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 photorealistic portrait of {subject} holding an iPhone in one hand, with the phone screen displaying a photo of themselves — a playful, self-referential editorial pose. The mood is youthful, vibrant, and slightly...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
- Phone screen clearly shows a thumbnail portrait of the subject — not a blank or generic image
- Hand and finger anatomy is natural — no extra digits or fused fingers
- Youthful playful energy reads clearly — expression and posture match the editorial tone
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