Let AI Sort Your Inbox + Draft Replies Automatically

This n8n workflow watches your Gmail inbox and instantly categorizes each incoming email, applies the right label, and triggers a smart action—so you stop wasting time on repetitive email triage.

▮▮▯Intermediate15 min17 nodes

$45.00

$227.00

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✦ Built with

n8nGmailInstantlyLangChainOpenAIGoogle Sheets

✦ Workflow at a glance

✦ What you get

In thebox.

workflow.json
Ready-to-import n8n workflow file
Setup guide
Step-by-step deployment instructions
Node documentation
What each node does + how to tune it
Sample data
Test inputs to verify it works end-to-end
30 days support
Email & WhatsApp deployment help
Lifetime updates
New versions delivered free, forever

✦ Setup

Live inthree steps.

Import

Open n8n → Workflows → New from JSON. Drop in the workflow.json you received.

Connect

Add credentials for each tool used (OpenAI key, Slack token, etc.). All shown in the setup guide.

Test & activate

Run on sample data to verify the flow. Toggle the workflow to active and you're shipping.

✦ Overview

What thisworkflow does.

Built with LangChain + OpenAI + Gmail + Google Sheets, it turns Gmail into an AI-powered assistant that can draft, summarize, reply, and forward based on email intent.

✅ What This Workflow Does

Every minute, it checks for new emails and classifies them into 4 categories:

🟥 High Priority

Applies your “High Priority” label Uses GPT to generate a professional reply draft (saved as a Gmail Draft)

🟨 Advertisement

Applies your “Advertisement” label Summarizes the email in 1–2 lines and logs it into Google Sheets (Sender, Subject, Summary, Recommendation)

🟩 Inquiry

Applies your “Inquiry” label Auto-replies with a customer-service style response Includes a fallback instruction if the question can’t be answered

🟦 Finance/Billing

Applies your “Finance/Billing” label Generates a short summary and forwards/replies to a designated address (easy finance routing)

⚙️ Built-In Structure (Already Included)

Gmail Trigger polling every minute AI text classification (LangChain Text Classifier) Category-based Gmail labeling GPT-based drafting + summarization + replies Google Sheets logging for ad/promotional emails Easy placeholders to swap (email address, labels, spreadsheet)

📦 What You Receive

✅ Full n8n JSON workflow ✅ Ready-to-import structure ✅ Category prompts + routing logic ✅ Google Sheets logging setup

🔑 Requirements (Not Included)

n8n (cloud or self-hosted) Gmail OAuth connected in n8n OpenAI API key Google Sheets OAuth + a spreadsheet (for ad summaries) 4 Gmail labels created (or map to your existing labels)

✦ Stack · 6 tools