Generate and qualify B2B leads from Telegram with Google Maps, Serper, GPT‑4o, and Gmail

How it works

• Send a target niche and location via Telegram message
• Workflow discovers businesses via Google Maps API
• AI enriches contacts with email and LinkedIn data via Serper
• GPT-4o scores and qualifies each lead
• Personalized cold email sent automatically with follow-ups

Set up steps

• Import the workflow JSON into n8n (5 min)
• Add credentials: OpenAI, Google Maps API, Serper, Gmail, Telegram
• Configure the target niche in the settings node
• Send a test message to your Telegram bot

Requirements

• n8n instance (cloud or self-hosted)
• OpenAI API key
• Google Maps API key
• Serper key
• Telegram bot token