Mini toolsOverview
reasoning and coding capabilities, real-time search integration, and is available in both generalist and “Heavy” tier versions for enhanced performance.
Description
Grok 4, released by xAI on July 9, 2025, marks a major upgrade in the Grok model series. It features native integration with tools and live web search, enabling more dynamic and up-to-date responses. The model comes in two main variants: a standard general-purpose version and a high-performance “Grok 4 Heavy” tier. These enhancements—including advanced reasoning, coding support, and multimodal input capabilities—position Grok 4 as one of the most capable AI models currently available.
About xAI
xAI is an artificial intelligence startup founded by Elon Musk, aiming to understand the universe.
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Last updated: October 15, 2025
