# Microsoft's OpenAI Deal Has a Loophole Big Enough to Drive Through - slug: microsofts-openai-deal-has-a-loophole-big-enough-to-drive-through - date: 2026-03-24 - category: Artificial Intelligence When OpenAI filed an investor document in March 2026, it listed Microsoft as a concentration risk — the company responsible for a substantial portion of OpenAI's financing and compute, and a potential cause of adverse business outcomes if the relationship frays. ---