Automatically categorize Gmail messages with GPT-4 mini classification
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 7 nodes and runs on Gmail events. Along the way it connects Gmail and OpenAI Chat Model.
How it runs
Trigger: On Gmail events.
- Text Classifier: classifies text into categories with AI, with model: OpenAI Chat Model
- Business (Gmail): add labels (thread)
- Cold Emails (Gmail): delete (thread)
- Meetings (Gmail): add labels (thread)
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
- Still check Gmail Trigger below v1.4 runs as v1.4 (drafts skipped, max emails per poll) (Gmail Trigger).
Nodes used (5)
- Gmail Trigger
n8n-nodes-base.gmailTrigger - Text Classifier
@n8n/n8n-nodes-langchain.textClassifier - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - No Operation, do nothing
n8n-nodes-base.noOp - Gmail
n8n-nodes-base.gmail
From the author
🛠️ Smart Email Classifier Workflow Intelligent AI-powered email classification system that automatically sorts incoming Gmail messages into Business, Meetings, Cold Emails, and other categories using OpenAI. ⚡ Quick Setup 1. Import this workflow into your…