WhatsApp message templates

Guides for building, sending, and testing WhatsApp message templates and related webhook payloads.

WhatsApp business step by step onboarding — end-to-end onboarding walkthrough for WhatsApp Business.
Creating & sending WhatsApp text message template — build and send a plain text template.
Creating & sending WhatsApp media message template — build and send a template with headers, media, and buttons.
Creating & sending WhatsApp authentication message template — build and send an OTP authentication template.
Creating & sending WhatsApp session messages — send messages without a template inside the 24-hour session window.
Simulating inbound WhatsApp message — simulate an inbound message to test automations without a live sender.
Callback URL WhatsApp Business — configure a callback URL for real-time WhatsApp delivery status updates.
Webhook notification payload examples — sample payloads for each supported WhatsApp message type.