WhatsApp Business API charges you based on conversations, not individual messages. Each time you start chatting with a customer, you pay for a 24-hour session, and the price depends on what kind of message you’re sending—marketing, utility, authentication, or just regular service updates. Costs can shift depending on where your customers are, too. On top of WhatsApp’s own fees, some p... https://www.xpectoitsolutions.com/whatsapp-business-api