Grok 4.1 Fast
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Overview
Fast/cost-efficient Grok 4.1 variant, added from official xAI announcement.
Generates
Voice chatApp available
Details
- Vendor
- xAI
- Type
- Reasoning LLM
- Release year
- 2025
- Jurisdiction
- USA
- CEO
- Elon Musk
- Key staffers
- Part of SpaceX (Elon Musk, CEO); Gwynne Shotwell (SpaceX President)
- Deployment
- Cloud only (proprietary)
- Open source
- No
- Free tier
- No
- Subscription
- Paid API / subscription details vary by plan
- Stock status
- Public via SpaceX (Nasdaq: SPCX; IPO Jun 12, 2026)
- X
- @SpaceXAI
Known safety issues
Use official system card/docs for model-specific risk details.
Last verified 2026-08-09 · Primary source ↗
Cite this
“Grok 4.1 Fast.” AIDb — The AI Database. Verified 2026-08-09. https://theaidatabase.com/m/xai-grok-4-1-fast.html
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