CheckNumber.AI provides WhatsApp Number Checker API that enables users to bulk verify whether phone numbers have active WhatsApp accounts. The service provides detailed information about each account's status, including activity levels and regional data.

Key Features

• Bulk Verification: Users can validate multiple WhatsApp numbers simultaneously, making it ideal for businesses with large contact lists. • CSV File Support: The platform allows users to upload CSV files containing phone numbers for automatic processing. • High Accuracy and Speed: The validation system ensures 100% accuracy and delivers results in seconds. • Global Coverage: Supports WhatsApp number validation from any country, accommodating all international phone formats. • History Tracking: Users can access a comprehensive history of previous validations. • Export Options: Results can be exported to CSV files, categorized by success or failure.