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Microsoft's AI revenue reportedly depends on OpenAI for 70 percent

Technology · en

Microsoft's AI revenue reportedly depends on OpenAI for 70 percent

The Decoder · Aug 6, 2026, 5:35 PM UTC

Microsoft generated $24.1 billion in AI revenue through OpenAI in the fiscal year ending in June. That's about 70 percent of its total AI business, according to a Bloomberg analysis. The heavy reliance helps explain why a company long known for vendor lock-in has recently been championing open-weight models and pushing back against proprietary isolation.…