Free WhatsApp API for Developers

Send real-time message to your customers from your own number through WhatsApp cloud API.

Note : You need to create a free account to get WhatsApp Cloud API on Facebook developer's portal.

  • No setup feeWrapper for WhatsApp Business API
  • Send bulk campaignsNo Setup Charge
  • Whitelabel for resellingNo extra API charges

Sign Up      Join Webinar

 We will email you the API credentials immediately
API image

Grow your Business with Official WhatsApp API

At Growby, we understand the significance of seamless integration, especially when it comes to connecting with your audience. That's why we offer a robust solution centered around the WhatsApp official API. Our platform ensures that businesses can integrate their systems and applications with WhatsApp in a secure and efficient manner.

The official WhatsApp API provided by Growby not only ensures authenticity but also guarantees optimum performance. With this, businesses can automate responses, manage customer queries, and even streamline their sales process directly through WhatsApp.

The WhatsApp api for business is an essential tool. By leveraging this API through Growby, businesses can elevate their customer engagement strategies, ensuring real-time connectivity and enhanced customer satisfaction.

Try out WhatsApp API!

Experience an online demo like never before! Want to test out our WhatsApp Message API? Enter a valid mobile number and select the correct country code and hit the send button. Voila! Your message is successfully sent.


Secured communication

Easy to Integrate

JSON Response

Just enter a valid mobile number and select the correct country code and hit the send button.

WhatsApp API Integration

sign-up image

Sign Up

Sign Up for a free account to get your username and password for API.

Free Sign Up
Integrate api image

Integrate API

Connect with our API using the integration guide & documentation mentioned below. You get free 20 messages to try out.

Integration Guide
Upgrade image

Upgrade Account

Upgrade your account to Official API and send unlimited messages.

Upgrade Account

Official WhatsApp API Integration Guide

1. Get your Username & Password

Sign up for free account to get your Username & Password. Upgrade to Official Cloud API to send message to 1000 contacts/day.

2. Prepare Request


Note: this is a GET request. You can call like below

url with parameters: username=AAA1111AAA678AAA988xxxxxxxxxxxxx&password=AAA2345AAA678AAA988xxxxxxxxxxxxx&from=9190xxxxxxxx&to=91886xxxxxxx&name=order_notification_7&langcode=en_US&variables=hello:@:worldhello&mediaurl=https :// buttonindex=0

3. Parameters

username *
Your 32-character username. Sign up or login to and get your API username.
password *
Your 32-character password. Sign up or login to and get your password.
from number *
Enter your link WhatsApp business mobile number or our default number(919016243183), number Do not include ‘+’ symbol.
to number *
Enter the recipient's WhatsApp number with country code and mobile number Do not include ‘+’ symbol.
template name *
Enter the template name or use our default template name(hello_world or demo_1).
language code *
Enter the template language code or use our default template language code(en_US).
template variables
Enter variables if the template has any variables and those variables are necessary(multiple variables pass by :@: this separator){Optional Parameter}.
Enter the source URL if the template has any media like(image, video, or document). Our sample URL is({Optional Parameter}
Enter the media type in text format if the template has any media. Value like(image, video, or document){Optional Parameter}.
Enter the source URL if the template has any visit us dynamic link button. Our sample URL is({Optional Parameter}.
Enter the button index number if there is any visit us dynamic link button in the template. Value like(0,1,2){Optional Parameter}.

4. Response


"responsecode ": "200", 
"api_status": "stable" 
"response": "success" 
"message": "success"
"messageid": "101xxxx",  

5. Sample code snippet

* Sign up or login
* Sign up or login

Optional parameters

What does WhatsApp API mean?

The WhatsApp Official API enables developers and businesses to incorporate WhatsApp messaging into their own applications or websites, facilitating the use of WhatsApp for customer service, notifications, and various other communication purposes.

Through this, the users gain access to WhatsApp's messaging features, including the capability to send and receive text messages, images, videos, and other media. Additionally, it offers functionalities such as message templates, analytics, and automated responses.

However, it's vital to bear in mind that accessing the WhatsApp API is restricted and necessitates prior approval from WhatsApp.

How to get WhatsApp API?

To get WhatsApp API, you need to have a set of documents ready before you can apply for an official WhatsApp API.

