Automated lead nurturing with Gemini AI, Telegram, and Gmail reply detection

Description

Purpose and Audience
This n8n workflow automates the entire lead nurturing process from initial contact through a 3-email follow-up sequence, with intelligent reply detection and personalized AI-generated content. It's designed to save sales teams countless hours while maintaining a personal touch in every interaction.

What It Does
This workflow orchestrates a comprehensive lead management system that:
Captures leads via Telegram: Sales agents submit lead information (name, company, email, notes) through a Telegram bot after phone calls
Generates personalized emails: Uses AI (Google Gemini) to create contextually relevant, personalized emails based on conversation notes and sequence position
Sends automated follow-ups: Delivers a 3-email nurture sequence with strategic timing (initial email, 24-hour follow-up, final follow-up)
Tracks engagement: Monitors email opens and replies in real-time
Detects responses: Automatically checks Gmail daily for lead replies and stops the sequence when detected
Updates lead status: Maintains accurate lead status throughout the journey (active → 2nd follow-up sent → 3rd follow-up sent → replied)
Provides real-time notifications: Sends Telegram alerts to agents when emails are sent, replies are received, or sequences complete
Stores all communications: Archives email content and metadata in a structured data table for reference and analysis

The workflow intelligently adapts email tone and content based on sequence position—warm and conversational for first contact, value-adding for second follow-up, and brief yet respectful for the final touchpoint.

Who Is It For
This workflow is perfect for:
Sales teams managing multiple leads and needing consistent follow-up without manual effort
Small businesses looking to professionalize their outreach without hiring additional staff
Account executives who want to focus on conversations rather than email scheduling
Founders and solopreneurs juggling sales alongside other responsibilities
Marketing agencies managing client outreach campaigns
Anyone who has promising leads but struggles with timely, personalized follow-up

How to Setup
Prerequisites
Before implementing this workflow, ensure you have:

Telegram Bot (for lead submission and notifications)
SMTP Connection (for sending emails)
Gmail Node Connection (for reply detection)
Data Table with the following columns:
name
email
company
notes
status
emailSequenceNumber
lastSentDate
first_email_content
first_email_sbjct
second_email_content
second_email_sbjct
third_email_content
third_email_sbjct
(Table name: leads_test)
Gemini API Key (for AI-powered email generation)

Setup Instructions
Once you have all prerequisites ready, follow the provided setup tutorials for complete setup and configuration.