Microsoft AI Revenue Heavily Reliant on OpenAI, Filings Reveal

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New financial disclosures indicate that the majority of Microsoft's artificial intelligence sales revenue is derived from its partnership with OpenAI. The findings highlight the extent to which Microsoft's AI business depends on OpenAI's models and products rather than its own independent offerings. This reliance raises questions about Microsoft's long-term AI strategy and the sustainability of its position in the competitive AI market. The disclosures were reported by Bloomberg based on regulatory or financial filings made public in 2026.

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