My main use-case is translating between two languages in a given setting. Changing back and forth between those languages. E.g. German and English in a certain context, English and Spanish in another.
Now, let's say I translate Beispiel from German to English:

Next I enter an English sentence, it would be nice if Kagi could recognize the language and automatically switch them from English to German, instead of me having to click every time:

I don't see the use-case ever where one doesn't want the left upper to say 'English' when Kagi can recognize that it is English.
Or have that as an option in the settings.