Business Messaging API
Enterprise Transactional & Promotional SMS API
High-throughput SMS gateway API for transactional alerts, OTP verification, service notifications, and DLT-registered messaging.
High-throughput SMS gateway API for transactional alerts, OTP verification, service notifications, and DLT-registered messaging.
Critical customer notifications (like OTPs, booking confirmations, and payment receipts) require guaranteed fast delivery and DLT regulatory compliance. CallPlus SMS Services provide reliable messaging APIs with delivery status reporting.
Every module is designed to give operational teams control, efficiency, and complete audit visibility.
High-Speed Delivery for Time-Critical Alerts
Send time-sensitive OTPs, account alerts, and transactional updates over high-priority SMS gateway routes with sub-5-second delivery times.
Easy Integration into Web & Mobile Applications
Integrate SMS sending into your CRM, web application, or mobile app using our simple HTTP GET/POST API endpoints.
Systematic step-by-step process execution from initial request to analytics recording.
Register Sender ID and message templates on DLT portal.
Generate secure SMS API authentication key.
Embed SMS API call into software workflow.
System dispatches SMS and logs delivery report.
Tailored operational setups for call centers, collection agencies, sales teams, and IT operators.
Web and mobile apps sending two-factor authentication (2FA) OTPs.
Automated invoice, payment receipt, and appointment reminders.
Contact our solution engineering team for technical topology reviews, custom configurations, and pricing quotes.