{"id":18344,"status":true,"numberstatus":false,"businessnumber":false}
curl --location --request GET 'https://zylalabs.com/api/9953/fetch+whatsapp+user+data+api/22713/number+checker?number=14083742786' --header 'Authorization: Bearer YOUR_API_KEY'
After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the Fetch WhatsApp User Data API simply include your bearer token in the Authorization header.
| Header | Description |
|---|---|
Authorization
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Required
Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.
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The Fetch WhatsApp User Data API is a tool designed for users who need to quickly and reliably validate phone numbers on WhatsApp. Its main function is to receive a number as a parameter and return two key pieces of information: first, whether the number is registered on WhatsApp (true or false).
This service is especially useful in scenarios where communication via WhatsApp is a fundamental channel for interacting with customers, prospects, or end users. With prior validation, organizations can optimize their messaging campaigns, avoiding errors, reducing costs, and ensuring that messages are sent only to contacts who actually use the platform.
In addition, the Fetch WhatsApp User Data API helps keep databases cleaner and more up-to-date, minimizing the presence of invalid or irrelevant numbers within contact records. This not only increases efficiency but also improves brand reputation by avoiding failed or unnecessary communication attempts.
In short, the Fetch WhatsApp User Data API is a reliable, scalable, and easy-to-implement solution, ideal for any company looking to take full advantage of the communication opportunities offered by WhatsApp.
The "Check Number" endpoint returns a boolean indicating if the number is registered on WhatsApp, while the "Business Number Checker" endpoint indicates if the number is associated with a Business account. Both endpoints provide essential validation for effective communication strategies.
The response data typically includes fields such as "isRegistered" (true/false) for the "Check Number" endpoint and "isBusiness" (true/false) for the "Business Number Checker" endpoint, allowing users to quickly assess account status.
The response data is structured in a JSON format, with clear key-value pairs. For example, a response might look like: `{ "isRegistered": true, "isBusiness": false }`, making it easy to parse and utilize in applications.
The "Check Number" endpoint provides information on whether a number is registered on WhatsApp, while the "Business Number Checker" endpoint reveals if the number belongs to a Business account, aiding in targeted marketing efforts.
Each endpoint accepts a phone number as a parameter, formatted according to international standards (e.g., "+1234567890"). Ensure the number is valid to receive accurate responses.
Data accuracy is maintained through regular updates and validation checks against WhatsApp's active user database, ensuring that the information returned is reliable and up-to-date.
Typical use cases include validating customer contact information before marketing campaigns, segmenting audiences based on account type, and ensuring effective communication by targeting only active WhatsApp users.
If a response indicates that a number is not registered or does not correspond to a Business account, users should consider alternative communication methods or verify the number's accuracy before attempting further engagement.
To obtain your API key, first sign in to your account and navigate to the API you want to use. From the API's Pricing section, choose a plan and complete the subscription process. Once subscribed, return to the API page and you will see your API Access Key displayed at the top of the documentation page. You can use this key to authenticate your requests.
You can’t switch APIs during the free trial. If you subscribe to a different API, your trial will end and the new subscription will start as a paid plan.
The free trial lasts for 7 days and allows you to make up to 50 API requests.
No, the free trial is available only once, so we recommend using it on the API that interests you the most. Most of our APIs offer a free trial, but some may not include this option.
Yes. If the API offers a free trial, you will see a "Free 7-Day Trial" option in its Pricing section. The trial lasts for 7 days and allows up to 50 API requests, enabling you to evaluate the API before subscribing to a paid plan.
Zyla API Hub is like a big store for APIs, where you can find thousands of them all in one place. We also offer dedicated support and real-time monitoring of all APIs. Once you sign up, you can pick and choose which APIs you want to use. Just remember, each API needs its own subscription. But if you subscribe to multiple ones, you'll use the same key for all of them, making things easier for you.
You can monitor your API usage through the response headers included with every request:
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