WhatsApp Business API is a powerful tool for Indian firms to send notifications, automate support and accept UPI inside chat. WhatsApp Business API also covers the new 2025 billing model, template costs and how to design low cost combined templates. The guide explains DLT registration, NPCI rules and template approval steps for safe delivery. You get simple integration checklists and ... https://anantya.ai/blog/whatsapp-business-api-india-2025-guide/