> For the complete documentation index, see [llms.txt](https://docs.sendchamp.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sendchamp.com/channels/whatsapp/overview.md).

# Overview

Sendchamp WhatsApp Business API allows you to send and receive WhatsApp messages for alerts, notifications, customer support, as well as verification OTPs.