Information exchange method, system, server and instant messaging clients

Information interaction embodiments provide a method, system, server and instant messaging client of the present invention, wherein the method may include: when the server receives a group session intercom first IM client sends the request message, receiving said session information of the first audio transmission instant communication client; the server receives a session for the first IM client transmits the stop message, the session information is distributed to the audio speaker group except the first instant instant messaging client other than the client communication in real-time playback. The present invention is based on the network that the instant communication client intercom call function, the acquisition cost savings, improving the security and stability of information interaction.