7 skin parameters · 19 tasks · 7 AI models

The AI benchmark for skincare, beauty and dermatology

SkinBench tests how accurately AI models measure skin. Haut.AI and other AI models are scored on the same images against ground truth, parameter by parameter.

General-purpose AI models versus Haut.AI tracing wrinkles on the same face, with each model’s Skin Intelligence Score
general-purpose AI models versus Haut.AI tracing wrinkles on the same face, with each model’s Skin Intelligence Score

Illustration of SkinBench findings

Leaderboard

Every model scored on the same skincare tasks. The Skin Intelligence Score is the average of seven skin parameter scores. 100 means perfect agreement with expert ground truth on every image.

Skin Intelligence Score

AI model scores out of 100, higher is better.

Haut.AI
69.6
Gemini 3.5 Flash
50.6
GPT-5.6 Sol
45.9
Claude Fable 5
45.4
Qwen3.8 27B
41.7
Grok 4.6
39.2
MedGemma 27B
28.5
Haut.AI SkinBench

Class prediction

AI model scores out of 100, higher is better.

Haut.AIHaut.AI
75.9
Gemini 3.5Gemini 3.5 Flash
60.0
Claude 5Claude Fable 5
59.0
GPT-5.6GPT-5.6 Sol
56.4
Qwen3.8Qwen3.8 27B
55.0
Grok 4.6Grok 4.6
47.6
MedGemmaMedGemma 27B
31.2
Haut.AI SkinBench

Segmentation

AI model scores out of 100, higher is better.

Haut.AIHaut.AI
46.9
Gemini 3.5Gemini 3.5 Flash
17.4
GPT-5.6GPT-5.6 Sol
15.2
Grok 4.6Grok 4.6
11.4
Claude 5Claude Fable 5
10.7
MedGemmaMedGemma 27B
3.0
Qwen3.8Qwen3.8 27B
2.6
Haut.AI SkinBench

Inclusivity

AI model scores out of 100, higher is better.

Haut.AIHaut.AI
50.9
Gemini 3.5Gemini 3.5 Flash
30.3
Claude 5Claude Fable 5
24.0
GPT-5.6GPT-5.6 Sol
23.0
Qwen3.8Qwen3.8 27B
17.2
Grok 4.6Grok 4.6
16.8
MedGemmaMedGemma 27B
6.5
Haut.AI SkinBench

Each chart is ranked by its own metric. Higher is better for all scores. Each benchmark scores 100 × metric × share of images the model answered; a benchmark with no result scores 0. Consistency of predictions is coming in version 2.

How the scores are built

Metrics: QWK for grades, balanced accuracy for skin type, clDice for line tracing, IoU for dark circle and puffiness tracing, boundary-tolerant Dice (10 px) for sun spot tracing. Benchmarks of the same task on different datasets are averaged into one task score. Class prediction is the mean of the 11 grading tasks and Segmentation the mean of the 8 tracing tasks. Each skin parameter is the mean of its tasks (Wrinkles covers all line grading and tracing tasks), and the Skin Intelligence Score is the mean of the seven parameters.

Inclusivity is the score on the model's worst skin tone group: light (MST 1 to 4, Haut.AI scale 1 to 3), medium (MST 5 to 6, Haut.AI 4 to 5) or dark (MST 7 to 10, Haut.AI 6 to 7). On each benchmark with at least two groups of 30 or more images, each group scores 100 × metric × share answered within that group, and the lowest group counts. Results are averaged across datasets, then across tasks. Skin tone benchmarks and datasets without skin tone data are excluded.

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Scores by skin parameter

How each model scores on the seven skin parameters, out of 100.

Wrinkles

AI model scores out of 100, higher is better

Crow's feet, forehead, glabellar, lip and under-eye lines, graded and traced.

Haut.AI
61.5
Gemini 3.5 Flash
39.2
GPT-5.6 Sol
39.1
Claude Fable 5
37.6
Qwen3.8 27B
31.5
Grok 4.6
31.3
MedGemma 27B
14.9
Frown lines on one test face: human graders’ lines, then each model in the order of the chart above. clDice for this face; 1 = perfect match. Single-face scores can differ from the dataset ranking above. *Claude Fable 5 drew its lines outside this crop.
Haut.AI SkinBench

Sun spots

AI model scores out of 100, higher is better

Haut.AI
52.6
Claude Fable 5
34.0
GPT-5.6 Sol
32.4
Gemini 3.5 Flash
28.3
Grok 4.6
26.7
Qwen3.8 27B
25.9
MedGemma 27B
20.6
Sun spots on one test face: human graders’ outlines, then each model in the order of the chart above. Tolerance Dice (10 px) for this face; 1 = perfect match. Single-face scores can differ from the dataset ranking above.
Haut.AI SkinBench

Redness

AI model scores out of 100, higher is better

Haut.AIHaut.AI
91.5
Gemini 3.5Gemini 3.5 Flash
89.6
Qwen3.8Qwen3.8 27B
77.0
GPT-5.6GPT-5.6 Sol
72.9
Claude 5Claude Fable 5
71.5
Grok 4.6Grok 4.6
61.4
MedGemmaMedGemma 27B
60.3
Haut.AI SkinBench

Skin tone

AI model scores out of 100, higher is better

Gemini 3.5Gemini 3.5 Flash
90.4
Claude 5Claude Fable 5
88.7
Grok 4.6Grok 4.6
87.9
Haut.AIHaut.AI
87.6
Qwen3.8Qwen3.8 27B
86.3
GPT-5.6GPT-5.6 Sol
81.6
MedGemmaMedGemma 27B
54.4

The one parameter where other models lead, by less than 3 points. It is also the most general task: identifying a tone, not measuring a skin condition.

