You can now talk to Google Home without saying Hey, Google every time. As it currently stands, you need to say Ok, Google or Hey, Google each and every time you ask your Google Home a question or issue a command to it.
Can I say something else instead of OK Google?
At the moment, its not possible to change wake words “Hey Google” and “OK Google” into something else. According to Google, not enough interest has been shown in adding new wake words. That said, a new update might offer a custom wake word option in the future.
What do you have to say to activate Google assistant?
You can use Voice Match on your phone or watch to talk to Google Assistant by saying Hey Google.