Retail media

Amazon Ads now lets brands target Walmart, Kroger and Sephora shoppers

Nov 4, 2026

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2 min read

Amazon Ads now lets brands target Walmart, Kroger and Sephora shoppers

The Attain integration feeds Amazon purchase data from rival stores and shows retailers they aren't the only ones who can monetize what they know about their shoppers.

Nicolas Jaimes

Retail media

Oct 23, 2026

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3 min read

Unlimitail signs Coopérative U, tightening its hold on French grocery retail media

From January 2027, Unlimitail will sell U's digital ad inventory alongside Carrefour's, and buyers will judge the deal on retailer choice, pricing and self-service access.

Nicolas Jaimes

Retail media

Sep 28, 2026

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4 min read

Magenta wants AI agents to run retail media buying across every network

Datagram co-founder Dali Ben Aleya has opened his agentic platform commercially with several CPG advertisers and a media agency as early partners, betting that agents can cut the cost of spreading budgets across retailers, including the ones still running on email and Excel.

Nicolas Jaimes

Retail media

Sep 24, 2026

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2 min read

McDonald's is building a $1 billion ad network without retail media's measurement

A pilot in 450 company-owned U.S. restaurants puts third-party ads on order screens, with franchisees and measurement still unsettled.

Nicolas Jaimes

Retail media

Sep 16, 2026

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4 min read

Mealz puts Carrefour Belgium's grocery aisle inside ChatGPT and eyes conversational retail media

The Lille-based startup is also building an in-app AI assistant for French grocery cooperative Coopérative U, where brands could one day buy shopper intent rather than keywords.

Retail media

Sep 1, 2026

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4 min read

Advertima wants in-store retail media held to digital's measurement standards

The Swiss vendor's computer vision counts who actually looks at a store screen, picks the next spot in real time and ties that exposure to a purchase – and it is now looking at France.

Nicolas Jaimes

Retail media

Social Retail: the "world first" Unlimitail is betting on to reshuffle audience extension

Apr 20, 2026

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2 min read

Social Retail: the "world first" Unlimitail is betting on to reshuffle audience extension

Unlimitail is pushing retailer transactional data straight into social platforms' optimisation engines rather than through a third-party clean room. First rollout with Carrefour data on Meta, before Brazil and Spain.

Nicolas Jaimes

Retail media

Nov 27, 2025

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5 min read

Retail media: what buyers (really) expect on transparency, standards and data

Open Garden gathered around ten media buyers – agency, independent and advertiser side – to hear what excites them and what frustrates them about retail media. Aggregated and anonymized.

Nicolas Jaimes

Retail media

Nov 13, 2025

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6 min read

Retail media faces the agentic wave: build dikes or ride it

If product discovery moves upstream into universal AI assistants, retailers lose the on-site inventory that carries at least 70% margin, and the intent signals that underpin audience extension. Two options remain: build dikes, or ride the wave.

Nicolas Jaimes