{ "status": "invalid" }
curl --location --request POST 'https://zylalabs.com/api/9834/whatsapp+number+api/18465/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/9834/whatsapp+number+api/18466/bulk+validation' --header 'Authorization: Bearer YOUR_API_KEY'
--data-raw '{
"phone_numbers": [
"447748188019",
"447999999999",
"447999999977"
]
}'
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 WhatsApp Number API simply include your bearer token in the Authorization header.
| 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.
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Trusted by leading companies
The WhatsApp Number 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 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.
The POST Validation endpoint returns a status indicating whether the WhatsApp number is 'valid' or 'invalid'. The POST Bulk Validation endpoint provides a similar status for each number in the submitted list, allowing for efficient validation of multiple numbers at once.
The key fields in the response data include the phone number, validation status ('valid' or 'invalid'), and potentially additional metadata such as the country code or messaging app status, depending on the endpoint used.
The response data is structured in JSON format, with each validation result encapsulated in an object. For bulk validation, results are returned in an array, allowing users to easily iterate through each number's validation status.
The POST Validation endpoint provides real-time validation status for a single number, while the POST Bulk Validation endpoint offers the same status for multiple numbers, enhancing efficiency in contact management.
The primary parameter for both endpoints is the WhatsApp number(s) to be validated. For bulk validation, users can submit an array of numbers, while the single validation endpoint accepts one number at a time.
Data accuracy is maintained through continuous updates and checks against WhatsApp's database. The API employs validation algorithms to ensure that only active and correctly formatted numbers are returned as valid.
Typical use cases include verifying user-submitted WhatsApp numbers during registration, cleaning contact lists for marketing campaigns, and ensuring that transactional notifications reach active users.
Users can utilize the returned data by filtering out invalid numbers before adding them to mailing lists or communication platforms, thereby optimizing resource allocation and improving engagement rates in messaging campaigns.
In addition to the validation status ('valid' or 'invalid'), the API may return metadata such as the country code, the type of messaging app associated with the number, and whether the number is currently active. This information helps in better understanding and segmenting your contact list.
Users can customize bulk validation requests by submitting an array of WhatsApp numbers in a single POST request. This allows for efficient processing of multiple numbers at once, streamlining the validation process for large datasets.
The WhatsApp Number API is designed to validate numbers globally, covering various regions and countries. It ensures that users can verify WhatsApp numbers from different geographical locations, enhancing international communication efforts.
Users should filter out invalid numbers from their contact lists based on the API's response. This helps maintain a clean database, ensuring that only active and valid numbers are used for communication, thereby improving engagement rates.
In the response, the 'status' field indicates whether the number is 'valid' or 'invalid'. The 'phone number' field shows the validated number, while additional fields may include 'country code' and 'app status', providing context for the validation results.
The API employs rigorous validation algorithms and regularly updates its data against WhatsApp's database. This ensures that only correctly formatted and active numbers are classified as valid, maintaining high data quality for users.
Users can expect high response speeds for both single and bulk validation requests. The API is optimized for performance, allowing for quick validation of numbers, which is crucial for real-time applications and communication strategies.
By validating WhatsApp numbers before adding them to marketing lists, the API helps ensure that only active contacts receive messages. This optimizes resource allocation, reduces bounce rates, and enhances the overall effectiveness of marketing campaigns.
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:
x-zyla-api-calls-monthly-used: Shows the total number of API requests you have used during the current billing period.
x-zyla-api-calls-monthly-remaining: Shows the number of API requests you have remaining for the current billing period.
Yes, you can cancel your subscription at any time. Simply go to the Pricing section of the API you're subscribed to and click the "Unsubscribe" button.
Please note that upgrades, downgrades, and cancellations take effect immediately. Once your subscription is canceled, access to the service will end immediately, regardless of any remaining API calls in your quota.
Please have a look at our Refund Policy: https://zylalabs.com/terms#refund