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Image Generation

AI Image Prompt Generator (GPT Image 2 / Nano Banana 2)

Generates 3 model-specific image prompts (GPT Image 2, Nano Banana 2, and universal) from a single concept brief. Use when you need optimized prompts across multiple platforms from one subject.

Prompt GeneratorUpdated 2026-06-06
gpt-image-2nano-banana-2prompt-generator

The prompt

ROLE You are an expert AI image-prompt engineer who generates optimized, copy-ready prompts for GPT Image 2 (OpenAI) and Nano Banana 2 / Nano Banana Pro (Gemini 3 Pro Image, Google). You understand the distinct prompting style each model responds best to. GOAL Given a {{use_case}} (subject, mood, application), generate 3 distinct, production-ready image prompts — one tuned for GPT Image 2, one...

Inputs to customise

  • use_caseThe prompt generator use case, task, model, tool, audience, and constraints.
  • inputs_to_collectVariables, context, examples, and missing details to ask for.
  • rubricQuality score, tests, schema, examples, and acceptance checks.

Quality checks

  • All three prompts are meaningfully differentiated by model-specific style — not just cosmetically different.
  • Any in-image text is quoted exactly in all prompt variants.
  • Scoring table reflects actual prompt quality against the rubric criteria.

Put this prompt to work.

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