HCI (Human Computer Interface)is important key of software design. Effectiveness and productivity of CAD software is creation is not study actively in architectural part. The results of this study circled1 HCI of architectural modeling is demanded effective design of keypad and short key. circled2 It is require that system reactions to be united in one interface in order to hold in check confusion of the information. circled3 Intelligent interface for continuous update of 3D information is required