India is going through a rapid urbanization. With increasing population and increasing population density, arises the need of optimized and smart use of resources. With the ever developing science user friendly and custom made technologies serve the purpose of addressing the challenges faced. Thus comes the idea of smart city. Smart city uses technology to observe, measure, monitor and control 3 fold services- • Only utilities- by shifting the social behavior of citizens towards a more efficient • and sustainable utilization of city resources • Where utilities and revenues are generated- allowing service providers (such as utilities and transit companies) and government to provide more efficient and sustainable services • Fun / leisure. Smart city is a “smart”,” intelligent” or ”cognitive” concept which has a multidimensional affect on environment, society, economy and technology. This paper deals with the basic plan and prospect of a smart city.