PRP INDEX
Measurement prompts
60
Repetitions
6x
LLMs analyzed
6
Measured calls
2,160
Measurement Notice
This data is measured and aggregated from the responses of 6 LLMs — ChatGPT, Claude, Gemini, Perplexity, Grok, and Google AI Overview. It does not evaluate, rank, or endorse the actual quality or capability of the companies, institutions, or brands measured. It is an observational record of information visibility in the AI era.
Most-Cited Brand by LLM
The brand each of the 6 LLMs cited most often for PRP questions.
ChatGPT
강*세브란스병원
4.7%
Claude
닥*포헤어
13.3%
Gemini
모*림성형외과
27.5%
Perplexity
G*녹십자아이메드 강남의원
58.9%
Grok
오*클피부과 강남점
24.7%
Google AI Overview
닥*뉴셀의원 강남점
14.4%
PRP Citation Ranking TOP 10
Citation share combined across this item's questions only. Rankings may differ from the overall ranking.
01
G*녹십자아이메드 강남의원
12.0%
21.5
02
모*림성형외과
6.1%
9.9
03
오*클피부과
5.4%
7.4
04
맥*웰피부과
5.0%
9.9
05
스*우의원
5.0%
7.2
06
오*클피부과 강남점
4.7%
9.0
07
강*브엘의원
4.1%
5.9
08
딜*이트피부과
3.8%
8.4
09
모*림성형외과의원
3.4%
6.5
10
모*림의원
3.3%
6.8
Measured 2026-05 · 2.2K calls combined · Some brand names masked
Top Brand by Segment
How the top-cited brand for PRP shifts with the asker's profile (age and gender).
20s
30s
40s
50s
60+
Male
Female
Each cell shows the most-cited brand for that segment — the darker the cell, the higher the citation rate. Click a cell to switch the ranking below to that segment.
Try clicking a cell in the heatmap above.
LLM × Segment Comparison
Compare each LLM's top brand while switching segment conditions.
ChatGPT
강*세브란스병원
4.7%
Claude
닥*포헤어
13.3%
Gemini
모*림성형외과
27.5%
Perplexity
G*녹십자아이메드 강남의원
58.9%
Grok
오*클피부과 강남점
24.7%
Google AI Overview
닥*뉴셀의원 강남점
14.4%
Each cell shows the brand each LLM cites most under the selected conditions. Change the filters to see how each LLM's top pick shifts.
Sample Measurement Prompts
A selection from the 60 prompts used in the actual measurement. The full prompt pool design is published in our methodology.
- 01
“Recommend a good place for PRP in Gangnam.”
- 02
“Recommend the 5 best clinics for PRP in Gangnam.”
- 03
“Which clinics in Gangnam offer PRP at reasonable prices?”
- 04
“Recommend a place in Gangnam for PRP with great results and real expertise.”
- 05
“Where can I get PRP in Gangnam with good reviews?”
- 06
“Where in Gangnam can I get PRP safely with minimal side effects?”
Custom Research
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