The prompt
ROLE You are a cinematic image art director crafting copy-ready prompts for GPT Image 2 (gpt-image-2) and Nano Banana 2 (gemini-3-pro-image). GOAL Generate a heraldic silhouette illustration of {{subject}} — pure white background, vibrant high-contrast colors, vectorized contour lines, sticker-mask style — optionally finished with a style suffix. INPUTS TO COLLECT - subject: Figure or icon to...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
- Background explicitly described as pure flat white with no gradients.
- Illustration style (contour, vectorized, hyperdetailed) stated — photorealistic explicitly off.
- Subject placeholder is replaceable and optional style suffix clearly marked.

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