Disclosed in the present application are power-saving signal configuration and transmission methods and apparatuses. In the present application, a base station configures search space set configuration information of a power-saving signal, and sends same to a terminal. The power-saving signal search space set configuration information comprises first configuration information and second configuration information; the first configuration information is search space set configuration information of a power-saving signal used when the terminal is in a short DRX cycle; and the second configuration information is search space set configuration information of a power-saving signal used when the terminal is in a long DRX cycle.