Abstract: Systems, methods, and computer program products for providing service interaction and mediation in a communications network are disclosed. According to one aspect, the subject matter described herein includes a system for providing service interaction and mediation in a communications network. The system includes a communications interface for receiving a client-to-SCIM message from a service client; and a service capability interaction manager (SCIM) module for providing service interaction between the service client and multiple application servers providing different types of services. Providing the service interaction includes receiving, from the communications interface, the client-to-SCIM service interaction message, and, in response to receiving the client-to-SCIM message, generating multiple SCIM-to-server messages and sending the SCIM-to-server messages to multiple application servers.