This report is a dated publication with frozen data — like an annual report. For real-time rankings updated every month, visit the Benchfolk Public Index.
4
houses capture 60% of champagne citations
71%
of cognac citations go to 4 houses
4
LLMs tested in parallel
30
curated prompts per category
GPT-4o · Perplexity Sonar Pro · Claude Sonnet 4.6 — Benchfolk Index May 2026
The rankings — May 2026
Top 5 per category. Real data across 15 curated buying prompts per sub-vertical.
Champagne, cognac, whisky, Bordeaux, Burgundy, Rhône. Designed to reflect real buyer questions: gifting, food pairing, regional discovery, connoisseur recommendations.
02
4 LLMs tested
GPT-4o, Perplexity Sonar Pro, Claude Sonnet 4.6, Gemini. Each has a different corpus and retrieval behavior — a brand can rank well on one and be invisible on another.
03
Composite score /100
Citation frequency × position in response × context quality × sector benchmark. One number that tracks over time. The agent ships the actions that move it.
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