Grok — Field Evidence
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Grok · Grok · adoption
Field note
SpaceXAI releases Grok 4.5, which Elon describes as an ‘Opus-class model’ — Elon Musk's tech company released the newest version of Grok on Wednesday, promising a cheaper, more efficient alternative to other powerful AI models.
collected 2026-07-08original 2026-07-08
Does this shift the US–China race?
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Impact on the index
Price cut · minor
US +38China -10
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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