Anytime anything gets added to Workspace, I think Google has a lot more contractual obligations about keeping it around for X amount of time, so they tend to be more careful about adding things.
Same and I have found it extremely annoying. I actually really like the Gemini models for question/answer stuff and reach for it before Claude (the other model family I have purchased) but it's getting long in the tooth at this point and I'm finding my Gemini usage shrinking to nearly 0.