Opus 5.5 builds playable Minecraft-style game BlockHaven in about 90 minutes

Branko Trcek @BrankotrcekOriginally posted 2026.09.27

Open original on X

I built my own Minecraft-style game with Opus 5.5. Meet BlockHaven. A little over 90 minutes to get it playable. Here’s how it turned out. This is why I keep coming back to AI coding. An idea becomes a world you can actually explore. Should I release it so you can try it?

This post quotes another post: “Comparing visuals and gameplay in a Minecraft-style world built with Opus 5.5”