A first request is received for one or more service interface specifications. The first request includes information about one or more model element interface specifications usable for identifying the service interface specifications. The model element interface specifications are part of or extracted from one or more executable model elements of an executable graphical model. The service interface specifications correspond to respective services that include features complying with the model element interface specifications and are associated with information necessary for implementing semantics of the model elements. The information about the model element interface specifications is analyzed, comprising evaluating semantics of the executable model elements within the executable graphical model. The service interface specifications are identified based on the analyzing. Information is provided representing the identified service interface specifications for display and selection. A selection of at least one of the identified service interface specifications is stored after the selection is made.