The WhatsApp Number Validation API allows you to quickly, reliably, and automatically verify and validate WhatsApp numbers. Its main purpose is to help companies, developers, and platforms ensure that the numbers entered by users or customers are real, active, and use the messaging app, avoiding incorrect or inactive data that could affect communication.
The API is easy to integrate thanks to its flexible design and clear documentation, allowing users to easily incorporate it into web applications, mobile platforms, or CRM systems. It also helps automate mass verification processes, facilitating contact management in marketing campaigns, transactional notifications, and customer support.
In addition to basic validation, the service can return additional information about the status of the number, helping companies to better segment and prioritize their contacts. By filtering out invalid numbers before they enter mailing lists, resources are optimized and the effectiveness of communication via WhatsApp is increased.
The WhatsApp Number Validation API is designed to handle high volumes of queries with high response speeds, ensuring a smooth and scalable experience. Its focus on accuracy, efficiency, and simplicity makes it an essential tool for any organization seeking to improve the quality of its contact data and ensure the successful delivery of its messages.
{ "status": "invalid" }
curl --location --request POST 'https://zylalabs.com/api/9836/whatsapp+number+validation+api/18467/validation' --header 'Authorization: Bearer YOUR_API_KEY'
--data-raw '{
"phone_number": "447984231122"
}'
[{"phone_number":"447748188019","status":"invalid"},{"phone_number":"447999999999","status":"invalid"},{"phone_number":"447999999977","status":"valid"}]
curl --location --request POST 'https://zylalabs.com/api/9836/whatsapp+number+validation+api/18470/bulk+validation' --header 'Authorization: Bearer YOUR_API_KEY'
--data-raw '{
"phone_numbers": [
"447748188019",
"447999999999",
"447999999977"
]
}'
| Header | Description |
|---|---|
Authorization
|
[Required] Should be Bearer access_key. See "Your API Access Key" above when you are subscribed. |
No long-term commitment. Upgrade, downgrade, or cancel anytime. Free Trial includes up to 50 requests.
The POST Validation endpoint returns a status indicating whether a WhatsApp number is 'valid' or 'invalid'. The POST Bulk Validation endpoint provides a similar status for multiple numbers, detailing the validity of each number in the response.
The key fields in the response data include the phone number, its validation status ('valid' or 'invalid'), and any additional information regarding the number's status, such as whether it is active on WhatsApp.
The response data is structured in a JSON format, with each number's validation result presented as an object. For bulk validation, results are returned in an array, allowing easy access to each number's status.
Each endpoint provides information on the validity of WhatsApp numbers. The POST Validation endpoint focuses on individual numbers, while the POST Bulk Validation endpoint processes multiple numbers simultaneously, returning their respective statuses.
The primary parameter for both endpoints is the phone number(s) to be validated. Users can customize requests by providing a single number for the POST Validation endpoint or an array of numbers for the POST Bulk Validation endpoint.
Data accuracy is maintained through continuous updates and validation checks against WhatsApp's active user database. The API employs quality control measures to ensure that only valid and active numbers are returned.
Typical use cases include verifying user-submitted WhatsApp numbers during registration, cleaning contact lists for marketing campaigns, and ensuring effective communication in customer support by filtering out invalid numbers.
If a number is returned as 'invalid', it should be removed from your contact list. For bulk validation, you can identify which numbers are valid and focus your communication efforts on those, optimizing your outreach strategy.
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.
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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:
x-zyla-api-calls-monthly-used: Shows the total number of API requests you have used during the current billing period.
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