Grok 4.1 Fast Reasoning
LatestxAI
•
Proprietary# 30
Released
Nov 19, 2025
# 2
Context Length
2M
Benchmarks
# 55
Code RankedAGI
62.3%
# 63
Agentic RankedAGI
48.2%
# 38
Code Arena
1234
# 13
LiveCodeBench v6
82.0%
# 66
Reason RankedAGI
55.2%
# 46
HLE
18.0%
# 34
GPQA Diamond
85.0%
# 18
Text Arena
1432
# 20
AIME 2025 I & II
89.0%
# 20
Vending Bench 2
$1,106.63
# 27
IF Evaluation
53.0%
# 20
MMMU Pro
53.0%
# 39
Math RankedAGI
72.1%
# 58
RAGI RankedAGI
55.0%
# 11
𝜏²-Bench Telecom
93.3%
Pricing
# 13
Input Cost /M
$0.2
# 14
Output Cost /M
$0.5
# 9
Cached Cost /M
$0.05
Additional Details
Links
Last Updated
about 2 hours ago