Microsoft's partnership with OpenAI could face an EU antitrust investigation as regulators singled out their exclusivity clauses while Google's artificial intelligence deal with Samsung also triggered scrutiny.

EU antitrust regulators will seek additional third-party views, EU competition chief Margrethe Vestager said on Friday. The moves underscore the unease among regulators worldwide on Big Tech leveraging its dominance into the new technology, echoing the companies' market power in other se