Amazon's Nova Act, a new AI model powering components of Alexa+, allows developers to build agentic applications.

A new speech-to-speech AI model from Amazon, called Nova Sonic, unifies speech recognition and generation to deliver more natural voice interactions — part of the Seattle tech giant’s broader effort to develop human-like intelligence in competition with Google,

The new model, available as a developer preview, marks Amazon’s latest move into agentic AI—capable of completing tasks like shopping, searching, and more with minimal user input.