Sender IDs are identifiers used to show the sender’s name or number on SMS messages. In countries that support or require Sender ID registration, you can register a custom Sender ID to enhance message authenticity and delivery. With Verify API Plivo’s default Sender IDs will be used, but registering your own Sender ID is recommended for better reliability, low latency, and an enhanced customer experience.
For more details related to Sender ID, refer to the video below: