Server and electronic device for processing user utterance and operating method thereof by selecting among a plurality of electronic devices one device based on a sum of scores

Abstract

An intelligent server for processing a user utterance is provided. The intelligent server includes a memory configured to store context information including information on electronic devices and information on domains corresponding to the electronic devices, and a processor configured to, based on a target utterance received from any one of the one or more electronic device and the context information, generate combinations of electronic device information and domain information capable of processing the target utterance, determine reference information for processing the target utterance among the context information, and calculate a quality of service score for each combination referring to the reference information, determine a target combination of a target electronic device and a target domain corresponding to the target electronic device based on the quality of service score, and transmit a command to process the target utterance with the target domain, to the target electronic device.