Which beer brands do AI assistants recommend in South Korea? Q4 2026
In South Korea, AI assistants most often recommend Cass, Hite and Heineken 0.0 for beer. Cass is named by 5 of 5 assistants.
What the data says
Cass (OB Beer) is the beer brand AI assistants recommend most in South Korea, taking 18.7% of all recommendation points across 5 assistants. Hite follows with 7% and Heineken 0.0 is third with 6.5%.
Cass's lead over Hite is 11.7 points, a clear advantage in how AI shortlists the category.
Every assistant tested (ChatGPT, Claude, DeepSeek, Gemini and Grok) puts Cass first.
The top five brands hold 44% of recommendations out of 39 brands named in total, leaving room for challengers to break into AI shortlists.
| # | Brand | Owner | AI share | ChatGPT | Claude | DeepSeek | Gemini | Grok |
|---|---|---|---|---|---|---|---|---|
| 1 | Cass | OB Beer | 18.7% | 35 | 70 | 70 | 35 | 70 |
| 2 | Hite | HiteJinro | 7% | 25 | 20 | 25 | 35 | – |
| 3 | Heineken 0.0 | Heineken | 6.5% | 25 | 20 | 12 | 20 | 20 |
| 4 | Terra | Terra | 6% | 20 | 25 | 20 | 25 | – |
| 5 | Magpie Brewing | Magpie Brewing | 5.7% | 25 | 35 | 25 | – | – |
| 6 | OB | AB InBev | 4.7% | – | 12 | 8 | – | 50 |
| 7 | Kloud | Lotte Chilsung | 4.3% | 12 | 8 | 12 | 12 | 20 |
| 8 | The Booth | The Booth Brewing | 4% | 35 | – | – | – | 25 |
| 9 | Cass 0.0 | OB Beer | 4% | 35 | – | – | 25 | – |
| 10 | Jeju Beer | Jeju Beer Company | 3.7% | – | 20 | 35 | – | – |
| 11 | Terra Zero | HiteJinro | 3% | – | 25 | 20 | – | – |
| 12 | Kloud Zero | Lotte Chilsung | 2.7% | 20 | – | 8 | – | 12 |
| 13 | Jeju Beer Company | Jeju Beer Company | 2.3% | – | – | – | 35 | – |
| 14 | Craftworks | Craftworks | 2.3% | – | – | – | – | 35 |
| 15 | Remove / Not Brand | Generic | 2.1% | – | – | – | – | 32 |
| 16 | Hite Zero | HiteJinro | 1.7% | – | – | 25 | – | – |
| 17 | Kabrew | Kabrew | 1.7% | – | – | – | 25 | – |
| 18 | Galmegi Brewing | Galmegi Brewing | 1.7% | – | 25 | – | – | – |
| 19 | Gorilla Brewing | Gorilla Brewing | 1.6% | 12 | – | 12 | – | – |
| 20 | Heineken | Heineken | 1.3% | 8 | – | – | – | 12 |
Questions about AI beer recommendations
- Which beer brand does ChatGPT recommend most in South Korea?
- ChatGPT recommends Cass most often for beer in South Korea. Across all assistants, Cass leads with 18.7% of recommendations.
- Which beer brand is improving fastest in South Korea?
- The Booth has the strongest momentum among challengers: AI names it first in 1 of 2 answers where it appears, while holding 4% share. This is the first Q4 2026 reading; change over time will be shown from the next update.
- How is the ranking calculated?
- We ask each AI assistant the questions shoppers ask in each category and market, record the top five brands it names, and give 35, 25, 20, 12 and 8 points for positions one to five. Share is a brand's points divided by all points awarded.
Beer: AI rankings by country
Covers: Craft Beer, Lager, Non-Alcoholic Beer.
Method: each AI assistant is asked the shopper questions for every segment in the category and market; the top five brands named score 35, 25, 20, 12 and 8 points. Share is a brand's points divided by all points awarded. Rankings reflect AI answers, not sales.
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