Microsoft generated $24.1 billion in AI revenue through its partnership with OpenAI in the fiscal year ending in June, according to The Decoder. This figure accounts for approximately 70 percent of Microsoft's total AI business, highlighting the significant role OpenAI plays in the company’s artificial intelligence segment.

The 70 percent share of AI revenue attributed to OpenAI was reported based on a Bloomberg analysis cited by The Decoder. This underscores Microsoft's strategic reliance on OpenAI technologies to fuel its growth in the competitive AI market.

For Japanese investors and markets, this development reflects the growing importance of AI collaborations in driving revenue streams for global technology leaders, signaling potential opportunities and competitive pressures in AI-related equities and FX markets.