Doubao Seed 2.1 Pro  default · This model version has no selectable reasoning tiers · 2026-11-08 · Sample 3/3

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AI reference score

6.30 ± 0.71

The ± value shows how much the counted judges’ scores vary across both rounds of scoring.

Claude Opus 5.5 · medium · Pass 1 6.40
Claude Opus 5.5 · medium · Pass 2 6.00
GPT-6 Astra · medium · Pass 1 7.05
GPT-6 Astra · medium · Pass 2 6.80
Grok 4.7 · medium · Pass 1 6.50
Grok 4.7 · medium · Pass 2 5.05

Scoring criteria

Pelican likeness
7.00
Bicycle correctness
7.17
Riding pose
5.17
Composition
6.00
Obvious errors (higher is better)
5.50
Drawing checks passed Normal

Judges

Claude Opus 5.5 · medium · Pass 1

6.40

What the judge sees: Original (Chinese) 白色背景上有一只卡通风格的白色鹈鹕,长着橙黄色的大喙和下方浅黄色的喉囊,正骑在一辆蓝色车架的自行车上。鹈鹕的身体在车座上方,弯曲的长脖子向右前方伸出,两只白色翅膀向前伸到车把上,两条橙色的腿向下踩着位于车架中部的灰色踏板。自行车有两个黑色轮胎、灰色辐条的车轮,一左一右,车下方有一道浅灰色椭圆形阴影。

The bike structure is clear, but the body floats above the saddle and one foot misses the pedal.

Machine translated

Original (Chinese) 车体结构清楚,但身体悬浮在车座上方,一只脚没踩到踏板。

  • Long beak and throat pouch: Yes
  • Two wheels: Yes
  • Frame connects the wheels: Yes
  • Bird sits on the seat: Yes
  • Feet on the pedals: No
Pelican likeness
7.00
Bicycle correctness
8.00
Riding pose
5.00
Composition
6.00
Obvious errors (higher is better)
5.00

Claude Opus 5.5 · medium · Pass 2

6.00

What the judge sees: Original (Chinese) 白色背景上有一只卡通风格的白色鹈鹕,长着橙黄色的大喙和下方浅黄色的喉囊,正骑在一辆蓝色车架的自行车上。鹈鹕的身体在车座上方,弯曲的长脖子向右前方伸出,两只白色翅膀向前伸到车把上,两条橙色的腿向下踩着位于车架中部的灰色踏板。自行车有两个黑色轮胎、灰色辐条的车轮,一左一右,车下方有一道浅灰色椭圆形阴影。

The structure is mostly complete, but the legs and feet are stiff, one foot isn't on a pedal, and the background is plain.

Machine translated

Original (Chinese) 结构基本齐全,但腿脚僵硬,一只脚没踩在踏板上,背景单调

  • Long beak and throat pouch: Yes
  • Two wheels: Yes
  • Frame connects the wheels: Yes
  • Bird sits on the seat: Yes
  • Feet on the pedals: No
Pelican likeness
7.00
Bicycle correctness
7.00
Riding pose
5.00
Composition
5.00
Obvious errors (higher is better)
5.00

GPT-6 Astra · medium · Pass 1

7.05

What the judge sees: Original (Chinese) 白色背景上,一只浅灰白色的鸟骑在蓝色自行车上,鸟的头部位于右上方,长而宽的黄色嘴朝右,嘴边和两条长腿为橙色。自行车有两个黑色外胎、灰色辐条的圆形车轮,蓝色车架位于两轮之间,鸟的双腿向下伸到踏板处,车轮下方有一条浅灰色椭圆形阴影。

Long beak and pouch are clear, but the saddle is unclear, and the long legs and thin wings look stiff.

Machine translated

Original (Chinese) 长喙与喉囊清楚,但车座不明确,长腿和细翅显得僵直。

  • Long beak and throat pouch: Yes
  • Two wheels: Yes
  • Frame connects the wheels: Yes
  • Bird sits on the seat: No
  • Feet on the pedals: Yes
Pelican likeness
8.00
Bicycle correctness
7.00
Riding pose
6.00
Composition
7.00
Obvious errors (higher is better)
7.00

GPT-6 Astra · medium · Pass 2

6.80

What the judge sees: Original (Chinese) 白色背景上,一只浅灰白色的鸟骑在蓝色自行车上,鸟的头部位于右上方,长而宽的黄色嘴朝右,嘴边和两条长腿为橙色。自行车有两个黑色外胎、灰色辐条的圆形车轮,蓝色车架位于两轮之间,鸟的双腿向下伸到踏板处,车轮下方有一条浅灰色椭圆形阴影。

Subject is clear, but the wings and legs are too long and thin, and the saddle and parts of the pedals aren't clear enough.

Machine translated

Original (Chinese) 主体清楚,但翅膀和腿过于细长,车座及部分踏板不够明确。

  • Long beak and throat pouch: Yes
  • Two wheels: Yes
  • Frame connects the wheels: Yes
  • Bird sits on the seat: No
  • Feet on the pedals: Yes
Pelican likeness
7.00
Bicycle correctness
7.00
Riding pose
6.00
Composition
7.00
Obvious errors (higher is better)
7.00

Grok 4.7 · medium · Pass 1

6.50

What the judge sees: Original (Chinese) 画面中央是一只白色鹈鹕侧身骑在一辆蓝色自行车上,朝向右侧。鹈鹕有橙色大嘴、黑色小眼睛和橙色双腿踩在脚踏上,身体和尾羽在车架上方偏左。自行车有两个黑色外圈、浅色辐条的车轮,车身下方有一条浅灰色阴影,背景为白色。

The beak, pouch, and both wheels are clear, but the bird floats above the bike instead of sitting on the saddle.

