# GPT Image Hub prompt

## 石階上的數位孿生肖像
- URL: https://www.gptimagehub.com/zh-TW/library/digital-twin-portrait-on-stone-stairs
- Generator URL: https://www.gptimagehub.com/zh-TW/generate?promptId=oss-ym-mm-10958
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fzh-TW%2Flibrary%2Fdigital-twin-portrait-on-stone-stairs
- Category: 人像與攝影
- Model: gpt-image-2-5-sunburst
- Aspect ratio: 3:4
- Style: photorealistic
- Tags: 數位孿生, 人像攝影, json提示詞, 解剖精度, 超寫實, 時尚
- Updated: 2026-10-26T18:25:04.341Z
- Created: 2026-10-26T18:25:04.341Z

生成JSON格式的高度解剖精度肖像，呈現石階上的極致質感。可修改生物識別參考或服飾細節以生成不同人物。

### Full prompt
```text
{
  "subject": {
    "identity": {
      "biometric_reference": "[薩布麗娜·卡彭特]",
      "forensic_fidelity_level": "1.0 (Digital Twin)",
      "facial_morphology": {
        "structure": "心形面部結構，顴弓分明，下頜輪廓柔和",
        "eyes": {
          "iris_pattern": "細節極其豐富的藍綠色虹膜基質，帶有清晰的瞳孔區和色素隱窩",
          "anatomy": "外眥傾斜，眶上嵴清晰，自然濃密的睫毛",
          "color_hex": "#A1C4D0"
        },
        "nose": {
          "morphology": "直鼻樑，鼻尖精緻微翹，鼻翼基底對稱"
        },
        "skin": {
          "texture": "肉眼可見的毛孔，表皮細微紋理，無人工磨皮或柔化",
          "tone_hex": "#F9E4D6",
          "physics": "帶有逼真血管底色的次表面散射"
        }
      }
    },
    "body": {
      "somatotype": "外胚與中胚複合型，等比例縮放至151釐米身高的嬌小體型",
      "proportions": {
        "waist_to_hip_ratio": "0.7解剖學精確腰臀比",
        "shoulder_width": "纖窄且自然的鎖骨輪廓",
        "muscle_density": "體態與結構線條勻稱緊緻"
      },
      "limbs": {
        "hands": "精細的指骨，自然的甲床，解剖學關節紋理",
        "feet": "自然落在石階上的精確蹠骨結構"
      }
    },
    "hair": {
      "style": "濃密蓬鬆的微卷金色長髮，搭配法式八字劉海",
      "physics": "具備各向異性高光的獨立髮絲渲染",
      "color_hex": "#E6D2A0"
    },
    "wardrobe": {
      "base_layer": "[黑色真絲緞面及膝裙]，領口適度端莊，下襬優雅及膝",
      "outer_layer": "舒適地搭在雙肩上的[粗針織黑色寬鬆開衫]",
      "material_science": "緞面的鏡面光澤與羊毛針織的啞光吸光形成對比",
      "accessories": "右手腕上的[細銀手鍊]"
    },
    "pose_action": {
      "description": "坐在風化的石階上，身體微側面向鏡頭，左手輕倚面頰呈沉思中性神情，右手自然搭在膝上，目光平靜，雙唇微閉",
      "posture": "石階上不對稱且放鬆的坐姿，裙襬自然垂順"
    }
  }
}
```