Learn how to set up your Rapiwa account and start sending WhatsApp messages in just a few minutes.
This guide covers Account Creation, Device Setup, Device Key Retrieval, And Sending Your First Message.

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Introduction

Welcome to Rapiwa – your reliable WhatsApp API platform.
With Rapiwa, you can send and receive WhatsApp messages using a simple, secure, and developer-friendly REST API.

By the end of this guide, you’ll:

• Have a connected WhatsApp session.
• Get your Device Key.
• Send your first WhatsApp message.

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Step 1: Create an Account

1. Go to the Login page.
2. Enter your WhatsApp number to register.
3. Verify using the OTP sent to your WhatsApp.
4. Once verified, log in to access your dashboard.

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Step 2: Create Your First WhatsApp Session

1. Log in to your dashboard
   Go to app.rapiwa.com/client/dashboard.
2. Open the Devices Page
   Navigate to the Devices section.
3. Create a New Devices
   Click Manage.
4. Scan the QR Code
   • Open WhatsApp on your phone.
   • Go to Settings → Linked Devices.
   • Tap Link a Device and scan the QR code.
5. Activate Your Session
   Once linked, your WhatsApp session will be active, and you’ll see your Device Key.

💡 Tip: Store your Device Key securely. Do not share it publicly.

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Step 3: Send Your First Message

API Endpoint:

POST https://app.rapiwa.com/api/send-message

Header

Content-Type: application/json
Authorization: Bearer Your_Device_Key

Body:

{
  "number": "88017XXXXXXXX",
  "message_type": "text",
  "message": "Hello from Postman!"
}

Response:

{
    "success": true,
    "message_type": "text",
    "message_id": "XXXXXXXXXXXXXXXX",
    "to": "88017XXXXXXXX"
}

Contributors: Mannan Zinnat