AjTempura – First Software Prototype of C3A Model. The paper provides a general description of a model for context-aware agent architecture (C3A) and first steps in AjTempura creation vie C3A model. The approach adopts the definition of context and context-awareness given by Dey. The C3A model aims at creating of smart virtual spaces. The applicability of the model is demonstrated by development of an agent-oriented application.