Gmail MCP Workflow - AI-Powered Email Management

This workflow contains community nodes that are only compatible with the self-hosted version of n8n.

MCP Gmail Workflow – AI-Powered Email Management

✨ What It Does A smart n8n workflow that connects Gmail with an AI agent (via MCP), letting you send, read, and organize emails using natural language.

⚙️ Key Features 🧠 AI Commands: “Send email to John about the budget” 📥 Inbox Control: Mark read/unread, apply/remove labels 🗂 Smart Organization: Auto-label based on content 🤖 MCP-Ready: Works with Claude, ChatGPT, etc. 🎯 Use Cases “📤 Send a follow-up to the client about yesterday’s meeting” “📬 Mark all newsletters as read and label ‘Newsletter’” “🧾 Summarize latest email from Sarah” “🗃 Label all Project X emails as ‘Project-X-2024’” “⭐ Find unread emails from my manager and mark as important” 🛠 Setup Guide 🔑 Prerequisites

n8n (self-hosted or cloud) Gmail API credentials MCP-compatible AI (optional but powerful) 📥 1. Import Workflow

Copy JSON → Open n8n → Import → Paste → Done ✅ 🔐 2. Gmail OAuth2 Setup

Create Google project → Enable Gmail API Create OAuth2 creds → Add n8n redirect URI In n8n: Add Gmail OAuth2 → Paste Client ID/Secret → Connect 🧩 3. Update Credential References

Find your credential ID in n8n Update each Gmail node with your ID 🧠 4. MCP Trigger (Optional)

Use provided webhook URL in your AI system Send test prompts to verify connection 🧪 5. Test Key Actions

✅ “Send a test email” ✅ “Read latest email” ✅ “Label last email as ‘Test’” ✅ “Mark latest email as unread” ⚙️ 6. Advanced Tips

Create custom labels in Gmail Use HTTPS + webhook auth Add retries and error handling in n8n 🧯 Troubleshooting ❗ Gmail Auth Error? → Re-auth and check redirect URI ❗ Webhook not firing? → Check endpoint + manual test ❗ Label errors? → Use correct label names or IDs ✅ Required Gmail Scopes: gmail.modify gmail.send 📈 Best Practices 🔁 Test regularly 🔒 Use minimal permissions 🏷 Consistent label naming 🔍 Monitor execution + webhook logs 🎉 You’re All Set! Control Gmail with your voice or text through AI. Make managing emails smarter, faster, and 100% automated 💌