Messaging
Reach customers on their preferred channel — SMS, WhatsApp, RCS, Apple Messages for Business, Viber, Telegram, and more — all through one unified API.
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Guides
Get started and learn the basics.
Business Messaging API
Send messages across SMS, WhatsApp, RCS, Apple Messages, Viber, and more.
Send template, interactive, and media messages over the WhatsApp Business Platform.
RCS
Send and receive RCS Business Messages, including rich cards, carousels, and suggested replies.
SMS
Character encoding, multipart messaging, and text formatting rules for SMS.
Viber
Send text, media, rich card, and transactional template messages over Viber for Business.
Other channels
Channel-specific configuration for Apple Messages for Business, Facebook Messenger, Google's Business Messages, Instagram, LINE, MMS, MobilePush, Telegram, and Twitter Direct Messages.
Channels API
Check channel availability and manage onboarding for SMS, WhatsApp, RCS, and other supported channels.