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When was Grok 4 released? July 9, 2025

Yes. Grok 4 was released on July 9, 2025.

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Lab
xAI
Family
Grok
Release date
Source
Wikipedia · Grok (chatbot)

About Grok 4

Grok 4 landed in July 2025, with Grok 4 Heavy. Public date from the family biography or the public catalogue; a listing date is not always the release day.

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Questions

When was Grok 4 released?
Grok 4 was released on July 9, 2025.
Who makes Grok 4?
Grok 4 is made by xAI.
What comes after Grok 4?
Grok 4.20, released on March 10, 2026.