This workflow follows the Chainsummarization → OpenAI Chat recipe pattern — see all workflows that pair these two integrations.

The workflow JSON

Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →

Download .json

{
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "nodes": [
    {
      "id": "96d41f6a-3534-4286-a514-c39fa3100897",
      "name": "When clicking \"Execute Workflow\"",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        -40,
        520
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "8fc1ced3-3007-4a18-9619-b7c72589d784",
      "name": "OpenAI Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        360,
        740
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o-mini"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "e12e4360-50e6-421a-ba95-8474fb06448c",
      "name": "Default Data Loader",
      "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
      "position": [
        540,
        740
      ],
      "parameters": {
        "options": {},
        "dataType": "binary"
      },
      "typeVersion": 1
    },
    {
      "id": "244ed66f-1dde-4a56-90ec-cb31644f3d5a",
      "name": "Token Splitter1",
      "type": "@n8n/n8n-nodes-langchain.textSplitterTokenSplitter",
      "position": [
        620,
        880
      ],
      "parameters": {
        "chunkSize": 3000
      },
      "typeVersion": 1
    },
    {
      "id": "7a2b2f4c-8153-4cac-9bb2-45c46f28f8a5",
      "name": "Google Drive",
      "type": "n8n-nodes-base.googleDrive",
      "position": [
        180,
        520
      ],
      "parameters": {
        "fileId": {
          "__rl": true,
          "mode": "url",
          "value": "https://drive.google.com/file/d/11Koq9q53nkk0F5Y8eZgaWJUVR03I4-MM/view"
        },
        "options": {},
        "operation": "download"
      },
      "credentials": {
        "googleDriveOAuth2Api": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 3
    },
    {
      "id": "e803a016-a9e7-4af2-bca2-05f9243196b2",
      "name": "Summarization Chain",
      "type": "@n8n/n8n-nodes-langchain.chainSummarization",
      "position": [
        400,
        520
      ],
      "parameters": {
        "options": {},
        "operationMode": "documentLoader"
      },
      "typeVersion": 2
    }
  ],
  "connections": {
    "Google Drive": {
      "main": [
        [
          {
            "node": "Summarization Chain",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Token Splitter1": {
      "ai_textSplitter": [
        [
          {
            "node": "Default Data Loader",
            "type": "ai_textSplitter",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "Summarization Chain",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Default Data Loader": {
      "ai_document": [
        [
          {
            "node": "Summarization Chain",
            "type": "ai_document",
            "index": 0
          }
        ]
      ]
    },
    "When clicking \"Execute Workflow\"": {
      "main": [
        [
          {
            "node": "Google Drive",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

googleDriveOAuth2Api
openAiApi

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About this workflow

Manual Googledrive. Uses manualTrigger, lmChatOpenAi, documentDefaultDataLoader, textSplitterTokenSplitter. Event-driven trigger; 6 nodes.

Source: https://github.com/Zie619/n8n-workflows — original creator credit. Request a take-down →

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The workflow JSON

Credentials you'll need

About this workflow

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