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

# SMS

- [MSG91](https://docs.sortment.com/setup/communication-channels/sms/msg91.md)
- [Gupshup](https://docs.sortment.com/setup/communication-channels/sms/gupshup.md)