Customers without a voice remote can use the Fire TV app for iOS and Android to access Alexa, in the same way they do today with Voice Search.
Alexa is also readily available on certain Amazon Fire tablets and Fire TV products.
Fast, accurate voice search powered by Alexa also allows customers to search quickly for apps, and content across different services.
While the All-New Fire TV Stick is mostly similar to the original, there are a few new features, such as a quad-core processor and faster WiFi. Did you order one of Amazon's new Fire TV Sticks?
Amazon also announced on Thursday that Alexa will be rolling out to all Fire TV devices in the UK.
The move was announced on the same day that Google Home, the tech giant's answer to Amazon Echo, went on sale in the UK. Tap the microphone button, speak into the remote and you can do nearly everything an Amazon Echo can do through your TV.
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However Fire TV Stick and Fire TV customers will still be able to take advantage of a number of Alexa's capabilities.
Amazon has been selling Fire TV devices since way back in 2014, and the rough concept has remained the same ever since. All you need to do is ask, "Alexa, what's in the news?"
Fire TV now features an overhauled Netflix-type user interface - called the Cinematic UI (pictured) - that is created to make finding movies and TV shows easier.
The latest Fire TV Stick has been available stateside since October a year ago, but United Kingdom fans now have their chance to get their hands on it.
The update bringing Alexa to existing Fire TV devices will roll out to customers over the coming weeks.
"Overall, it's been really cool, my family is all thoroughly entertained and we have an ongoing group chat about it", said Seary in an interview with NJ Advance Media, though in a subsequent interview with The Huffington Post, she says things sometimes get frustrating.