🎫 Automate email categorization & response generation with Gmail & GPT-4

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Description

Gmail AI Email Manager - Setup Guide

🎯 Workflow Overview

This workflow will create an intelligent Gmail email manager that can:

• Monitor incoming emails via webhook
• Analyze email content using AI
• Categorize emails automatically
• Generate smart responses
• Take actions based on email content
• Send notifications for important emails

📋 Pre-Setup Checklist

Before we build the workflow, let me gather the necessary information and validate our approach.

Phase 1: Discovery & Planning

• Search for Gmail nodes
• Find AI analysis nodes
• Identify webhook trigger options
• Check notification nodes

Phase 2: Configuration Requirements

• Gmail API credentials
• AI service (OpenAI/Claude) API key
• Webhook URL setup
• Email classification rules

🔧 Setup Instructions

Step 1: Gmail API Setup

1. Go to Google Cloud Console
2. Create new project or select existing
3. Enable Gmail API
4. Create OAuth 2.0 credentials
5. Add authorized redirect URI: https://your-n8n-instance.com/rest/oauth2-credential/callback

Step 2: AI Service Setup

Choose one of the following:

• OpenAI: Get API key from platform.openai.com
• Claude: Get API key from console.anthropic.com
• Local AI: Set up Ollama or similar

Step 3: n8n Credentials

1. Gmail OAuth2: Add client ID, secret, and scopes
2. AI Service: Add API key
3. Webhook: Configure webhook URL

Gmail AI Email Manager - Setup Guide

🔧 Quick Setup Checklist

1. Google Cloud Console

• Enable Gmail API
• Create OAuth2 credentials
• Add redirect URI: https://your-n8n.com/rest/oauth2-credential/callback
• Set up Gmail push notifications with Pub/Sub

2. API Keys

• Get OpenAI API key from platform.openai.com
• Create Google Sheets for logging (optional)

3. n8n Credentials

• Gmail OAuth2: Client ID, Secret, Scopes: gmail.readonly,gmail.modify,gmail.compose
• OpenAI API: Your API key

4. Gmail Labels (Create these)

• URGENT (red)
• IMPORTANT (orange)
• PROMOTIONAL (purple)
• PERSONAL (green)
• WORK (blue)
• SPAM (gray)

5. Update Workflow Values

• High Priority Alert: Change notification email
• Spreadsheet Log: Update sheet ID (if using)
• Webhook: Copy URL after saving workflow

6. Test

• Save & activate workflow
• Send test email to Gmail
• Check execution log
• Verify auto-categorization works

That’s it! Your AI email manager is ready! 🚀

🔗 Nodes Used

Google Sheets, Webhook, Gmail, OpenAI

📥 Import

Download workflow.json and import into n8n: Workflow menu → Import from File

📖 Importing guide · 🔑 Credential setup