Start with the right workspace
Open your preferred coding assistant or 3D tool. Use the model shown on the example as a starting point, and check any linked project for setup instructions.
GPT-6 AstraReference brief
One-shot browser 3D game
A reusable task brief reconstructed from the author’s public project description. It is not presented as a verbatim hidden prompt.
About this example
A starting brief based on the creator's public project, not a verbatim original prompt. Your result will vary.
Source-derived brief; exact hidden prompt was not public
GPT-6 Astrabrowser gameone shotspatial reasoning
The prompt
Create a complete 3D game that runs in the browser in one self-contained project. Include a readable objective, responsive controls, spatially coherent levels, enemies or hazards, feedback, scoring, restart and performance safeguards.
How to use this prompt
Choose one thing to change
Swap the subject, art style or setting. Keep the camera and interaction clear. Build a small version first, then refine one detail at a time.
Give the scene its own assets
For a custom character or prop, create a 3D model from a short object description or reference image, then bring it into your project.
Previews belong to their respective creators. Check the original source and project license before reusing code or assets.
