xAI Expands Grok 4 AI Model to All Users Globally, Offers Increased Rate Limits for a Limited Time
August 11, 2025
1 min read
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Grok 4 was previously only available to paid subscribers. With this expansion, those on the free tier will be able to use Grok 4s Auto and Expert mode, while Heavy continues to be exclusive to the SuperGrok Heavy users.