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Grok 4 vs Grok 4 Fast (Reasoning)

Grok 4

xAI

vs

Grok 4 Fast (Reasoning)

xAI

Grok 4 wins 9 of 11

Index Scores

41.5
+6.4
Intelligence
35.1
40.5
+13.1
Coding
27.4
92.7
+3.0
Math
89.7

Benchmarks

86.6
+1.6
MMLU Pro
85.0
87.7
+3.0
GPQA
84.7
23.9
+6.9
HLE
17.0
81.9
LiveCode
+1.3
83.2
45.7
+1.5
SciCode
44.2
99.0
+99.0
MATH-500
0.0
94.3
+94.3
AIME
0.0

Speed

45
TPS
+78
123
Shared
Winning delta

crafted by bart stefanski