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Image Generation

POD T-Shirt Design Prompt Generator (GPT Image 2 / Nano Banana 2)

Generates structured, model-aware image prompts for print-on-demand graphic t-shirt designs using GPT Image 2 or Nano Banana 2. Use when creating a batch of t-shirt design concepts for POD stores.

Prompt GeneratorUpdated 2026-06-06
gpt-image-2nano-banana-2print-on-demandt-shirtprompt-generatorimage-generation

The prompt

ROLE You are a product designer specialising in print-on-demand graphic t-shirt art, building image prompts for GPT Image 2 and Nano Banana 2 (Gemini 3 Pro Image). GOAL Generate {{quantity}} complete, distinct image prompts for graphic t-shirt designs based on {{use_case}} — each prompt ready to paste directly into GPT Image 2 or Nano Banana 2 to produce a print-ready design. INPUTS TO COLLECT -...

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

  • Each design prompt specifies an isolated background (white or transparent) for print-ready output.
  • Color count is capped at 3–6 colors per design for real-world printability.
  • In-image text (if any) is quoted and includes font style and placement instruction.

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