Haut.AI SkinBench

Skin type

AI model scores out of 100, higher is better

Haut.AIHaut.AI
77.8
GPT-5.6GPT-5.6 Sol
57.7
Qwen3.8Qwen3.8 27B
47.0
Gemini 3.5Gemini 3.5 Flash
43.4
Claude 5Claude Fable 5
41.0
Grok 4.6Grok 4.6
36.8
MedGemmaMedGemma 27B
36.6
Haut.AI SkinBench

Dark circles

AI model scores out of 100, higher is better

Haut.AI
52.7
Gemini 3.5 Flash
32.4
GPT-5.6 Sol
25.2
Claude Fable 5
21.2
Grok 4.6
13.6
Qwen3.8 27B
7.4
MedGemma 27B
4.1
Dark circles on one test face: human graders’ outlines, then each model in the order of the chart above. IoU (overlap with the expert outline) for this face; 1 = perfect match. Single-face scores can differ from the dataset ranking above.
Haut.AI SkinBench

Eye puffiness

AI model scores out of 100, higher is better

Haut.AI
63.5
Gemini 3.5 Flash
31.2
Claude Fable 5
23.8
Grok 4.6
17.0
Qwen3.8 27B
17.0
GPT-5.6 Sol
12.2
MedGemma 27B
8.6
Eye puffiness on one test face: human graders’ outlines, then each model in the order of the chart above. IoU (overlap with the expert outline) for this face; 1 = perfect match. Single-face scores can differ from the dataset ranking above.
Haut.AI SkinBench

The model behind the scores

Meet SkinFM

Haut.AI’s skin foundation model

Our skin analysis is powered by SkinFM, trained on 20 million images. One foundation replaces a separate model for every task, so we can build new measurements faster and tailor grading to each brand.

SkinBench puts it to the test against six other AI models.

20M
images used to train SkinFM
230+
measured parameters
48
skin biomarkers

Built to test how well AI measures skin

Brands and consumers can now ask AI models about skin. SkinBench measures how well they do it, on the same images and against the same expert ground truth as Haut.AI.

01
7 skin parameters
Skincare-specific coverage

Wrinkles, sun spots, redness, skin tone, skin type, dark circles and eye puffiness.

02
19 tasks
Grading and tracing

11 grading tasks and 8 tracing tasks, every model scored on the same images.

03
One comparable score
Skin Intelligence Score

Seven parameter scores averaged into one number out of 100.

04
Every parameter
On this page

Every skin parameter score behind the overall score.

What the results show

A score isn't enough

A model can return a plausible score without looking at the right place. Segmentation shows where each model actually looked.

On tracing wrinkles, the best other model scores less than half of what Haut.AI scores.

38.6Haut.AI vs 11.8GPT-5.6 Sol
Forehead lines
Segmentation score
48.2Haut.AI vs 19.2GPT-5.6 Sol
Glabellar lines
Segmentation score
Scores out of 100
Grading

Grading is where other models come closest. Haut.AI leads on four of the five line grading tasks.

Rare cases

A model can score well overall and still fail on less common cases, such as the darkest skin tones. An average alone won't show it.

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SkinBench: frequently asked questions

What is SkinBench?

SkinBench is Haut.AI’s benchmark for AI skin measurement. It compares Haut.AI with six other AI models on seven skin parameters, using identical test sets, ground truth and published metric definitions, and ranks them with one Skin Intelligence Score.

Which models are in the benchmark?

The benchmark compares seven models: Haut.AI, Gemini 3.5 Flash (Google), GPT-5.6 Sol (OpenAI), Claude Fable 5 (Anthropic), Qwen3.8 27B (Alibaba), Grok 4.6 (xAI) and MedGemma 27B (Google). We test more models and tasks internally. The public board shows only the results where every listed model was tested on every listed task, so all scores are directly comparable.

How is SkinBench different from clinical validation?

Clinical validation tests one model in a clinical study, against dermatologists and established dermatological scales. SkinBench scores many models on the same test sets against the same ground truth, so they can be compared directly. They answer different questions.

Does Haut.AI lose on any task?

Yes, on 2 of the 19 tasks. Skin tone: Gemini 3.5 Flash (90.4), Claude Fable 5 (88.7) and Grok 4.6 (87.9) all score above Haut.AI’s 87.6, each within 3 points. Crow’s feet grading: Gemini 3.5 Flash (71.7) and Claude Fable 5 (64.2) score above Haut.AI’s 61.8; on crow’s feet tracing, Haut.AI leads 60.4 to 25.3 (Gemini 3.5 Flash).

Is the gap statistically significant?

Yes. On every board we tested statistically (16 boards, paired bootstrap over images), the difference between Haut.AI and the other models is significant (p ≤ 0.01).

How often is SkinBench updated?

Usually quarterly, and whenever a major model update or a notable new AI model is released. An automated pipeline re-runs every model on the same test sets. Haut.AI updates its own models monthly.

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