ChatGPT ads agencies in Europe by country: who runs ads in ChatGPT (2026)

Ads in ChatGPT are the newest paid channel in Europe: OpenAI says they went live in 31 European markets on 24 August 2026, shown only to users on the Free and Go plans. This page compares ChatGPT ads agencies in Europe (and the US) country by country. I list only independent agencies registered and headquartered in the country that publicly offer to manage ChatGPT ads.

How ChatGPT ads agencies in Europe differ by country

ChatGPT ads agencies in Europe have weeks or a few months of experience at most, so no one can show a long track record. The large international ad networks were among OpenAI’s launch partners and are excluded from these rankings; the agencies listed here are independent performance agencies that added the channel and say so on their own service pages.

ChatGPT ads agencies in Europe: rankings by country

Each ranking of ChatGPT ads agencies in Europe below lists 3–8 agencies with registry data and what each one actually offers: Poland, Germany, Spain, France, the Netherlands, the Czech Republic, Romania, the US.

What ChatGPT ads agencies in Europe charge

ChatGPT ads agencies in Europe usually sell a fixed-fee pilot or add the channel to an existing paid-media retainer. OpenAI sells the ads by impressions or clicks through its Ads Manager, and according to Reuters (October 2026) the channel covered 89 markets and more than 100,000 advertisers by then.

How to choose between ChatGPT ads agencies in Europe

Treat ChatGPT ads agencies in Europe as test partners: agree a short pilot with a fixed budget, clear success measures and a stop rule. Keep the ads account in your own name, and ask how the agency will measure sales beyond ChatGPT’s own reporting.

ChatGPT ads agencies in Europe: FAQ