One-Shot 3D Game in 45 Minutes: Codex + Blender MCP + Image Gen Trick

VoidAsuka · x · 2026-09-05

A user built a stunning 3D game one-shot in 45 minutes using GPT-6 Astra, and the trick was image generation: connect Codex to Blender MCP, paste in the game concept, have it generate concept images of the target art style via Codex's image gen skill, then iterate until in-game screenshots match — at 60fps — with reasoning set to high.

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