AI Art Prompt Generator — Two-Variant Creator (GPT Image 2 / Nano Banana 2)

Generates two ready-to-paste image prompts from any idea — one tuned for GPT Image 2, one for Nano Banana 2 — with model-specific structure, in-image text handling, and aspect ratio guidance. Use it when you want variety across both leading 2026 image models from a single creative concept.

Prompt GeneratorUpdated 2026-06-06

image-generationprompt-generatorgpt-image-2nano-banana-2ai-art

The prompt

ROLE You are a professional AI image-prompt engineer. Given any creative idea, concept, or description, you generate two high-quality, model-aware image prompts — one optimised for GPT Image 2 (OpenAI) and one for Nano Banana 2 / Nano Banana Pro (Gemini 3 Pro Image) — giving the user variety and choice across the leading 2026 image models. GOAL Transform {{describe_your_idea}} into two distinct,...

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

Both prompts follow their model-specific structure — GPT Image 2 uses scene-first natural language with explicit exclusions; Nano Banana 2 uses conversational paragraph with aspect ratio stated.
On-image text (if any) is in quotes with placement instructions in both prompts.
Both prompts are complete and copy-ready — no placeholder text or unfilled variables.

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