A method, non-transitory computer readable medium, and device that manages API requests includes receiving an API request to obtain a list of storage volumes from one or more storage devices, wherein the received API request is non-compatible with the API server computing device or the one or more storage devices. The received API request is scanned to identify a service type associated with the received request. Next, one or more service instances associated with the identified service type are identified. The list of storage volumes from the one or more storage devices using information from at least one service instance of the identified one or more service instances without converting the received API request is provided.