Read, analyze, and auto-reply to Gmail emails with OpenAI, Slack, and Sheets
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 14 nodes and runs on Gmail events (plus 1 other trigger). Along the way it connects Gmail, Slack, Google Sheets and OpenAI.
How it runs
Trigger: On Gmail events (plus 1 other trigger).
- Extract & Clean Email (Code): runs custom JavaScript code
- Set Email Config (Edit Fields (Set)): sets or maps fields
- OpenAI: work with conversation
- Parse Analysis (Code): runs custom JavaScript code
- OpenAI: work with conversation
- Prepare Reply Data (Code): runs custom JavaScript code
- Needs Escalation? (If): checks a condition and branches into true / false
- Slack: uses Slack
- Gmail: uses Gmail
- Gmail: add label
…plus 2 more steps. See the full node list below.
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: Watch Inbox).
Nodes used (9)
- Gmail Trigger
n8n-nodes-base.gmailTrigger - Schedule Trigger
n8n-nodes-base.scheduleTrigger - Edit Fields (Set)
n8n-nodes-base.set - Code
n8n-nodes-base.code - If
n8n-nodes-base.if - Slack
n8n-nodes-base.slack - Gmail
n8n-nodes-base.gmail - Google Sheets
n8n-nodes-base.googleSheets - OpenAI
@n8n/n8n-nodes-langchain.openAi
From the author
A fully automated, AI-powered email assistant built in n8n that reads incoming emails, understands their intent and sentiment, classifies them by category, drafts intelligent context-aware replies, and sends them automatically — all without any human…