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        "content": "## \ud83d\udcc8 Campaign ROI Report with Generative AI + Email\n\nThis n8n workflow pulls campaign data from Google Sheets, summarizes it using OpenAI, and sends a performance recap via Outlook email.\n\n### \u2705 Step 1: Connect Google Sheets\n\n1. In n8n, go to **Credentials** \u2192 click **New Credential**\n2. Select **Google Sheets OAuth2 API**\n3. Log in with your Google account and authorize\n4. Use a spreadsheet with:\n   - Column names in the first row  \n   - Data in rows 2\u2013100  \n5. Example format: [\ud83d\udcc4 Sample Marketing Sheet](https://docs.google.com/spreadsheets/d/1UDWt0-Z9fHqwnSNfU3vvhSoYCFG6EG3E-ZewJC_CLq4/edit?usp=sharing)\n\n### \u2705 Step 2: Connect OpenAI\n\n1. Go to [OpenAI API Keys](https://platform.openai.com/api-keys)\n2. Make sure you have a payment method set under [Billing](https://platform.openai.com/settings/organization/billing/overview)\n3. In n8n, create a new **OpenAI API** credential\n4. Paste your API key and save\n\n\n### \ud83d\udcec Need Help?\n\nFeel free to contact me if you run into issues:\n\n- \ud83d\udce7 robert@ynteractive.com  \n- \ud83d\udd17 [LinkedIn](https://www.linkedin.com/in/robert-breen-29429625/)\n"
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      "name": "OpenAI Chat Model1",
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      "parameters": {
        "model": {
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          "mode": "list",
          "value": "gpt-4o",
          "cachedResultName": "gpt-4o"
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        "options": {}
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      "credentials": {
        "openAiApi": {
          "name": "<your credential>"
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        "jsonSchemaExample": "{\n  \"output\": \"Overall, campaign performance was strong this week. Retargeting efforts delivered the highest return, while a few awareness campaigns underperformed in conversions.\\n\\n\u2022 \ud83d\udcc8 'Spring Retargeting' had the highest ROAS at 9.1\\n\u2022 \ud83d\udcb0 'Loyalty Push' generated $12,000 revenue on $1,600 spend\\n\u2022 \ud83d\udcc9 'Awareness Boost - TikTok' had low conversions despite high spend\\n\u2022 \ud83e\udde0 Meta Ads accounted for 70% of total conversions\\n\\nTotals:\\n\u2022 Total Spend: $12,480\\n\u2022 Impressions: 983,400\\n\u2022 Clicks: 23,980\\n\u2022 Conversions: 1,482\\n\u2022 Revenue: $48,000\"\n}"
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        "content": "### Aggregate and Combine Data"
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      "parameters": {
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        "content": "### 2. Prepare Your Google Sheet\n\n#### Connect your Data in Google Sheets\n- Data must be in a format similar to this: [Sample Marketing Data](https://docs.google.com/spreadsheets/d/1UDWt0-Z9fHqwnSNfU3vvhSoYCFG6EG3E-ZewJC_CLq4/edit?gid=365710158#gid=365710158)\n- First row contains column names\n- Data in rows 2-100\n- Log in with OAuth2 and choose your workbook and sheet\n- Optional: Try connecting to Airtable, Notion or your Database"
      },
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      "name": "Sticky Note2",
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        "content": "### AI Agent analyzes data and sends daily email"
      },
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        "sheetName": {
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          "mode": "list",
          "value": 365710158,
          "cachedResultUrl": "https://docs.google.com/spreadsheets/d/1UDWt0-Z9fHqwnSNfU3vvhSoYCFG6EG3E-ZewJC_CLq4/edit#gid=365710158",
          "cachedResultName": "Data"
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          "mode": "list",
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          "cachedResultUrl": "https://docs.google.com/spreadsheets/d/1UDWt0-Z9fHqwnSNfU3vvhSoYCFG6EG3E-ZewJC_CLq4/edit?usp=drivesdk",
          "cachedResultName": "Sample Marketing Data - n8n"
        }
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      "credentials": {
        "googleSheetsOAuth2Api": {
