You can already use with with any Logitech mouse in the Options+ Software.
It is what it says: it builds a prompt for you (with the text you marked) and can submit it to ChatGPT using a WebView. You have to actually login to ChatGPT, so it is no Logitech thing specifically.
Well, how about having a local API and have no calls at all to your cloud infrastructure? Probably too easy and you cannot lock people into your ecosystem.