Musk's xAI Unveils Grok 4, Frontier AI Model with Premium Access

Jul 11, 2025
TechCrunch
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Summary

Elon Musk's AI company xAI launches Grok 4, its latest flagship AI model boasting frontier performance, alongside a $300 monthly SuperGrok Heavy subscription for early premium access.

Key Points

  • Elon Musk's AI company xAI releases Grok 4, its latest flagship AI model.
  • xAI launches $300 monthly subscription plan called SuperGrok Heavy for early access to Grok 4 Heavy.
  • Grok 4 claims frontier-level performance on benchmarks like Humanity's Last Exam and ARC-AGI-2.

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