Machine translated

Original (Chinese) 喙囊与双轮清楚,但鸟身悬空,没有坐在车座上。

  • Long beak and throat pouch: Yes
  • Two wheels: Yes
  • Frame connects the wheels: Yes
  • Bird sits on the seat: No
  • Feet on the pedals: Yes
Pelican likeness
7.00
Bicycle correctness
7.00
Riding pose
6.00
Composition
6.00
Obvious errors (higher is better)
6.00

Grok 4.7 · medium · Pass 2

5.05

What the judge sees: Original (Chinese) 画面中央是一只白色鹈鹕侧身骑在一辆蓝色自行车上,朝向右侧。鹈鹕有橙色大嘴、黑色小眼睛和橙色双腿踩在脚踏上,身体和尾羽在车架上方偏左。自行车有两个黑色外圈、浅色辐条的车轮,车身下方有一条浅灰色阴影,背景为白色。

The bird's body floats apart from both legs and isn't on the saddle, so the riding setup doesn't work.

Machine translated

Original (Chinese) 鸟身悬空且与双腿分离,未坐上车座,骑行关系不成立。

  • Long beak and throat pouch: Yes
  • Two wheels: Yes
  • Frame connects the wheels: Yes
  • Bird sits on the seat: No
  • Feet on the pedals: Yes
Pelican likeness
6.00
Bicycle correctness
7.00
Riding pose
3.00
Composition
5.00
Obvious errors (higher is better)
3.00

Drawing details

Validation: Drawing checks passed

Generate an SVG of a pelican riding a bicycle

View SVG source
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  <title id="title">Pelican riding a bicycle</title>
  <desc id="desc">A white pelican with a large yellow beak and pouch riding a blue bicycle.</desc>

  <defs>
    <linearGradient id="bodyGrad" x1="0" y1="0" x2="0" y2="1">
      <stop offset="0" stop-color="#ffffff"></stop>
      <stop offset="1" stop-color="#e6edf4"></stop>
    </linearGradient>

    <linearGradient id="beakGrad" x1="0" y1="0" x2="0" y2="1">
      <stop offset="0" stop-color="#ffd98f"></stop>
      <stop offset="1" stop-color="#f4a33a"></stop>
    </linearGradient>

    <g id="wheel">
      <circle r="82" fill="none" stroke="#1f2937" stroke-width="10"></circle>
      <circle r="68" fill="none" stroke="#d1d5db" stroke-width="2"></circle>
      <g stroke="#aeb5bf" stroke-width="1.5">
        <line x1="-68" y1="0" x2="68" y2="0"></line>
        <line x1="-58.9" y1="-34" x2="58.9" y2="34"></line>
        <line x1="-34" y1="-58.9" x2="34" y2="58.9"></line>
        <line x1="0" y1="-68" x2="0" y2="68"></line>
        <line x1="34" y1="-58.9" x2="-34" y2="58.9"></line>
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      </g>
      <circle r="7" fill="#4b5563"></circle>
    </g>
  </defs>

  
  <ellipse cx="400" cy="527" rx="305" ry="16" fill="#0000001a"></ellipse>

  
  <use href="#wheel" x="220" y="430"></use>
  <use href="#wheel" x="580" y="430"></use>

  
  <g fill="none" stroke-linecap="round" stroke-linejoin="round">
    <path d="M220 430 L390 430 L320 300 Z" stroke="#1d4ed8" stroke-width="10"></path>
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  </g>

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  <circle cx="220" cy="430" r="13" fill="#e5e7eb" stroke="#6b7280" stroke-width="3"></circle>
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  <circle cx="390" cy="430" r="6" fill="#374151"></circle>
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  <rect x="424" y="398" width="26" height="10" rx="2" fill="#111827" transform="rotate(-12 437 403)"></rect>
  <rect x="337" y="451" width="26" height="10" rx="2" fill="#111827" transform="rotate(-12 350 456)"></rect>

  
  <path d="M238 202 L175 176 L206 214 L166 240 L238 234 Z" fill="url(#bodyGrad)" stroke="#c2c8d0" stroke-width="3" stroke-linejoin="round"></path>

  
  <ellipse cx="305" cy="215" rx="94" ry="70" fill="url(#bodyGrad)" stroke="#c2c8d0" stroke-width="3" transform="rotate(-7 305 215)"></ellipse>

  
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  <g fill="none" stroke-linecap="round">
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  </g>

  
  <g stroke="#c76a25" stroke-width="2" stroke-linecap="round">
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  </g>

  
  <path d="M345 205 C380 160 420 145 452 145" fill="none" stroke="#c2c8d0" stroke-width="50" stroke-linecap="round"></path>
  <path d="M345 205 C380 160 420 145 452 145" fill="none" stroke="url(#bodyGrad)" stroke-width="42" stroke-linecap="round"></path>

  
  <circle cx="470" cy="138" r="35" fill="url(#bodyGrad)" stroke="#c2c8d0" stroke-width="3"></circle>

  
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  <path d="M616 154 C634 158 635 176 618 181 C612 173 613 162 616 154 Z" fill="#ef8137" stroke="#d96b25" stroke-width="2"></path>

  
  <circle cx="482" cy="129" r="5.5" fill="#1f2937"></circle>
  <circle cx="484" cy="127" r="1.8" fill="#ffffff"></circle>

  
  <g fill="none" stroke-linecap="round">
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</svg>