AI Lead Email Classifier & Auto-Replier with GPT-4o & Gmail

Automates lead detection in incoming emails using GPT-4o, filters non-leads, and sends personalized AI-generated replies via Gmail.

n8n
AI Lead Email Classifier & Auto-Replier with GPT-4o & Gmail

This n8n workflow revolutionizes lead nurturing by monitoring your email inbox via IMAP for new messages. It leverages GPT-4o to intelligently classify emails as potential leads based on customizable criteria, filtering out irrelevant ones to focus only on high-value opportunities.

Once a lead is identified, the workflow generates tailored auto-replies using AI, pulling details from the original email to ensure proper threading and personalization. This saves hours of manual review and response time, boosting sales efficiency.

Ideal for sales teams, freelancers, and businesses handling high email volumes. Use cases include real estate agents qualifying inquiries, SaaS companies nurturing trials, or consultants triaging client outreach. Easy setup with IMAP, OpenAI, and Gmail credentials; fully documented for quick customization.

$14.99
Last updated October 17, 2026
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How to import this workflow into n8n

  1. 1Purchase or download the workflow to get the n8n workflow JSON file.
  2. 2In your n8n instance, open Workflows and choose "Import from File" (or paste the JSON with Ctrl+V on the canvas).
  3. 3Open each node marked with a credential warning and connect your own accounts and API keys.
  4. 4Run the workflow once manually to verify the data flow, then toggle it to Active.

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