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APIs
37 articles
WhatsApp Push v1.03
Introduction
Launch your WhatsApp Push campaign3
Webhooks
Agent Handover v1.04
Data Compliance API4
Widget Javascript API4
Message Trigger v1.12
Messaging v1.14

Launch your WhatsApp Push campaign

Launch a WhatsApp Push campaign by sending template-based messages through the Meta-backed WhatsApp Message API.

Updated on September 24, 2026

WhatsApp Message API

The WhatsApp Message API allows you to send template-based messages to WhatsApp users. This API is based on the Meta API for WhatsApp, and we forward your request directly to Meta.

Sub-articles

Request authenticity signature
Validate WhatsApp push request authenticity using an HMAC-SHA256 signature in the X-Mindsay-Signature header with timestamp replay protection.
Updated on September 24, 2026
Example 1 - Template with Image and 2 CTA buttons
Send a WhatsApp template with a header image and two static-URL call-to-action buttons to multiple users.
Updated on September 24, 2026
Example 2 - Template with 2 quick reply buttons
Send a WhatsApp template with header and body variables plus two quick-reply buttons targeting specific chatbot use cases.
Updated on September 24, 2026

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