Process Gmail Messages with OpenAI Analysis
Workflow Description
A scheduled automation that retrieves Gmail messages periodically, sends each message content to OpenAI for analysis or summarization, and processes emails in batches to optimize performance and stay within API limits.
How it works
- 1.Set up a recurring schedule to trigger the automation at specified intervals
- 2.Fetch emails from Gmail based on defined criteria and filters
- 3.Split messages into manageable batches using Split In Batches node
- 4.Send each message content to OpenAI API for intelligent analysis or summarization
- 5.Apply rate limiting to prevent exceeding API quotas and usage restrictions
- 6.Store or forward processed results to your designated destinations
Use cases
- Automatically summarize important work emails to reduce review time
- Classify incoming messages by topic or urgency using AI categorization
- Extract key information from customer emails and create action items
- Generate smart replies to common inquiries while maintaining personal context
Requirements
- Active Gmail account with message access permissions
- Valid OpenAI API key with sufficient quota
- Clear understanding of email formats and content to be processed
- Awareness of API rate limits and associated costs per request
Service Value
Ideal as a smart automation service combining integrations and AI to produce ready-to-use results.
Apps Used
Details
How to Use
- 1.Click "Download Template"
- 2.Open your n8n dashboard
- 3.Go to Workflows > Import from File
- 4.Select downloaded file and configure credentials
Nodes Used (23)
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Remove AI label from email
Gmail
Add email draft to thread
HTTP Request
Convert raw to base64
Code
Build email raw
Set
Convert response to HTML
Markdown
Map fields for further processing
Set
Ask OpenAI Assistant
OpenAI
Get single message content
Gmail
Return last message in thread
Limit
Get thread messages
Gmail
Loop over threads
Split In Batches
Get threads with specific labels
Gmail
Schedule trigger (1 min)
Schedule Trigger