> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ycloud.com/llms.txt
> Use this file to discover all available pages before exploring further.

# SMS Features

> Choose from API, SMPP, mass messaging, and sender ID capabilities for SMS delivery.

Select an integration method based on your volume, workflow, and sender requirements.

<CardGroup cols={2}>
  <Card icon="file-lines" title="API Interface" href="/en/documentation/integrations/channels/global-sms/sms-features/api-interface">
    Send SMS messages through the YCloud API.
  </Card>

  <Card icon="file-lines" title="SMPP" href="/en/documentation/integrations/channels/global-sms/sms-features/smpp">
    Connect high-volume messaging systems through SMPP.
  </Card>

  <Card icon="file-lines" title="Mass Messaging" href="/en/documentation/integrations/channels/global-sms/sms-features/mass-messaging">
    Send SMS messages to a larger contact audience.
  </Card>

  <Card icon="file-lines" title="Sender ID" href="/en/documentation/integrations/channels/global-sms/sms-features/sender-id">
    Configure the sender identity shown to recipients.
  </Card>
</CardGroup>


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