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AI, Resale and the New Discovery Layer

How AI tools and secondhand platforms are reshaping fashion discovery and purchase validation.

Fashion AI™ Research

AI, Resale and the New Discovery Layer

AI tools and secondhand platforms increasingly sit upstream of the boutique. Fashion brands need product information and narratives that work for human clients, search systems and machine-mediated discovery.

Reported

50%

Luxury shoppers consulting secondhand before buying new

Resale is now part of discovery and value validation, not only a post-purchase channel.

Bain & Company / Altagamma, 2026

Reported

50%

Luxury shoppers using AI in the purchase journey

Product data, comparison content and brand narratives increasingly need to be machine-readable.

Bain & Company / Altagamma, 2026

Reported

19%

US consumers using AI to discover or decide purchases

Among US consumers who reported using AI tools.

McKinsey & Company, 2026

Reported

74%

EU-5 recent AI use — Italy

Share reporting AI use in the prior three months; UK 67%, Germany 66%, France 63%, Spain 59%.

McKinsey & Company, 2026

Reported

70%+

Gen Z + Millennials share of resale growth through 2030

A strong cohort signal for circular fashion, acquisition and lifecycle strategies.

ThredUp / GlobalData, 2026

Reported

~25%

Consumers using generative AI for shopping

Across McKinsey’s 2026 five-country consumer sample, about one quarter reported using generative AI for shopping.

McKinsey & Company, 2026

Reported

28%

Gen Z using generative AI for shopping

Versus 16% among boomers in the same study—an important discovery-channel difference by cohort.

McKinsey & Company, 2026

Reported

34%

Gen Z citing social media in purchase decisions

Social remains a material conversion influence, not only a top-of-funnel awareness channel.

McKinsey & Company, 2026

Reported

−8%

Open-web traffic since 2023

Discovery is fragmenting across AI, social, marketplaces and owned channels, increasing the value of structured product and brand data.

McKinsey & Company, 2026

Reported

64%

Luxury buyers using AI — China

Share who used AI during their most recent luxury purchase in Bain’s April 2026 consumer research; US was 54% and France 27%.

Bain & Company / Comité Colbert, 2026

Reported

82%

Top-tier luxury clients using AI

AI use rises sharply with spending level: 82% among top-tier clients versus 28% among the lowest-spending segment.

Bain & Company / Comité Colbert, 2026

Reported

47%

In-store luxury buyers using AI before the boutique

Physical retail increasingly inherits a digital research journey; store teams, product information and inventory visibility should assume pre-visit AI discovery.

Bain & Company / Comité Colbert, 2026