Logic is provided by Google Dialogflow running on Google Cloud Platform, and Raspbian on Raspberry Pi.

For a little extra whimsy, the toaster has been given eyebrows – these are controlled by two servos glued into holes drilled through the aluminium wall of the toaster. According to the angle and motion of the service, these can convey a range of emotions, including the has-to-be-seen-to-be-believed ‘frisky’.