Free — no credit card
EZYE OS · AI Building
Claude Opus 5 built a full Battlefield-style game
from a single prompt — zero assets, all custom code
The exact one-shot prompt structure that turns plain English into a working, playable game with custom visuals and mechanics.
What's inside
- The full one-shot game prompt, ready to paste
- Why zero external assets is the real breakthrough
- How to describe mechanics so Opus builds them
- A checklist to ship any product solo
EZYE OS · AI Building Cheat Sheet
The One-Shot Game Prompt: Build a Playable Product With Claude Opus 5
by Divjot Sahni · EZYE Consulting · ezye.com.au
The Prompt Skeleton
1
Open Claude Opus 5 and start a fresh conversation with no prior context
2
Lead with the game type and the constraint that forces custom code: no external assets, no engine, single file
3
Define the core loop in one sentence before you touch visuals — movement, objective, win/lose
Making Opus Generate Its Own Graphics
1
Tell it to render every visual as code (canvas / shapes / procedural) instead of importing images
2
Name the art direction in plain English so the generated visuals stay consistent
3
...
Free access — enter your email below