The list of document are listed below:

  1. Email
  2. Live Website URL
  3. Facebook Account
  4. A Mobile number which has never been registered for WhatsApp
  5. Company formation document available in your country
  6. Company address proof documents such as tax certificate etc.
How much does WhatsApp API cost?

While using Growby’s WhatsApp Marketing Software, you need to pay WhatsApp conversation charges for business and user initiated conversations that varies from country wise.

Business initiated rate : 0.49 paise/ message
User initiated: 0.29 paise/ message

Note: This is the price for India. We have provided the country wise price rate in USD and INR.

What are the Benefits of WhatsApp Business API?

Using WhatsApp Business API can be beneficial to a business in lots of ways. Some of them are listed below.

Helps in building strong brand identity

Building a strong trust with customers is one of the most important aspects of any business. This can be easily achieved by the trusted green tick in WhatsApp for your business using the WhatsApp cloud API. This increases your brand's reliability.

Increase your sales drastically

Using WhatsApp Business API, it helps you make more personalized messages and target customers based on your strategies more easily.

Is WhatsApp API integration possible with CRM Systems? and how is it beneficial?

Yes, with Growby’s WhatsApp marketing tool, you can easily integrate WhatsApp API with your CRM system.

  1. Register and obtain approval: You need to register with the WhatsApp Business API and obtain approval to use the API.
  2. Choose a CRM system: You need to select a CRM system that supports WhatsApp API integration. Many CRM systems offer plugins or integrations for WhatsApp API, such as Salesforce, HubSpot, Zoho, and Freshdesk.
  3. Configure the integration: Follow the instructions provided by your CRM system to configure the integration with the WhatsApp API. You will need to provide your WhatsApp Business account details, such as the phone number and API token.
  4. Set up automated messages: You can use the WhatsApp API to set up automated messages, such as welcome messages, order confirmations, or appointment reminders. You can create templates for these messages in your CRM system and use them to trigger automated messages when certain events occur, such as a new lead or a completed transaction.
  5. Manage conversations: With the integration, you can manage conversations with your customers directly from your CRM system. You can view and respond to messages, assign tasks to team members, and track customer interactions.

Overall, integrating WhatsApp cloud API with your CRM can help you provide better customer service, improve communication efficiency, and increase customer engagement.

Web WhatsAppTM Marketing Software











WhatsAppTM Business API FAQ's

How much does WhatsApp API cost India?

The Business API price in India is as follows:

  1. For User initiated conversation : Rs 0.29/message
  2. For Business initiated conversation : Rs 0.49/message
Is there an API for WhatsApp?

WhatsApp API is very useful for and allows users to integrate chatbots, broadcast messages and much more.

Can I send a message from my own number?

Yes, you can send message from your number.

How to send multi-line text messages using API?

The message you want to send via the API needs to be encoded (encodeURIComponent). When you encode a new line, it is translated to '%0A'. This is how you will be able to accommodate different types of characters in the WhatsApp message.

What is a WhatsApp API?

The WhatsApp Business API is a programmatic interface that enables businesses to handle an unlimited number of WhatsApp messages efficiently and effortlessly.

How does the WhatsApp API work?

The WhatsApp API works by providing a bridge between your business's platform and the WhatsApp network. It allows businesses to send and receive messages on the WhatsApp platform using automated systems, making communication with customers more streamlined and efficient. Using Growby’s marketing software, it enables businesses to manage their chats, broadcast messages, and access customer information all in one place. By integrating the API, businesses can provide a more streamlined and efficient communication channel for customers, helping to improve customer experience and satisfaction.

What are the benefits of using a WhatsApp API for my business?

  1. Improved customer experience
  2. Increased reach
  3. Automated communication
  4. Increased efficiency
  5. Better data insights
  6. Time saving
Growby Marketing software is powered by WhatsApp cloud API, which provides these benefits very easily.

Is WhatsApp API secure for business communication?

Yes, the WhatsApp API is secure for business communication. It uses encryption to protect the data exchanged between the API and WhatsApp's servers, ensuring that the information remains confidential. So using our WhatsApp Marketing tool ensures the security and privacy of user data.

Growby Logo By Growby | Last Updated: September 05, 2023