Electronic device for providing augmented reality service and operating method thereof

A device and a method of providing an augmented reality service in an electronic device by interworking with another electronic device is provided. A first electronic device includes a communication circuit, a camera, a sensor, a display device, and a processor, the display device, the sensor, and the camera, the processor configured to establish communication with a second electronic device, obtain information on at least one object included in a field of view of a user wearing the first electronic device through the camera or the sensor, obtain information on a user's gaze, determine whether to interwork with the second electronic device for an augmented reality service, based on the information on the user's gaze and the information on the at least one object, and when it is determined to interwork with the second electronic device, transmit interworking information on the augmented reality service to the second electronic device.