Ad Tech Briefing: Criteo named first ad tech partner to OpenAI’s ChatGPT ad pilot

Earlier this week, Criteo confirmed it is the first ad tech partner to integrate with OpenAI’s advertising pilot in the U.S., available in ChatGPT’s free and Go tiers. The move formalizes what the company first hinted at in late 2025 — that large language models would become the next frontier of its commerce media strategy. […]