This n8n workflow lets you chat with your spreadsheets using AI + MCP! From reading and updating data to creating sheets, it’s your smart assistant for Google Sheets 📈🤖
💬 Natural language commands (e.g. "Add a new lead: John Doe")
✏️ Full CRUD (Create, Read, Update, Delete)
🧠 AI-powered analysis & smart workflows
🗂️ Multi-sheet support
🔗 Works with ChatGPT, Claude, and more (via MCP)
Data Tasks: “Update status to 'Done' in row 3”
Sheet Ops: “Create a ‘Marketing 2024’ sheet”
Business Flows: “Summarize top sales from Q2”
Import Workflow into n8n
Copy the JSON
In n8n → Import JSON → Paste & Save ✅
Connect Google Sheets
Create a project in Google Cloud
Enable Sheets & Drive APIs
Create OAuth2 credentials
In n8n → Add Google Sheets OAuth2 credential → Connect 🔐
Add Your Credentials
Get your credential ID
Open each Google Sheets node → Update with your new credential ID
Link to AI (Optional 😊)
MCP webhook is pre-set
Plug it into your AI tool (like ChatGPT)
Send test command → Watch the magic happen ✨
Try these fun commands:
🆕 "Add entry: Jane Doe, [email protected]"
🔍 "Read data from Sales 2024"
🧹 "Clear data from A1:C5"
➕ "Create sheet 'Budget 2025'"
❌ "Delete sheet 'Test'"
These are the tasks the AI can perform via MCP:
Add a new entry to a sheet
Read data from a sheet
Update a row in a sheet
Delete a row from a sheet
Create a new sheet
Delete an existing sheet
Clear data from a specific range
Summarize data from a sheet using AI
⚙️ Tips & Fixes
OAuth2 Errors?
Re-authenticate and check scopes
Confirm redirect URI is exact
Permissions?
Spreadsheet must be shared with edit access
Use service accounts for production
Webhook Not Firing?
Double-check the URL
Trigger it manually to test