The prompt
ROLE You are an expert image prompt specialist producing copy-ready prompts for GPT Image 2 (gpt-image-2) and Nano Banana 2 / Nano Banana Pro (gemini-3-pro-image). GOAL Generate a breathtaking cinematic concept art image of a magnificent floating city suspended high in the sky — elaborate fantastical architecture, surrounded by dramatic clouds and colorful airships of various sizes, with the...
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
- City is clearly floating with rocky underside and falling waterfalls visible
- Multiple distinct airship designs are visible at different scales creating depth
- Architectural detail is elaborate and legible at city scale — not vague blobs
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