Messaging - Overview

Welcome to the Dexatel Messaging API documentation. Our API provides a powerful, flexible solution for integrating messaging capabilities into your applications, enabling you to engage with your customers across various channels seamlessly. Whether you're sending mass text messages, appointment reminders, or authentication codes, our API is designed to meet your business's communication needs efficiently and securely.

Key Features

  • Multi-Channel Support: Reach your customers through SMS, WhatsApp, and Viber, all from a single platform.
  • Instant Mass Messaging: Send messages to a large number of recipients instantly, perfect for alerts, announcements, and promotions.
  • User Authentication: Secure your user interactions with one-time passwords (OTPs) for verification purposes.
  • Customizable Sender IDs: Enhance brand recognition by customizing the sender ID for your outbound messages.
  • Real-Time Analytics: Gain insights into your messaging campaigns with live data on delivery rates, open rates, and click-through rates.

How It Works

  1. Sign Up: Begin by signing up for Dexatel and obtaining your API key.
  2. Choose Your Channel: Select the messaging channel you wish to use for sending your message(s).
  3. Craft Your Message: Create your message content or use one of your approved messaging templates, keeping your audience and objectives in mind.
  4. Send Your Message: Use the Dexatel API to send your message to your target audience.
  5. Analyze & Optimize: Monitor the performance of your campaign through our analytics dashboard and make adjustments as needed.


  • Enhanced Customer Engagement: Personalize your communication and engage with your customers on the platforms they use daily.
  • Operational Efficiency: Automate routine communications, reducing manual effort and freeing up resources for other tasks.
  • Cost-Effective: With no hidden fees, our services provide a cost-efficient alternative to traditional marketing and communication methods.
  • Robust Security: Our platform employs stringent security measures to protect your data and ensure the integrity of your communications.
  • Scalability: Whether you're a small business or a large enterprise, our API can scale to meet your messaging volume needs.

Example Use Cases

  • Special Offers: Promote your latest offers and discounts to drive sales and customer engagement.
  • Customer Surveys: Gather valuable feedback by inviting customers to participate in surveys via text messages.
  • User Authentication: Enhance security by sending OTPs for user login and verification processes.
  • Appointment Reminders: Reduce no-shows and cancellations by reminding customers of their upcoming appointments.
  • Critical Alerts: Notify your audience about time-sensitive critical alerts to keep them informed and prepared.

We're here to help you unlock the full potential of your business communications. If you have any questions or need assistance integrating our Messaging API into your applications, don't hesitate to reach out to our support team at [email protected]. Let's make your communication strategy a success together.