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 Minecraft-style world
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 Astravoxel gameMinecraft-inspiredone shot
The prompt
Build a playable Minecraft-inspired voxel world in one pass with terrain generation, block placing and breaking, first-person controls, inventory, lighting, water and a compact survival loop.
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.
