WhatsApp API documentation

Everything you need to send WhatsApp messages from your own systems. Start with the introduction, then pick an endpoint.

Getting started

What the WhatsApp API does and how a request looks.

Pass your License Number and API Key with every request.

Check that your license is active before you send.

Find out whether the 24-hour reply window is open for a contact.

Send an approved template with variables, header media and a link button.

Send a plain text message inside the 24-hour window.

Send an image, video, audio file or document from a public URL.

Send a message with up to three quick-reply buttons.

Send a menu of up to ten options.

Get a signed POST on your server for replies and delivery updates.

Error format and what each code means.

How many requests you can make.