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Microsoft benefits from AI demand through Azure cloud services, paid AI features in its software, and the financial and commercial terms of its OpenAI relationship. Those channels do not all translate into the same kind of earnings: Azure and subscriptions generate operating revenue, future cloud commitments are not current sales, and OpenAI investment gains or losses affect net income through accounting rather than product sales. The growth also carries substantial infrastructure costs.
How does Microsoft make money from the AI boom?
Microsoft’s fiscal fourth quarter ended June 30, 2026, and its results, announced July 29, show three distinct ways it is exposed to AI demand. The first two are operating businesses: cloud infrastructure and software subscriptions. The third combines a cloud partnership, licensing and revenue-share arrangements, and an equity investment in OpenAI.
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These channels should not be added together as if they were equivalent sales. Azure and other cloud services revenue is current-period revenue. Commercial remaining performance obligation (RPO) represents contracted revenue to be recognized in future periods. OpenAI investment gains or losses affect net income but are not revenue from selling cloud or software services.
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1. Azure sells cloud capacity and services into AI demand
Current cloud revenue is growing
In FY2026 Q4, Azure and other cloud services revenue grew 43% year over year. Microsoft Cloud revenue reached $59.3 billion, up 27%, according to Microsoft’s FY2026 Q4 earnings release. Microsoft CEO Satya Nadella said Azure revenue surpassed $100 billion for the first time during the fiscal year. That annual figure is distinct from the quarter’s 43% growth rate.
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Demand is strong, but capacity takes investment
On the earnings call, Microsoft said Azure demand continued to exceed available capacity and that newly added capacity was quickly monetized. That indicates demand is translating into cloud usage, but it does not by itself establish the profit earned on each new unit of capacity or the return on the investment.
Microsoft reported $41 billion in capital expenditures in FY2026 Q4; roughly two-thirds went to short-lived assets, primarily CPUs and GPUs. The company also reported a 65% Microsoft Cloud gross margin percentage, down year over year. Microsoft cited AI infrastructure investment and increased product usage as contributors to the decline, partially offset by efficiency gains. These figures describe a growth channel with meaningful costs, not a cost-free windfall.
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Contracted commitments point to future sales, not present revenue
Commercial RPO stood at $678 billion at FY2026 Q4, up 84% year over year. RPO is contracted future revenue, not sales already recognized in the quarter. Microsoft said all sequential commercial RPO growth came from commitments outside frontier model companies, and that nearly 90% of full-year cloud revenue came from customers outside that group, as described on its FY2026 Q4 earnings call. Those figures help show that Microsoft’s cloud business is not solely dependent on frontier AI labs; they do not eliminate customer concentration or execution risks.
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Paid seats make AI a software monetization channel
Microsoft said Microsoft 365 Copilot had more than 30 million paid seats at FY2026 year-end. Management also said premium offerings, including Copilot, drove average revenue per user growth. This is a different route to monetization than Azure: rather than charging for cloud infrastructure and platform services, Microsoft sells AI-enabled features within its productivity software.
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GitHub Copilot is another part of Microsoft’s AI software business, though the FY2026 Q4 figures cited here do not give a paid-seat count or revenue figure for it. The available Microsoft data therefore support the existence of the channel without allowing a precise comparison of its scale against Azure or Microsoft 365 Copilot.
3. The OpenAI relationship links cloud, licensing, payments, and investment
The amended agreement is not an exclusivity deal
Microsoft and OpenAI announced amended agreement terms on April 27, 2026. Microsoft remains OpenAI’s primary cloud partner, and OpenAI products ship first on Azure unless Microsoft cannot and chooses not to support required capabilities. OpenAI may now serve all its products to customers on any cloud provider. Microsoft’s license to OpenAI intellectual property for models and products runs through 2032, but is non-exclusive. The terms are set out in Microsoft’s announcement of the amended partnership.
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Revenue-share payments now run in one direction
Under the amended terms, Microsoft no longer pays OpenAI a revenue share. OpenAI’s revenue-share payments to Microsoft continue through 2030 at the same percentage, subject to a total cap. Microsoft also says it remains a major shareholder. These terms provide commercial and investment exposure, but the available figures do not establish how much revenue Microsoft will receive under the agreement over its full duration.
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Microsoft reported that OpenAI investment gains increased FY2026 net income by $4.963 billion. In FY2025, OpenAI investment losses reduced net income by $3.620 billion. The reversal can materially affect reported profit from year to year, but it is separate from revenue generated by Azure or Copilot. Microsoft’s earnings materials present GAAP results alongside adjusted measures; the OpenAI investment effects should be understood in the context of reported net income, not treated as recurring operating sales.
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| Channel | Evidence at FY2026 Q4 | How it reaches Microsoft’s finances | Main qualification |
|---|---|---|---|
| Azure and Microsoft Cloud | Azure and other cloud services revenue grew 43% year over year; Microsoft Cloud revenue was $59.3 billion, up 27%. | Current-period cloud revenue from services and usage. | Capacity expansion requires substantial capital spending; Microsoft Cloud gross margin percentage was 65%, down year over year. |
| Copilot software | More than 30 million paid Microsoft 365 Copilot seats at FY2026 year-end. | Paid AI features within productivity and developer software; management said premium offerings including Copilot drove average revenue per user growth. | The cited FY2026 Q4 figures do not disclose Copilot revenue or a GitHub Copilot seat count. |
| OpenAI relationship and investment | Amended cloud and licensing terms, revenue-share payments to Microsoft through 2030 subject to a cap, and Microsoft’s reported OpenAI investment impact. | Cloud commitments, licensing, payment arrangements, and equity-accounting effects. | OpenAI can use other cloud providers; Microsoft’s IP license is non-exclusive, and investment gains or losses are not operating revenue. |
The figures establish that Microsoft is benefiting through several channels, while also showing why “AI growth” is not a single financial metric. Current cloud sales, paid software seats, future contracted commitments, infrastructure expenditure, gross margin, and investment-accounting effects answer different questions about the business.
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