> For the complete documentation index, see [llms.txt](https://api.koreroplatforms.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api.koreroplatforms.io/channel-api/sms-apis.md).

# SMS APIs

- [Single Message to Single MSISDN API](https://api.koreroplatforms.io/channel-api/sms-apis/single-message-to-single-msisdn-api.md)
- [Single Message to Multiple MSISDN API](https://api.koreroplatforms.io/channel-api/sms-apis/single-message-to-multiple-msisdn.md)
- [Multiple Messages to Multiple MSISDN API](https://api.koreroplatforms.io/channel-api/sms-apis/multiple-messages-to-multiple-msisdn-api.md)