Amazon does use interactions to serve ads, though. For example, asking Alexa for recipe ideas might get you a targeted ad for pots and pans. The clear winner for privacy lovers is Siri.

Jimmy Fallon has a new solution for who should be the Speaker of the House: Amazon Alexa. Check out "The Tonight Show's" commercial.

Amazon Might Bring Ads to Alexa Plus: Here's What That Could Mean for You This marks a big shift for Alexa, which until now has mostly steered clear of overt advertising.