{ "meta": { "templateCredsSetupCompleted": true }, "nodes": [ { "id": "1356b3c8-8cad-4ff4-8262-a691840401ad", "name": "Setup Instructions", "type": "n8n-nodes-base.stickyNote", "position": [ -720, -560 ], "parameters": { "width": 504, "height": 1148, "content": "# Email chatbot workflow using AI Agent and SendGrid\n\n## Watch this tutorial\n@[youtube](aZU_vAyBuSQ)\n\n## How it works\nThis workflow automatically replies to incoming emails using AI-powered responses:\n- Monitor your inbox for new emails via IMAP connection\n- Extract and clean email content (sender, subject, body)\n- Generate contextual customer service replies using Google Gemini AI\n- Send automated responses through SendGrid with conversation memory\n- Maintain conversation context for follow-up emails\n\n## Setup\n1. **Connect your email:** Add IMAP credentials in the \"Read incoming emails\" node\n2. **Add Google Gemini API:** Get your API key from [Google AI Studio](https://aistudio.google.com/) and connect it to credentials\n3. **Configure SendGrid:** Add your SendGrid API key and set your \"from\" email address in the \"Send reply email\" node\n4. **Customize AI prompt:** Update the prompt in \"Generate reply email\" node to match your brand voice\n5. **Test workflow:** Send a test email to your inbox and verify the auto-reply works correctly\n\n## Need help or want to Customize? Contact me\nEmail: gcgilbs@gmail.com\nLinkedIn: [Gilbert Onyebuchi](https://www.linkedin.com/in/gilbert-onyebuchi/)\n" }, "typeVersion": 1 }, { "id": "1b31d1d5-5524-4eb0-a595-9e015ed8ad5e", "name": "Google Gemini Chat Model", "type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini", "position": [ 64, 224 ], "parameters": { "options": {} }, "credentials": { "googlePalmApi": { "name": "" } }, "typeVersion": 1 }, { "id": "e80e12a5-79b8-484b-bd2c-912891c542d2", "name": "Simple Memory", "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow", "position": [ 224, 240 ], "parameters": { "sessionKey": "session_key", "sessionIdType": "customKey" }, "typeVersion": 1.3 }, { "id": "206c2148-923a-4a12-859b-3cf0eb3bd113", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ -208, -384 ], "parameters": { "color": 7, "width": 800, "height": 288, "content": "## 1. Read incoming email" }, "typeVersion": 1 }, { "id": "2aa834ca-d260-4801-9128-27f2ba668f10", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ -208, -80 ], "parameters": { "color": 7, "width": 800, "height": 480, "content": "## 2. Generate email reply and send" }, "typeVersion": 1 }, { "id": "2ac3002e-4966-4bed-91cf-dd3e04ab4c1f", "name": "Pause for 20 seconds", "type": "n8n-nodes-base.wait", "position": [ 96, -272 ], "parameters": { "amount": 20 }, "typeVersion": 1.1 }, { "id": "f18aa35c-562a-436f-9b31-cca486028648", "name": "Set your details", "type": "n8n-nodes-base.set", "position": [ 320, -272 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "5f43db65-a2ab-4f0f-831d-803e355b49f0", "name": "from", "type": "string", "value": "={{ $json.metadata[\"return-path\"] }}" }, { "id": "13bfcb4f-88c5-4136-84f2-ab90980e3c61", "name": "subject", "type": "string", "value": "={{ $json.subject }}" }, { "id": "21211eda-8f99-4be8-a634-a5e851d993a6", "name": "body", "type": "string", "value": "={{\n $json.textPlain\n .split(\"\\r\\n\\r\\n\")\n .slice(1)\n .join(\" \")\n .replace(/\\r\\n/g, \" \")\n .replace(/\\s+/g, \" \")\n .replace(/\u00e2\u0080\u0099/g, \"\u2019\")\n .replace(/\u00e2\u0080\u0093/g, \"\u2013\")\n .replace(/\u00e2\u0080\u0094/g, \"\u2014\")\n .replace(/\u00e2\u0080\u009c/g, \"\u201c\")\n .replace(/\u00e2\u0080\u009d/g, \"\u201d\")\n .trim()\n}}" } ] } }, "typeVersion": 3.4 }, { "id": "fd1c7b07-eddd-448b-b01f-91e423811384", "name": "Check if email exists", "type": "n8n-nodes-base.if", "notes": "Ensures the email has content before processing", "position": [ -128, 32 ], "parameters": { "conditions": { "string": [ { "value1": "={{ $json.from }}", "operation": "isNotEmpty" } ] } }, "typeVersion": 1 }, { "id": "8b0cbe4c-556e-46bd-8123-52f551d1b04b", "name": "Send reply email", "type": "n8n-nodes-base.sendGrid", "position": [ 400, 16 ], "parameters": { "subject": "=Re {{ $('Set your details').item.json.subject }}", "toEmail": "={{ $('Set your details').item.json.from }}", "fromName": "Your_name", "resource": "mail", "fromEmail": "Your_email_address", "contentValue": "={{ $json.output }}\nGilbert Onyebuchi", "additionalFields": {} }, "credentials": { "sendGridApi": { "name": "" } }, "typeVersion": 1 }, { "id": "f1af183f-2008-4512-9b5c-4293a5757b71", "name": "Generate reply email", "type": "@n8n/n8n-nodes-langchain.agent", "position": [ 96, 16 ], "parameters": { "text": "=You are my helpful customer service chatbot. Give me a reply to this email: \"{{ $json.body }}\"\n\n\n\nRemember. Output only the reply, nothing else", "options": {}, "promptType": "define" }, "typeVersion": 3 }, { "id": "560fe41f-b83f-4f21-b675-38676a2ec8d2", "name": "Read incoming emails", "type": "n8n-nodes-base.emailReadImap", "notes": "CONFIGURE THIS:\n- Host: imap.gmail.com (for Gmail) or your email provider's IMAP server\n- Port: 993 (SSL) or 143 (standard)\n- User: your-email@company.com\n- Password: your email password or app password\n- Check 'Secure': Yes for SSL", "position": [ -128, -272 ], "parameters": { "options": {}, "postProcessAction": "nothing" }, "credentials": { "imap": { "name": "" } }, "typeVersion": 2 } ], "connections": { "Simple Memory": { "ai_memory": [ [ { "node": "Generate reply email", "type": "ai_memory", "index": 0 } ] ] }, "Set your details": { "main": [ [ { "node": "Check if email exists", "type": "main", "index": 0 } ] ] }, "Generate reply email": { "main": [ [ { "node": "Send reply email", "type": "main", "index": 0 } ] ] }, "Pause for 20 seconds": { "main": [ [ { "node": "Set your details", "type": "main", "index": 0 } ] ] }, "Read incoming emails": { "main": [ [ { "node": "Pause for 20 seconds", "type": "main", "index": 0 } ] ] }, "Check if email exists": { "main": [ [ { "node": "Generate reply email", "type": "main", "index": 0 } ] ] }, "Google Gemini Chat Model": { "ai_languageModel": [ [ { "node": "Generate reply email", "type": "ai_languageModel", "index": 0 } ] ] } } }