Most model experiments start with a notebook, a benchmark script, or a quick API call.

This one started with a production-shaped question:

Can I swap out an entire model family that is currently serviing the default paths through my actual local AI gateway?

Not a side demo. Not a one-off curl. Not "look, it runs."

I mean the real route: the gateway that agents, background jobs, app surfaces, benchmark harnesses, and my own tools already call.

That is the experiment I started with Gemma 4.

This post is the beginning of that story, not the final verdict. I am writing it while the platform is still in the trial window.…