xAI· GrokNew model

Introducing Grok 4.5

xAI announced Grok 4.5, described as their smartest model built for coding, agentic tasks, and knowledge work.

From the source

Introducing Grok 4.5

x.ai

Announced

16 Jul 2026 00:00 UTC

Detected

04 Aug 2026 08:05 UTC (+19d after)