API Service

Whatsapp API

Reliable WhatsApp API for Messaging, Automation & Business Communication

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About This API

WhatsApp API Service provides a secure, scalable, and developer-friendly way to integrate WhatsApp messaging into your applications and business workflows.

With full support for session management, message automation, webhooks, media handling, and delivery tracking, our API is built for high-volume, production-grade usage. It enables businesses to send notifications, alerts, customer updates, and transactional messages while maintaining reliability and control.

Designed for developers and enterprises, the platform offers flexible API authentication, multi-session support, queue-based message delivery, and real-time status callbacks. Whether you are building CRM integrations, customer support systems, marketing automation, or internal tools, this WhatsApp API provides the foundation to scale communication efficiently.

API Endpoint
https://api.chatwhatsapp.in
Documentation
https://docs.chatwhatsapp.in
Capabilities

Key Features

Everything you need for seamless integration

Secure API key–based authentication
Multi-session WhatsApp account management
Message scheduling and queue control
Webhooks for delivery, status, and events
Media messaging support (images, documents, audio)
Scalable infrastructure with rate limiting and monitoring
Quick Start

API Example

Simple integration with any programming language

cURL Example 
curl -X POST https://api.chatwhatsapp.in/sessions/{id}/send \
  -H "X-API-Key: wask_your_session_key" \
  -H "Content-Type: application/json" \
  -d '{
    "to": "919988066776",
    "text": "Hello from WhatsApp API!"
  }'
Response 
{
  "success": true,
  "messageId": "3EB0ABC123456789",
  "to": "919988066776@s.whatsapp.net",
  "type": "text",
  "status": "sent",
  "timestamp": "2026-01-28T10:05:00.000Z"
}
Pricing

Choose Your Plan

Flexible pricing to match your usage. Start small and scale as you grow.

Try Free

Free

Trial 2 days 1 number

Free /month
  • 50 API Calls
  • Email support
  • SDK Support
Most Popular

Individual

Perfect for 1 session

₹490 /month
  • Priority Email Support
  • Unlimited Sent messages
  • Webhook Support
  • SDK Support
  • Unlimited Media messages

Bussiness

For Bussinesses

₹990 /month
  • Priority Email & Phone support
  • Unlimited Send Messages
  • Unlimited Media Messages
  • SDK Support
  • Webhook Support

Need a custom plan for higher volumes?

Contact us for Enterprise pricing

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Subscribe now and start integrating our API in minutes. Full documentation and sandbox environment included.

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