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Kirkland Signature Brut Champagne

Latest three-month snapshot through 2026-07-28 · 1 wave. Use the controls above to change the window.

6%share of voice · 4 of 72 recommendation answers
6%named first in recommendation answers
85%positive tone · 11 of 13 coded mentions

Champagne · 1 wave · n=72 answers, pooled

By model

How often each model brings the brand up in recommendation answers.

modelshare of voiceanswers
ChatGPT0%0 of 24
Claude0%0 of 24
Gemini17%4 of 24

Share of recommendations over time

Wave-by-wave share of recommendation answers that named this brand.

waveshare of voiceanswerschange
2026-07-286%4 of 72

What they call it

Recurring descriptions in the models' own words, grouped by theme.

In their words

13 exact quoted mentions in this snapshot, grouped by coded tone. Recent quotes are deduplicated and mixed across models.

What they recommend

“This is widely considered the absolute best-value true Champagne in the world. Produced by Manuel Janisson (such as in Verzenay, France), it is a traditional blend of Pinot Noir, Chardonnay, and Pinot Meunier. It delivers the classic, high-”
Gemini · 2026-07-28 · Champagne
“Kirkland Signature Brut Champagne ($19.99) is a well-known budget option that's actually real Champagne rather than just sparkling wine, offering a similar Champagne experience at a fraction of the price”
Claude · 2026-07-28 · Champagne
“widely considered one of the absolute best values in the wine world.”
Gemini · 2026-07-28 · Champagne
“Kirkland Signature Brut Champagne (~$20) – A well-regarded Costco house-brand option that punches well above its price.”
Claude · 2026-07-28 · Champagne
“The undisputed champion of budget Champagne. It is made for Costco by Manuel Janisson, a respected producer in Verzenay. It is crisp, features plenty of persistent bubbles, and has that signature "baked brioche" yeasty finish of expensive b”
Gemini · 2026-07-28 · Champagne

Where they hedge

“Not a true stylistic twin—it is simpler and can be somewhat sweeter in impression—but it is real Champagne at a dramatic discount. Best for large parties rather than when you specifically want Charles's complexity.”
ChatGPT · 2026-07-28 · Champagne
“If you specifically want **actual Champagne**, this is often the strongest price-to-quality play. Availability varies widely by store and state.”
ChatGPT · 2026-07-28 · Champagne

The substitution map

Which competitors models suggest when shoppers ask for something cheaper.

Kirkland Signature Brut Champagne suggested as the cheaper alternative to
  • charles heidsieck brut réserve ×3
  • piper heidsieck ×2
  • nicolas feuillatte brut réserve ×2
  • moët & chandon impérial brut ×1
  • moët & chandon impérial ×1

Where this comes from

5 of 13 mentions appear alongside an identifiable web citation. Citation does not establish causation.

cited sourcementions
costcowineblog.com3
wine-searcher.com1
tastingtable.com1
sporked.com1
thekitchn.com1
reddit.com1
thefermentedfruit.com1

Where they send you

Stores and sites models name as places to buy this brand.

retailermentions
Costco11
sameday1

Method: fixed shopper questions asked repeatedly to Claude, OpenAI GPT and Gemini with web search on. Shares are the percentage of recommendation answers mentioning the brand. Quotes are AI outputs; full transcripts are kept as receipts.