Microsoft and OpenAI announced Tuesday a sweeping overhaul of their landmark artificial intelligence (AI) partnership, giving both companies greater independence while maintaining their close collaboration.

Microsoft will hold approximately 27 percent of the restructured OpenAI, an investment valued at roughly $135 billion, as the ChatGPT maker transitions to a public benefit corporation structure, according to a blog post on the OpenAI website.

OpenAI has also committed to purchasing $250 billion in Azure cloud services from the tech giant, though Microsoft no longer holds first refusal rights as OpenAI's compute provider.

In the deal, Microsoft's intellectual rights for both OpenAI's models and products are extended through 2032.

"As we enter the next phase of this partnership, we've

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