Release dates
— Grok 4.1 launched for all Grok users. ↗
Grok 4.1
Used large-scale reinforcement learning to improve style, intent understanding, collaboration, and factuality in everyday conversation.
MODEL NUMBER136
- First public date
- 2025-11-17
- Organization
- SpaceXAI
- Family
- Grok
01
Specifications
Only published specifications are shown.
- Input modalities
- Text · Image
- Open weights
- No
- Status
- Legacy
02
Overview
PreviousGrok 4— · — ctx
CurrentGrok 4.1— · — ctx
04
Architecture & capabilities
Model capabilities
ConversationReasoning
Connected tools
Web searchX search
05
Release history
Grok 4.1 launched for all Grok users.
View source06
Related models
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07
Sources
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