Website 9to5Google has been performing its customary deep dive into Google code – this time for version 15.2 of the Google app – and has discovered that the previous “Hi! I’m Assistant with Bard…” greeting message has been replaced by “Hi! I’m Bard…”
https://9to5google.com/2024/01/16/google-assistant-bard-rebrand/
In case there’s any confusion as to what’s being implied here, it all suggests that Google is preparing to cut the (admittedly somewhat unwieldy) ‘Assistant with Bard’ name down to simply ‘Bard’.