xAI releases Grok 4.6
Grok 4.6 released — claims a tie with GPT-5.6 Sol at 61 on the Artificial Analysis Intelligence Index
Why it matters
Focused on long-running agents. The safety description says only that safeguards were calibrated to its capabilities, and no separate model card is linked
Source — Primary sources first; secondary reports are labelled “Press”
Officialx.aihttps://x.ai/news/grok-4-6Added in Week 35, 2026 · See that week