The Herm Index
Where AI shops, by market.
A standing, personalization-free measurement of how five AI models answer real shopping questions — one Index per market and sector, refreshed weekly. Pick a market to see what is tracked.
Refreshed Jul 27, 2026 3 markets 9 live indexes 2,780 brands 5-model panel ChatGPT · Claude · Gemini · Perplexity · Grok
◍ herm · index directory
Browse every Index
live building not yet tracked
Market
A market opens when 9 tracked questions clear the panel in its language. Suggest a market →
Sector · Turkey 8 live · 3 building · 2 not yet tracked
● Cosmetics Nar Botanik View ◐ Travel ranking not yet published Notify ◐ Innerwear ranking not yet published Notify ● Furniture Meşe & Kavak View ○ Nightwear not yet tracked Request ● Ready to Wear Ada Atölye View ● Sportswear Kuvvet View ● Mother & Baby Minik Ada View ● Kitchen Bakır & Tuz View ● Home Textiles Lale Dokuma View ◐ Home Appliances ranking not yet published Notify ● Shoes & Bags Sahil Deri View ○ Pets not yet tracked Request Same 5-model panel and the same method in every market · methodology → sample data
Sector · United Kingdom 1 live · 3 building · 9 not yet tracked
● Cosmetics Maren Skin View ○ Travel not yet tracked Request ○ Innerwear not yet tracked Request ◐ Furniture ranking not yet published Notify ○ Nightwear not yet tracked Request ◐ Ready to Wear ranking not yet published Notify ○ Sportswear not yet tracked Request ○ Mother & Baby not yet tracked Request ○ Kitchen not yet tracked Request ○ Home Textiles not yet tracked Request ○ Home Appliances not yet tracked Request ◐ Shoes & Bags ranking not yet published Notify ○ Pets not yet tracked Request Same 5-model panel and the same method in every market · methodology → sample data
Sector · Netherlands 0 live · 2 building · 11 not yet tracked
◐ Cosmetics ranking not yet published Notify ○ Travel not yet tracked Request ○ Innerwear not yet tracked Request ○ Furniture not yet tracked Request ○ Nightwear not yet tracked Request ◐ Ready to Wear ranking not yet published Notify ○ Sportswear not yet tracked Request ○ Mother & Baby not yet tracked Request ○ Kitchen not yet tracked Request ○ Home Textiles not yet tracked Request ○ Home Appliances not yet tracked Request ○ Shoes & Bags not yet tracked Request ○ Pets not yet tracked Request Same 5-model panel and the same method in every market · methodology → sample data
This week
Biggest moves across every live Index.
Week over week change in panel score, all markets.
Turkey · Furniture Meşe & Kavak 88.4 ▲ 6.2 rank 01 (was 03) Turkey · Ready to Wear Ada Atölye 91.0 ▲ 4.1 rank 01 (was 02) United Kingdom · Cosmetics Osma Lab 86.7 ▼ 3.8 rank 03 (was 01) Turkey · Home Textiles Lale Dokuma 79.3 ▲ 5.5 rank 01 (was 06)
sample data
Every Index runs the same way: a fixed set of shopping questions, personalization off, five models, refreshed weekly. Nobody buys their way up — in any market.
— Index methodology · fairness note
- Panel
- ChatGPT · Claude · Gemini · Perplexity · Grok
- Refresh
- weekly · same day, same prompts
- Personalization
- off — no accounts, no history
- Paid placement
- not available, in any market
◒ Don’t see your sector?
Your score doesn’t wait for the Index.
The public Index covers the sectors we track. A readiness score covers your brand — in any market, on the same five-model panel. Self-serve, minutes.
Get your score →Tell us where to open next
We open markets and sectors in the order they are asked for. Leave an email and we will tell you when yours goes live.
No sales calls · unsubscribe anytime.