Microsoft Earns $10 Billion From OpenAI in a Single Quarter
Microsoft's regulatory filing revealed that it generated $10 billion in revenue from its partnership with OpenAI during its fiscal 2027 first quarter ending September 30. This amount accounted for nearly 11% of Microsoft's total quarterly revenue of $92.3 billion. This massive financial influx highlights the deep economic ties and revenue-sharing mechanisms between two of the biggest players in the artificial intelligence industry. It demonstrates the immense scale of modern AI infrastructure and business models, even as both companies increasingly compete for the same corporate customers. OpenAI's accounts receivable balance with Microsoft rose to $7.2 billion by the end of September, and Microsoft's equity stake in OpenAI slightly decreased from 25% to 24%. Additionally, OpenAI previously committed to purchasing $250 billion worth of Azure cloud services as part of a restructuring agreement.
## BACKGROUND
Microsoft and OpenAI forged a close alliance anchored by massive cloud computing investments and revenue-sharing agreements, though they have recently begun loosening exclusive ties to allow OpenAI to work with other cloud providers. Microsoft's fiscal year begins in July, making the quarter ending September 30 part of its fiscal 2027.