Search Outlook Emails with Natural Language Queries using GPT-4o

This workflow allows you to search your Outlook mailbox with natural language. You type what you’re looking for (e.g., “invoice from last week”), and the workflow:
Uses OpenAI to generate a search query.
Searches Outlook emails and ranks them by relevance.
Outputs results in a simple table with score + link to each email.

👉 The number of results can be changed (default: 5).

⚙️ Setup Instructions

1️⃣ Set Up OpenAI Connection Go to OpenAI Platform
Navigate to OpenAI Billing
Add funds to your billing account
Copy your API key into the OpenAI credentials in n8n

2️⃣ Set Up Outlook Connection In n8n → Credentials → New → Microsoft Outlook OAuth2 API
Log in with your Outlook account & approve access
Attach this credential to the Search Outlook node in the workflow
(Optional) Change the limit parameter in the node if you want more/less than 5 results

📬 Contact Information Need help customizing this workflow or building similar automations?

📧 robert@ynteractive.com
🔗 Robert Breen
🌐 ynteractive.com