Integrate with the Best API for Revealing Amazon's Hidden Inventory Data

Get direct access to the industry's most comprehensive Amazon insights, Revealing actual stock quantities beyond seller limits - exclusive for third-party integrations.

Access Unparalleled Marketplace Data

Experience the power of the most accurate inventory insights for Amazon. Our API empowers you to search HowManyExtension's vast product catalog, and key metrics, including exclusive Limit Buster data, historical sales, and prices. Go beyond regular data with the ability to reveal true inventory levels, providing an advantage in your strategic planning.

Seamless Integration and Enhanced Monitoring

Benefit from effortless integration with our developer-friendly, JSON-compatible API. Connect to your internal reporting or exploit the robust HowManyExtension data to create custom dashboards. Plus, stay ahead with our unique 24/7 automated monitoring and alerts, tracking day-to-day changes in busted inventory levels for key data insights.

Use our Interactive API Documentation

Master the functionalities of HowManyExtension's API with our comprehensive Resource Center and Developer Hub. Test and run queries directly on our complete product database with our interactive API documentation. Experience the distinct advantage of our Limit Buster functionality, seeing past seller inventory limits to truly understand your competition.