Provided are a method and apparatus for providing a cloud streaming service. A cloud streaming server efficiently manages server resources and supports a number of terminals which is greater than a number of browsers to be concurrently executed by assigning a browser only when an input is received from a terminal and streaming an execution result corresponding to the input to the terminal and storing an execution result according to the same input in the cloud streaming server, rather than by assigning browsers to terminals connected to the cloud streaming server.