CPaaS Technologies provides developer-friendly, high-performance Communication REST APIs and Webhooks that empower businesses to embed omnichannel messaging and voice capabilities directly into their websites, mobile applications, CRMs, ERPs, and backend systems. Eliminate complex telecom infrastructure management with our unified API ecosystem designed for high scalability, low latency, and 99.99% uptime reliability.
Whether you need to trigger automated WhatsApp messages, send rich interactive RCS campaigns, deliver high-speed OTP SMS alerts, send transactional emails via SMTP/REST, or launch automated Voice OBD calls, our standardized APIs simplify multi-channel communication deployment for developers and enterprises alike.
Our API platform supports complete programmatic control over every major customer engagement channel:
Automate conversational customer journeys, send approved media templates, verify OTPs, process notifications, and enable interactive AI chatbot responses via RESTful JSON endpoints.
Deliver rich media messages, carousel product cards, suggested action buttons, and verified sender branding directly to native Android messaging apps using modern RCS APIs.
High-throughput REST and HTTP APIs built for ultra-fast OTP verification (< 5 seconds), transactional alerts, promotional campaigns, and real-time DLT-compliant DLR callbacks.
Programmatically trigger transactional emails, automated drip sequences, and bulk newsletter deployments using secure REST APIs or dedicated SMTP relay servers.
Initiate automated voice broadcasting calls, send voice OTPs, trigger multi-level IVR menu flows, record audio responses, and collect DTMF keypad inputs programmatically through flexible webhooks.
Engineered for rapid integration, flexibility, and enterprise security:
Easily bridge our APIs with leading platforms like Salesforce, HubSpot, Zoho, Zapier, Shopify, WooCommerce, and custom web or mobile applications.
Get answers to common questions about API authentication, webhooks, rate limits, SDKs, and developer integration support.
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WhatsApp Business API
