> There is no practical way of knowing when Alexa has heard a keyword and recorded content around it. I know this isn't the kind of certainty you're looking fo

> There is no practical way of knowing when Alexa has heard a keyword and recorded content around it. I know this isn't the kind of certainty you're looking for, but Google Home and Alexa both allow you to enable audio cues for when they start and stop recording. I find this helpful from an accessibility perspective, but the privacy-conscious may also appreciate the indicator.