Here is a distilled summary with direct reference to the GuruFocus article "Microsoft Says OpenAI Partnership Evolving, Remains Strong":
Microsoft CEO Satya Nadella stated that the company's partnership with OpenAI is evolving as both companies grow, but emphasized "the relationship remains strong."
Nadella, in a conversation with Bloomberg, explained that as OpenAI transitions from a pure research lab to a commercial powerhouse, the dynamics between the two companies are naturally changing.
He expects Microsoft and OpenAI to continue their collaboration for many years, even as both companies may form additional partnerships with other firms.
The partnership is underpinned by Microsoft’s multibillion-dollar investment in OpenAI (dating back to January 2023), which helps integrate OpenAI technology into Microsoft products and drives Azure AI revenue.
Microsoft gains revenue whenever OpenAI products, such as ChatGPT, are used—because OpenAI relies on Microsoft's Azure cloud infrastructure.
Nadella reassures that the collaboration is a "decades-long" commitment, with both companies expanding their alliances in the AI space.