Why Sub-50ms API Responses Matter for Checkout — and How to Separate Real Gains from Vendor Hype

https://sticky-wiki.win/index.php/Why_Sub-50ms_API_Responses_Matter_for_Checkout_Flows_%E2%80%94_and_What_That_Really_Takes

If you're responsible for checkout performance, you have two jobs: remove friction that costs conversions, and avoid paying for small, brittle optimizations sold as miracles. Sub-50ms API responses sound sexy in analyst reports and vendor slides