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Welcome to

WhatsApp Business API. Integrate WhatsApp into your system using the Meta Official API. provides a standardized API to integrate multiple messaging channels into your system.
Migrating from Z-API? Go to the Z-API Compatibility tab for migration-focused documentation, with compatible payloads and a step-by-step guide.

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Where to start?

1

Create your account

Go to the Dashboard and create your account.
2

Generate your credentials

In the Security menu, generate your Public Key and Secret Key. See how at Authentication.
3

Create and connect a channel

Create a channel (e.g., WhatsApp) and connect it to your number. See the full flow at Channels.
4

Send your first message

With the channel connected, send messages via free messages or templates.

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Browse the documentation

Authentication

How to generate and use your API keys (Public Key and Secret Key).

Channels

Create and connect your WhatsApp messaging channel.

Templates

Create and manage templates to send messages outside the 24h window.

Free messages

Send text, image, audio, video and more within the conversation window.

Conversation window

Understand the WhatsApp 24h rule and when to use templates vs free messages.