t send receipts for test payments, so this is the first time you Keys, products, prices, webhooks, payment links and the customer portal all exist twice. Most launch-day payment bugs I see in Lovable and Bolt apps come from one piece still pointing at the test copy while the rest has moved to live. A real customer gets an error, or pays and never gets access, and you hear about it days later, if at all. Find out which key your live site actually uses Every Stripe key says which copy it belongs to.