $json.id }}",
        "messageId": "={{ $('Gmail trigger').item.json[\"id\"] }}",
        "operation": "addLabels"
      },
      "credentials": {
        "gmailOAuth2": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 2.1
    }
  ],
  "connections": {
    "JSON Parser": {
      "ai_outputParser": [
        [
          {
            "node": "Assign labels for message",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat": {
      "ai_languageModel": [
        [
          {
            "node": "Assign labels for message",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Gmail trigger": {
      "main": [
        [
          {
            "node": "Get message content",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get all labels": {
      "main": [
        [
          {
            "node": "Merge corresponding labels",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Set label values": {
      "main": [
        [
          {
            "node": "Get all labels",
            "type": "main",
            "index": 0
          },
          {
            "node": "Split out assigned labels",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Aggregate label IDs": {
      "main": [
        [
          {
            "node": "Add labels to message",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get message content": {
      "main": [
        [
          {
            "node": "Assign labels for message",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Assign labels for message": {
      "main": [
        [
          {
            "node": "Set label values",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Split out assigned labels": {
      "main": [
        [
          {
            "node": "Merge corresponding labels",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "Merge corresponding labels": {
      "main": [
        [
          {
            "node": "Aggregate label IDs",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}