Grok 4.1
Open in the interactive archive →
Overview
Cut hallucinations ~65% (12.09%->4.22%); 1483 Elo LMArena thinking mode at launch. Grok 4.1 Fast followed Nov 19, 2025.
Details
- Vendor
- xAI
- Type
- Reasoning LLM
- Release year
- 2025
- Jurisdiction
- USA
- CEO
- Elon Musk
- Key staffers
- Igor Babuschkin (Co-Founder), Tony Wu (Co-Founder), Greg Yang, Toby Pohlen
- Deployment
- Cloud only (proprietary)
- Open source
- No
- Free tier
- Yes
- Subscription
- Free (limits); SuperGrok $30/mo
- Stock status
- Private company
- X
- @xai
Capabilities
AppVoice Chat
AIDb Rating
AIDb v2.0 (curated): Capability 8/10 · Currency 6/10 · Access 7/10 · Significance 5/10 → 7.00
Safety notes
Use official system card/docs for model-specific risk details.
Last verified 2026-06-11 · Primary source ↗
Cite this
“Grok 4.1.” AIDb — The AI Database. Verified 2026-06-11. https://theaidatabase.com/m/xai-grok-4-1.html
More from xAI
Aurora (xAI) · Grok-1 (open) · Grok 1 · Grok 3 · Grok 4 · Grok Aurora