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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.
Source AI Summary Updated July 8, 2026
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The latest iteration of Grok, a powerful AI model developed by SpaceXAI, has been released. This update, Grok 4.5, is described by Elon Musk as an 'Opus-class model', suggesting a significant level of sophistication.
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