Here’s what usually happens — a customer messages your business at 10 PM, and nobody replies until morning. By then, the lead is gone. That’s exactly where a WhatsApp AI chatbot helps. It replies instantly, answers common questions, and even books calls while you sleep. In this guide, I’ll walk you through how to set it up, what to automate, and what to leave for humans. Most businesses get their first version live in just a few hours.