A Hacker News post ( points to a Windows Central report stating that Microsoft's regulatory filings suggest around 70%...
A Hacker News post ( points to a Windows Central report stating that Microsoft's regulatory filings suggest around 70% of its AI revenue is concentrated on OpenAI.
confidence score
Strong evidence: 6 independent source classes support this read.
MSFT has not made a large direction-matching 30-90 day move yet.
signal brief
A Hacker News post (https://news.ycombinator.com/item?id=49198884) points to a Windows Central report stating that Microsoft's regulatory filings suggest around 70% of its AI revenue is concentrated on OpenAI. This implies Microsoft's AI monetization is highly dependent on a single partner, creating concentration risk. If OpenAI shifts compute demand, renegotiates terms, or reduces Azure usage, Microsoft's AI revenue and the returns on its AI capex could be materially impacted.
The signal is contextualized by Microsoft's FY2026 10-K (https://data.sec.gov/api/xbrl/companyfacts/CIK0000789019.json), which shows $245.1B revenue and $88.1B net income, putting the AI revenue concentration in perspective at hyperscale. This matters for the AI-infrastructure supply chain because OpenAI is a major buyer of cloud capacity and GPUs; ORCL, NVDA, AMZN, and GOOGL could see demand shifts if OpenAI diversifies away from Azure.
What the sources said:
- Hacker News (https://news.ycombinator.com/item?id=49198884): "Microsoft filings suggest 'around 70%' of its AI revenue is concentrated entirely on OpenAI."
- SEC XBRL (https://data.sec.gov/api/xbrl/companyfacts/CIK0000789019.json): MSFT 10-K filed 2026-07-29 reports revenue $245,122,000,000, net income $88,136,000,000, total assets $619,003,000,000.
source data used
“assets: 619003000000 (10-K filed 2026-07-29) common_stock_capital: 109095000000 (10-K filed 2026-07-29) liabilities: 275524000000 (10-K filed 2026-07-29) net_income: 88136000000 (10-K filed 2026-07-29) revenue: 245122000000 (10-K filed 2026-07-29)”
“Score: 1 | Answers: 0 | Views: 69 Tags: azure, authentication, azure-functions, microsoft-entra-id How can I use Microsoft Entra on a GitHub Page for an Azure Function?”
“Points: 49 | Comments: 12 Author: speckx Link: https://www.windowscentral.com/artificial-intelligence/microsoft-filings-suggest-around-70-percent-of-its-ai-revenue-is-concentrated-entirely-on-openai Microsoft filings suggest "around 70%" of its AI revenue is on OpenAI”
“5★ review of Microsoft Copilot: good”
“5★ review of Microsoft Copilot: عالی”
“3★ review of Microsoft Copilot: The app is good it really is but there are some downsides because you can't edit your response when you make and mistake it asks you what you want when you...”
“5★ review of Microsoft Copilot: this is best ai app for study understanding.”
“5★ review of Microsoft Copilot: amazing i am very happy”
“5★ review of Microsoft Copilot: doing well 👍☺️”
“5★ review of Microsoft Copilot: it's a really good AI and also helps you remember about boundaries”
“4★ review of Microsoft Copilot: Nice”
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“5★ review of Microsoft Copilot: I like having a personal little thing to talk to a and vent too then just forget about later or ask them to remind me later”
“5★ review of Microsoft Copilot: Good”
“3★ review of Microsoft Copilot: hello is this Miko”
“5★ review of Microsoft Copilot: Interested for learning”
“4★ review of Microsoft Copilot: good”
“5★ review of Microsoft Copilot: love it I use three and this is one of. the 3”
“5★ review of Microsoft Copilot: very precise detailed answers am very pleased”
“5★ review of Microsoft Copilot: I love the way it breaks down your prompts and tailors the answers!”
“1★ review of Microsoft Copilot: First time ever i felt pitty for an ai. in other words: an overachiever loser”
“5★ review of Microsoft Copilot: Copilot is my new best friend. I can literally ask any questions about anything or ask for suggestions or help on any topic.”
“5★ review of Microsoft Copilot: Very good”
“4★ review of Microsoft Copilot: kinda hated but it's ok”
“5★ review of Microsoft Copilot: it is very 👍👍😊”
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“5★ review of Microsoft Copilot: does the work . good tool”
“2★ review of Microsoft Copilot: Good”
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“5★ review of Microsoft Copilot: Doing great searches”
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“Manifold consensus on 'Will MSFT acquire/merge with OpenAI by the end of 2027?': YES=20.00%”
“Manifold consensus on 'In 2024, will OpenAI/Microsoft confirm plans to build a supercomputer like the rumored $100 billion "Stargate"?': YES=4.57%”
spillover entities
Decision support, not stock advice. This signal is research with cited evidence — not a recommendation to buy, sell, or hold any security.