# GPT Image Hub prompt

## Raw Charcoal Sketchbook Portrait
- URL: https://www.gptimagehub.com/library/raw-charcoal-sketchbook-portrait
- Generator URL: https://www.gptimagehub.com/generate?promptId=oss-ym-mm-4937
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Flibrary%2Fraw-charcoal-sketchbook-portrait
- Category: Poster & Illustration
- Model: gpt-image-2-5-sunburst
- Aspect ratio: 3:4
- Style: painterly
- Tags: charcoal sketch, fine art, drawing, sketchbook, monochrome, expressive
- Updated: 2026-10-27T16:29:08.098Z
- Created: 2026-10-27T16:29:08.098Z

Generates an expressive, textured charcoal sketch with bold strokes and smudge gradients. Replace the bracketed subject to sketch any portrait, animal, or still-life object.

### Full prompt
```text
A charcoal sketch of [a weathered old fisherman], raw and heavily textured with expressive shading and bold, gestural linework. The background features smudged charcoal gradients, paper texture, and authentic sketchbook marks, creating a gritty, unrefined elegance.
```