ChatGPT — Field Evidence
blogUnverified
ChatGPT · ChatGPT · adoption
Field note
OpenAI makes ChatGPT Health available to all U.S. users — Users can also integrate their personal data from services like Apple Health, Function, and MyFitnessPal.
collected 2026-07-23original 2026-07-23
Does this shift the US–China race?
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Impact on the index
Adoption · minor
US +20
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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