X's favourite reply: tag Grok under any post and ask it to fact-check.
Source · 2025-04
Grok 4
xAI's frontier model behind Grok.
What is Grok 4?
Grok 4 is an AI model in the Models category on my9ai. xAI's frontier model behind Grok. Learn more on the official Grok 4 page.
| Type | model |
|---|---|
| Category | Models |
| Official site | x.ai |
| On my9ai cards | 0 |
| Similar picks | GPT-5, GPT-4o, o3, gpt-oss |
How many people use Grok 4?
Nobody has put Grok 4 on a card yet. The first card with it sets the numbers here.
Numbers update live from the cards people publish. See this week's trending AI.
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