Changes from previous version
Refined post-training and routing for everyday chat quality while keeping Grok 4-class reasoning for hard tasks.
Release Summary
Iterative Grok release focused on emotional intelligence, creative writing, and reduced hallucinations versus Grok 4.
Timeline
November 17, 2025
Grok 4.1 released
xAI ships Grok 4.1 to Grok.com, mobile apps, and the API.