ChatGPT — Field Evidence
redditUnverified
ChatGPT · GPT · incident
Field note
ChatGPT is down ,Open AI confirms. — https://www.google.com/search?q=openai&oq=openai&gs\_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQABiPAjIHCAIQABiPAjIGCAMQRRg8MgYIBBBFGDzSAQgyODcwajBqN6gCFLACAfEF0817\_tnsHTQ&client=ms-android-hmd&sourceid=chrome-mobile&ie=UTF-8  
collected 2026-07-26original 2026-07-26
Does this shift the US–China race?
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Impact on the index
Outage · major
US -90
Directional contribution — before recency decay and per-type diminishing returns. How it works →
Related Front
US vs ChinaLikely
U.S. FrontiervsChina Open-Weight
Likely — capability gap narrowing on common tasks
Letters from the Front
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