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OpenAI and Microsoft Just Rewrote Their Entire Deal

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Microsoft drops exclusivity, OpenAI can sell on any cloud. The most important AI partnership in history was quietly rewritten on a Sunday evening.

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On Sunday evening, Microsoft and OpenAI announced a fundamental restructuring of their partnership agreement. What started as an exclusive cloud deal in 2019 is now a much looser arrangement — with far-reaching consequences for the entire AI industry.

What changed

The biggest shift: OpenAI is no longer tied exclusively to Azure. Products will still ship on Azure first, but OpenAI can now sell its services through any cloud provider. This is a direct consequence of the $50 billion Amazon deal signed in February — which would have been legally problematic without this contract change.

Other key terms: Microsoft will stop paying a revenue share to OpenAI. OpenAI will continue paying Microsoft a revenue share, but it’s now capped and only runs through 2030. Microsoft’s IP license for OpenAI models extends through 2032 but is no longer exclusive. Microsoft remains a major shareholder with direct financial upside.

Why now

OpenAI has been diversifying aggressively. The $122 billion funding round in late March, the Amazon deal, the approaching IPO — none of that works if you’re chained to a single cloud partner.

Simon Willison put it well: the old AGI clause that could theoretically have cut off Microsoft’s access to OpenAI’s technology is now officially dead. It was one of the most bizarre aspects of the original deal — and one of the biggest uncertainties for investors.

What it means for the AI industry

For AWS and Google Cloud, this is a win. OpenAI models on their infrastructure means more customers, more revenue, more relevance in the AI race. For Microsoft, it’s a calculated trade: they lose exclusivity but keep their stake in a company valued at $852 billion.

The timing is notable too. The same weekend, reports surfaced that OpenAI has missed its own growth targets. The new deal gives OpenAI more freedom to find new revenue streams — and that freedom seems urgently needed.

For us as users, not much changes immediately. But long term, this opening could mean OpenAI models become available everywhere — not just where Microsoft allows it.

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