Latest Google app beta on Android suggests that Google is working on Assistant features like answering calls and stopping alarms without a "Hey Google" prompt (Will Sattelberg/Android Police)

Will Sattelberg / Android Police:

Latest Google app beta on Android suggests that Google is working on Assistant features like answering calls and stopping alarms without a “Hey Google” prompt  —  Unlike most other developers, unfinished features constantly appear in Google’s updates, hinting at plenty of new content in the works.