Grok 4.1 Fast
Closed
Grok 4.1 Fast is an AI model from xAI.
- Publisher
- xAI
- Family
- Grok
- Input
- Output
- License
- proprietary
- Released
- 19 Nov 2025
Cite
Notes
Only stored in your browser.
Input
$0
/1M tok
Output
$0
/1M tok
Blended
$0
#1/ 414/1M · 3:1
Speed
0
#221/ 414tok/s
Price & speed via Artificial Analysis · ranked across tracked models
Reported on 30 evals across 12 domains - best 100.0% on Medpt · #1 of 2
Reported eval scores
30Medpt100
Hanabi11.8
LiveBench - Math83.7
IFBench36.5
LiveBench64.7
MMLU-Pro74.3
GPQA Diamond63.7
SciCode29.6
MedScribe77.5
MedCode28.1
LiveCodeBench39.9
CorpFin v252.5
TaxEval v261.9
MortgageTax34.3
MathArena60.8
SAGE11.9