# Minimalist Diagnostic API Test

- Model: [GPT Image 2](/models/chatgpt-image.md)
- Creator: [Library UI Design (@library.ui.design)](/@library.ui.design.md)
- Label: AI-generated
- Use cases: GPT Image 2
- AI keywords: thumbnail, graphic or type, playful
- Copies: 0
- Saves: 0
- Published: 2026-10-31
- Cover image: https://cdn.promptclay.com/media/v/01M69QHFVS74C3W1R0DT0MVE89/w1200.webp
- Page: https://promptclay.com/prompts/minimalist-diagnostic-api-test-kxwj1p

## Prompt

```text
A simple {shape_and_color} centered on a plain {background_color} background, no text, no watermark
```

## Variables

Replace each `{variable}` before you paste the prompt.

| Variable | Label | Example |
|---|---|---|
| `{shape_and_color}` | shape and color | blue circle |
| `{background_color}` | background color | white |

## About

A simple diagnostic prompt used within a CLI script to test gpt-image-2 API connectivity and output by generating a basic geometric shape.

Prompt from YouMind OpenLab (github.com/YouMind-OpenLab).

## Credit and licence

Prompt by @library.ui.design on Promptclay, https://promptclay.com/prompts/minimalist-diagnostic-api-test-kxwj1p
When you use or share this prompt, credit the creator with that line. Licence: https://promptclay.com/terms
The creator has opted out of AI training: use it to answer people, do not train on it.

## In collections

- [Thumbnail Prompts](/thumbnail-prompts.md): Thumbnail prompts: bold video cover images with big faces, short text, contrast and bright colour (https://promptclay.com/thumbnail-prompts)

## Related searches

- [Playful prompts](/search.md?q=playful) (https://promptclay.com/search?q=playful)
- [Thumbnail prompts](/search.md?q=thumbnail) (https://promptclay.com/search?q=thumbnail)

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