June 2026 · refreshed monthly · 120 prompts across 4 assistants
When shoppers ask an AI assistant "What's the best cold brew coffee?", only a few cold brew coffee brands make the shortlist. In June 2026, across ChatGPT, Gemini, Perplexity and Amazon Rufus, Sleepy Owl led with about 48% Share of AI, followed by Blue Tokai and Rage Coffee. The single biggest driver of these recommendations was youtube reviews. Here's the full leaderboard.
| # | Brand | ChatGPT | Gemini | Perplexity | Rufus | Share of AI | Trend |
|---|---|---|---|---|---|---|---|
| 1 | Sleepy Owl | ● | ● | ● | ● | NEW | |
| 2 | Blue Tokai | ● | ● | ● | ● | ▲ 2 | |
| 3 | Rage Coffee | ● | ◐ | ◐ | ● | ▲ 2 | |
| 4 | Country Bean | ● | ◐ | ● | ◐ | ▲ 1 | |
| 5 | Slay Coffee | ◐ | ◐ | ◐ | ◐ | ▬ | |
| 6 | Continental Coffee | ◐ | ◐ | ◐ | ◐ | ▼ 2 | |
| 7 | Starbucks | ◐ | ○ | ○ | ○ | ▲ 1 | |
| 8 | Beanly | ○ | ○ | ○ | ○ | ▲ 2 |
● frequently recommended ◐ sometimes ○ absent
The sources AI leans on when recommending cold brew coffee — this is where Share of AI is won or lost. Show up here and you show up in the answer.
▲ Gaining Share of AI
▼ Losing ground
We run about 120 representative buying prompts for cold brew coffee across ChatGPT, Gemini, Perplexity and Amazon Rufus, then measure how often and how prominently each brand appears, and which sources each assistant cites. Scores are comparable across brands and tracked month over month.
Expert blogs, research reports and infographics — practical, data-driven reading across e-commerce and quick-commerce.
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