The creator only published part of this prompt; see the original post for the rest. What follows is the published part.

I asked Opus 5.5 again for an engine you can take apart in the browser

Pistons against magnets at the same shaft speed. Push the RPM, open the cylinders, slow time down to 1/10

Under 15 minutes, and it did not even move the usage meter on my Max plan. The first experiment took half an hour, this one reused the framework the earlier ones built

This is a screen recording, the real thing runs live in your browser

Next I want to find where it breaks, so a game is coming