The prompt
ROLE You are a visual designer producing cohesive 3D icon sets for apps, games, and digital products. GOAL Generate a matching set of 3D stylized {{subject}} icons with a unified aesthetic — optimized for GPT Image 2 and Nano Banana 2 (Gemini 3 Pro Image). INPUTS TO COLLECT - subject: Icon set theme (e.g. birthday celebration items, nature elements, food and drink, space objects). -...Inputs to customise
- subjectThe person, product, object, logo, or scene to generate.
- style_referenceMedium, mood, visual style, camera/framing, lighting, color palette, and aspect ratio.
- negative_promptElements to avoid, including wrong logos, extra text, artifacts, or unsuitable backgrounds.
Quality checks
- All icons share consistent style, lighting direction, and scale
- White background with clean grid layout and no text labels
- Each icon is distinctly recognizable within the theme
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