Grok 4.1 Fast

Name: Grok 4.1 Fast model facts
Creator: OSMEXO

xai/grok-4.1-fast

Not on OSMEXO yet

Spec & list price

Context1M

Scores · standing

Intelligence20.4#139/490

Benchmarks

bar = share of the top score · Benchmark data: Artificial Analysis

MMLU-Pro#19 of 273

85.4%

τ²-Bench#35 of 319

93.3%

AIME 2025#28 of 206

89.3%

Math index#28 of 206

89.3

LiveCodeBench#20 of 269

82.2%

GPQA Diamond#92 of 445

85.3%

Long-context reasoning#110 of 393

74.0%

IFBench#129 of 328

52.7%

Terminal-Bench Hard#96 of 311

24.2%

Intelligence index#139 of 490

20.4

Humanity's Last Exam#146 of 465

19.3%

Family progress

Intelligence Index

Grok 4 Fast

other vendors · similar capability