Expand the self-awareness and self-(decision-making) ability of agent, unify the definition about process, resource and service, then this paper builds volunteer-oriented agent internetware service logic, and designs the formal models’ design related to corresponding volunteer computing, furthermore, researches for its method sequentially. About architecture-centric service system, it is achieved as volunteer granularities and interactive relationship. On this basis, it gets to improve transparency of architecture about business implementation and autonomous ability of analysis decision-making.