Amazon has launched a new AI model, Nova Act, which is designed to perform tasks — like online shopping — in your browser. For now it’s only available to developers in a “research preview,” but Amazon is also expanding access to its other Nova AI models through a web portal, making them easier to find and use.

Amazon Nova Act, an AI model with advanced shopping capabilities. The new Nova Act isn’t just a tool but an entire AI model designed to help you make better purchasing decisions

Amazon’s new AI-enabled assistant Alexa+ is launching Monday but not all of the features the company showcased at a splashy event last month are ready, and not every Alexa owner will get access to them right away.

Alexa+ is officially out in the world, but with a drastically limited feature set. It can’t do a lot of the things that were originally promised.