AI Model

Grok 4.1

Released on November 17, 2025

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.