SMS Term
Throughput
The rate at which SMS messages are delivered—often measured in messages per second or per day. Throughput depends on carrier connections, number type, and campaign setup.
Related Terms
Throughput Limit
The maximum number of messages you can send per second or per day. Limits vary by number type and carrier registration status. Registered 10DLC numbers get higher limits than unregistered.
A2P (Application-to-Person)
Automated text messages sent from a software application to a customer's phone. This includes marketing campaigns, appointment reminders, and transactional alerts. A2P messaging requires carrier registration for compliance.
Short Code
A 5- or 6-digit phone number leased by businesses to send high-volume SMS messages. Short codes ensure faster throughput and higher deliverability compared to standard numbers.