The question asks about the organization that launched RuPay, a domestic card payment network in India.
RuPay is an Indian multinational financial services and payment service system conceptualized and launched by the National Payments Corporation of India (NPCI). It was brought into existence to fulfil Reserve Bank of India (RBI)'s vision to have a domestic, open, and multilateral system of payments. Here is the step-by-step reasoning:
Thus, the correct answer is National Payments Corporation of India, as NPCI is the organization responsible for launching the RuPay card network.