AutomationFlowsData & Sheets › Compare Vendor Quotations with Grok AI and Export to Google Sheets & Email

Compare Vendor Quotations with Grok AI and Export to Google Sheets & Email

ByOneclick AI Squad @oneclick-ai on n8n.io

This workflow automates the process of receiving vendor quotations, extracting and summarizing their contents using AI, and logging the results for comparison. The system listens for new file uploads via webhook, processes each file using a summarization engine, and generates a…

Webhook trigger★★★★☆ complexity9 nodesHTTP RequestGoogle SheetsEmail Send
Data & Sheets Trigger: Webhook Nodes: 9 Complexity: ★★★★☆ Added:

This workflow corresponds to n8n.io template #6688 — we link there as the canonical source.

This workflow follows the Emailsend → Google Sheets 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 →

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{
  "id": "I7WH7YAkU7thNKGJ",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "name": "Vendor Quotation Comparator with Smart AI Summary Table",
  "tags": [],
  "nodes": [
    {
      "id": "f13d14c0-5c12-49dc-8fdc-09374c800045",
      "name": "Upload Quotes",
      "type": "n8n-nodes-base.webhook",
      "position": [
        -480,
        -140
      ],
      "parameters": {
        "path": "vendor-quote-upload",
        "options": {}
      },
      "typeVersion": 1
    },
    {
      "id": "3d583a32-3731-4b44-98b0-b90866128a54",
      "name": "Extract File Data",
      "type": "n8n-nodes-base.function",
      "position": [
        -260,
        -140
      ],
      "parameters": {
        "functionCode": "return items.map(item => {\n  const file = item.binary['data'];\n  return {\n    json: {\n      fileName: file.fileName,\n      fileData: file.data\n    }\n  };\n});"
      },
      "typeVersion": 1
    },
    {
      "id": "bd191a98-5b73-4732-bffa-1c9d09faadb4",
      "name": "AI Summarization",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -40,
        -140
      ],
      "parameters": {
        "url": "https://api.grok.xai.com/summarize",
        "options": {}
      },
      "typeVersion": 1
    },
    {
      "id": "616fcc3f-2c98-4816-ad3a-5285e47322f5",
      "name": "Format Summary",
      "type": "n8n-nodes-base.function",
      "position": [
        400,
        -140
      ],
      "parameters": {
        "functionCode": "return items.map(item => {\n  const summary = item.json;\n  return {\n    json: {\n      vendor: summary.vendor || 'Unknown',\n      price: summary.price || 0,\n      deliveryTime: summary.deliveryTime || 'N/A',\n      features: summary.features || []\n    }\n  };\n});"
      },
      "typeVersion": 1
    },
    {
      "id": "e322b3b3-3b5e-4a2b-b734-6d3c2a8a7a51",
      "name": "Log to Google Sheets",
      "type": "n8n-nodes-base.googleSheets",
      "position": [
        620,
        -140
      ],
      "parameters": {
        "range": "QuotationSummary!A:D",
        "options": {},
        "sheetId": "your-google-sheet-id",
        "operation": "append"
      },
      "credentials": {
        "googleApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "9e515cef-d701-47d3-b1a8-6b5e235ab5bf",
      "name": "Wait For Reply",
      "type": "n8n-nodes-base.wait",
      "position": [
        180,
        -140
      ],
      "parameters": {},
      "typeVersion": 1.1
    },
    {
      "id": "6a812cc2-8d22-4e08-83af-0f0bafe66ac4",
      "name": "Send email",
      "type": "n8n-nodes-base.emailSend",
      "position": [
        840,
        -140
      ],
      "parameters": {
        "text": "json: {\n      vendor: summary.vendor || 'Unknown',\n      price: summary.price || 0,\n      deliveryTime: summary.deliveryTime || 'N/A',\n      features: summary.features || []\n    }",
        "options": {},
        "subject": "Vendor Quotation Comparison",
        "toEmail": "user@example.com",
        "fromEmail": "user@example.com",
        "emailFormat": "text"
      },
      "credentials": {
        "smtp": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 2.1
    },
    {
      "id": "54b92d68-e46a-4af9-8fd2-c4cd16c36316",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        300,
        -560
      ],
      "parameters": {
        "color": 4,
        "width": 580,
        "height": 260,
        "content": "## Minimal Google Sheet Columns (Top 5):\n\n**Vendor Name** \u2013 Name of the vendor\n\n**Total Amount** \u2013 Final quoted price\n\n**Delivery Timeline** \u2013 Estimated delivery time\n\n**AI Summary** \u2013 Key points from the quotation\n\n**Status** \u2013 e.g., Logged, Reviewed, Selected"
      },
      "typeVersion": 1
    },
    {
      "id": "ccf6e6a7-6e08-4cc5-ada8-5e70dd688ef1",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -500,
        -740
      ],
      "parameters": {
        "width": 680,
        "height": 560,
        "content": "### \ud83e\uddf7 **Notes for Each Node:**\n1. **Upload Quotes** (Webhook Trigger)\n   \ud83d\udccc *Triggers the workflow when vendor quote files are uploaded (via webhook).*\n   \u27a4 Accepts input like PDF, Excel, or other documents.\n\n2. **Extract File Data** (Code/Function Node)\n   \ud83d\udccc *Parses and extracts key data from uploaded quote files.*\n   \u27a4 Converts file contents to structured text or JSON.\n\n3. **AI Summarization** (HTTP Request to Grok API)\n   \ud83d\udccc *Sends the extracted data to an AI model to generate a comparison summary.*\n   \u27a4 Uses Grok or another LLM to create a smart summary.\n\n4. **Wait For Reply** (Wait Node)\n   \ud83d\udccc *Waits for the AI response before proceeding.*\n   \u27a4 Ensures no step runs before the summary is ready.\n\n5. **Format Summary** (Code/Function Node)\n   \ud83d\udccc *Cleans and formats the AI response into a readable comparison table.*\n   \u27a4 Converts raw AI output into structured rows/columns.\n\n6. **Log to Google Sheets** (Google Sheets Node)\n   \ud83d\udccc *Appends the formatted summary into a Google Sheet.*\n   \u27a4 Maintains a log of all vendor comparisons for easy tracking.\n\n7. **Send Email** (Email Node)\n   \ud83d\udccc *Emails the formatted summary to stakeholders or procurement team.*\n   \u27a4 Sends decision-ready content to the right people."
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "5b1389b3-0c98-4fb8-8ac1-ba2de9c736c9",
  "connections": {
    "Upload Quotes": {
      "main": [
        [
          {
            "node": "Extract File Data",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Format Summary": {
      "main": [
        [
          {
            "node": "Log to Google Sheets",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Wait For Reply": {
      "main": [
        [
          {
            "node": "Format Summary",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "AI Summarization": {
      "main": [
        [
          {
            "node": "Wait For Reply",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extract File Data": {
      "main": [
        [
          {
            "node": "AI Summarization",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Log to Google Sheets": {
      "main": [
        [
          {
            "node": "Send email",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

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About this workflow

This workflow automates the process of receiving vendor quotations, extracting and summarizing their contents using AI, and logging the results for comparison. The system listens for new file uploads via webhook, processes each file using a summarization engine, and generates a…

Source: https://n8n.io/workflows/6688/ — original creator credit. Request a take-down →

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