The invention discloses a method, a system and a device for automatically playing the state of users for solving the problems that an intelligent response wastes time and the provided information is inaccurate in the prior art. An intelligent responding platform of the method searches the state information of the called users, which is set through an immediate communication platform, after receiving sound calling service which is transferred to the platform due to the hanging up of called users, and supplies the state information to the called users to the calling users according to the searched results. According to the proposal of the invention, the time is saved, and the state information of the called users is obtained through searching the immediate communication platform, which can guarantee the calling users to accurately obtain the state information of the called users.