# GPT Image Hub prompt

## Control de Expresiones Faciales con FACS
- URL: https://www.gptimagehub.com/es/library/facs-expression-control-for-character-portraits
- Generator URL: https://www.gptimagehub.com/es/generate?promptId=oss-ym-g2-19275
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fes%2Flibrary%2Ffacs-expression-control-for-character-portraits
- Category: Diseño de personajes
- Model: gpt-image-2
- Aspect ratio: 1:1
- Style: photorealistic
- Tags: facs, expresión facial, diseño de personajes, retrato, control facial, hoja de referencia
- Updated: 2026-10-27T22:00:33.098Z
- Created: 2026-10-27T22:00:33.098Z

Modifica la expresión de un personaje de referencia con precisión mediante códigos FACS. Cambia el código entre corchetes para variar la emoción conservando la identidad.

### Full prompt
```text
Facial expression modification of the female character in the reference photo. Apply Facial Action Coding System (FACS) unit: [AU46 - Wink]. Keep the subject's identity, facial structure, hairstyle, skin tone, clothing, camera angle, and neutral studio lighting completely consistent with the reference photo, changing only the specified facial muscle activation.
```