In spring 2025, Microsoft Advertising announced the closure of its DSP Xandr Invest, formerly AppNexus, a pioneer of OpenRTB and one of the first DSPs on the market. This shutdown is effective from February 28. At the same time, the company’s Advertising division announced that it wanted to focus its investments on its media buying platform Microsoft Advertising Platform, powered by AI, and on its SSP Xavier Toulemonde, director partner sales continental Europe & LATAM at Microsoft Monetize, explains to mind Media the contours of this reorganization, its challenges and Microsoft Advertising’s projects.
A May 2025, Microsoft announced the closure of its DSP Xandr from February 2026, in order to concentrate its investments “only on the Microsoft Advertising Platform media buying platform” and on its Microsoft Monetize SSP. Can you tell us more about the strategic and development issues linked to the group’s advertising activity?
Indeed, regarding Microsoft Invest, or Xandr DSP depending on the name chosen, the decision was taken internally to no longer support
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Authors of the article
Head of Adtech section for mind Media
