Resolve implicit caching issues so that Paid Tier ~= Free Tier Caching Rates

[bdmorgan]

What happened?

See https://chat.google.com/room/AAQAUPjhtvE?cls=7&e=EnableDynamiteStandaloneStreamView::Launch

What did you expect to happen?

Paid Tier cache rates currently trail Free Tier cache rates significantly (see http://shortn/_hh8aWuyB2e).

Client information

Client Information

Run gemini to enter the interactive CLI, then run the /about command.

> /about
# paste output here

Login information

No response

Anything else we need to know?

No response