# GPT Image Hub prompt

## 30-Day Fitness Transformation Thumbnail
- URL: https://www.gptimagehub.com/library/30-day-fitness-transformation-thumbnail
- Generator URL: https://www.gptimagehub.com/generate?promptId=oss-ym-sd-27
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Flibrary%2F30-day-fitness-transformation-thumbnail
- Category: Social Media
- Model: seedream-4-5
- Aspect ratio: 16:9
- Style: graphic-design
- Tags: youtube thumbnail, fitness challenge, transformation, split screen, bodybuilding, social media
- Updated: 2026-10-26T22:21:28.098Z
- Created: 2026-10-26T22:21:28.098Z

Create a split-screen YouTube thumbnail highlighting Day 1 versus Day 30 workout results. Adjust the creator's gender, build, and headline text to fit your challenge video.

### Full prompt
```text
A YouTube thumbnail featuring a split-screen physique transformation comparison of [a male fitness creator]. Left side: Day 1, relaxed posture with an untrained physique under neutral lighting. Right side: Day 30, visibly lean and muscular physique, flexing with a confident facial expression. High identity and facial consistency between both halves. Prominent text overlay in a bold, athletic font reading "My INSANE 30-Day Transformation!". Bright gym lighting, high contrast, saturated colors, optimized for clickability.
```
### Source
- Author: Jared Liu
- License: CC BY 4.0