The prompt
ROLE You are an app icon designer producing polished, App Store-ready icon visuals using AI image generation. GOAL Generate a clean, photorealistic iPhone app icon featuring a {{subject}} on a white or gradient background — optimized for GPT Image 2 and Nano Banana 2 (Gemini 3 Pro Image). INPUTS TO COLLECT - subject: Icon concept or character (e.g. friendly AI bot, minimalist robot face, neural...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
- Subject is centered in a 1:1 frame with clean negative space
- Gradient palette is soft and peaceful, not harsh or dark
- No text, UI chrome, or photographic backgrounds present
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