Headless screenshot loops let a local 30B agent finish a raytraced FPS demo in pure C

A local 30B parameter agent, specifically the Qwen3.6 27B model, successfully developed a raytraced FPS demo in C by utilizing a headless screenshot loop for visual debugging. This approach allowed the agent to iteratively refine its output by capturing frames at critical events, demonstrating that even smaller models can tackle complex tasks when provided with effective prompting strategies. This finding underscores the importance of feedback mechanisms in LLMs, suggesting that enabling models to visualize their outputs can enhance their problem-solving capabilities significantly.