          "name": "<your credential>"
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      "name": "Sum Campaigns",
      "type": "n8n-nodes-base.summarize",
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        "fieldsToSplitBy": "Campaign",
        "fieldsToSummarize": {
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              "field": "Spend ($)",
              "aggregation": "sum"
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              "aggregation": "sum"
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      "name": "Merge Results",
      "type": "n8n-nodes-base.merge",
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        "jsCode": "const campaignData = items[0].json.campaign_performance || [];\nconst channelData = items[0].json.channel_performance || [];\n\nlet campaignSummary = `\ud83d\udcca Campaign Performance:\\n`;\nfor (const entry of campaignData) {\n  campaignSummary += `\u2022 ${entry.Campaign}: $${entry[\"sum_Spend_($)\"].toFixed(2)} spend, ${entry[\"sum_Clicks\"]} clicks, ${entry[\"sum_Conversions\"]} conversions\\n`;\n}\n\nlet channelSummary = `\\n\ud83d\udce3 Channel Performance:\\n`;\nfor (const entry of channelData) {\n  channelSummary += `\u2022 ${entry.Channel}: $${entry[\"sum_Spend_($)\"].toFixed(2)} spend, ${entry[\"sum_Clicks\"]} clicks, ${entry[\"sum_Conversions\"]} conversions\\n`;\n}\n\nreturn [\n  {\n    json: {\n      output: campaignSummary + channelSummary\n    }\n  }\n];\n"
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      "type": "@n8n/n8n-nodes-langchain.agent",
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        "text": "=Data: {{ $json.output }}",
        "options": {
          "systemMessage": "You are a Marketing Performance Assistant.\n\nUse the data access campaign data, including fields like: campaign name, cost, impressions, clicks, conversions, and revenue.\n\n\n\nYour job is to write a clear and helpful summary of campaign performance for a marketing team.\n\nYour response must be in **JSON format** with only one field:\n\n- `\"output\"`: A string that contains:\n  - A short paragraph explaining overall performance\n  - 3\u20135 bullet points with key insights\n  - Total spend, impressions, clicks, conversions, and revenue (as bullets)\n\nUse natural, business-friendly language and make it sound like part of a weekly email report. Use emojis if helpful. Do not include raw data or tables.\n\n**Example format:**\n\n```json\n{\n  \"output\": \"Overall, campaign performance was strong this week. Retargeting efforts delivered the highest return, while a few awareness campaigns underperformed in conversions.\\n\\n\u2022 \ud83d\udcc8 'Spring Retargeting' had the highest ROAS at 9.1\\n\u2022 \ud83d\udcb0 'Loyalty Push' generated $12,000 revenue on $1,600 spend\\n\u2022 \ud83d\udcc9 'Awareness Boost - TikTok' had low conversions despite high spend\\n\u2022 \ud83e\udde0 Meta Ads accounted for 70% of total conversions\\n\\nTotals:\\n\u2022 Total Spend: $12,480\\n\u2022 Impressions: 983,400\\n\u2022 Clicks: 23,980\\n\u2022 Conversions: 1,482\\n\u2022 Revenue: $48,000\"\n}\n"
        },
        "promptType": "define",
        "hasOutputParser": true
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    {
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      "name": "Sticky Note9",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      "parameters": {
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        "width": 368,
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        "content": "### 1. Set Up OpenAI Connection\n\n#### Get API Key:\n1. Go to [OpenAI Platform](https://platform.openai.com/api-keys)\n1. Go to [OpenAI Billing](https://platform.openai.com/settings/organization/billing/overview)\n2. Add funds to your billing account & copy your api key into the openAI credentials\n"
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            "type": "main",
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            "type": "main",
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    "Sum Channels": {
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            "type": "main",
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