1. A method comprising: receiving a request with respect to at least one resource in a cloud; determining a set of resources among the at least one resource in the cloud in accordance with the received request, wherein determining the set of resources comprises: consulting an ontology including metadata associated with the at least one resource in the cloud; and computing the set of resources based on the metadata and the received request; computing a cost factor with respect to the determined set of resources; and rendering the determined set of resources and the cost factor with respect to the determined set of resources.