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Grok 4.1 Fast Non Reasoning

Grok 4.1 Fast Non Reasoning is a model from xAI. 8 benchmarks count toward its index, in 5 categories.

  • Input: text
RankedEnough results for an index.
IndexAll categories, out of 100.36.2±8.2Median 51.0
CoverageIndex weight that has results.75%
SpeedOutput tokens per second.—Median 67/s
First tokenSeconds to the first output token.—Median 1.3 s
Input / 1MUS dollars per 1M input tokens.—Median $0.60
Output / 1MUS dollars per 1M output tokens.—Median $2.55
ContextMaximum tokens in one request.—Median 262K
EloLMArena rating and rank.—Median 1422

Capabilities

Index per category, out of 100.
Out of 100
AgenticMulti-step tasks with tools.2 counted35.5187 / 218
CodingCode writing and repair.2 counted34.3191 / 209
ReasoningLogic problems and puzzles.None counted——
MultimodalTasks with images and text.1 counted38.1—
KnowledgeFacts and expert knowledge.2 counted38.1208 / 268
MultilingualTasks in many languages.None counted——
InstructionTasks with strict prompt rules.None counted——
MathMath problems.1 counted27.3—

Results

8 counted
BenchmarkThe benchmark name.ResultThe score from the source.PlacePlace among results on this benchmark.
IOI v1Coding7.7% ±3.237 / 61
GPQA Diamond · Vals AIKnowledge65.2% ±2.4102 / 135
AIMEMath27.1% ±1.975 / 95
Terminal-Bench 1.0Agentic21.3% ±4.638 / 47
MMLU ProKnowledge75.2% ±0.4112 / 135
MMMU ProMultimodal63.7% ±1.278 / 92
LiveCodeBenchCoding42.6% ±1.1126 / 142
Terminal-Bench 2.0 · Vals AIAgentic18.0% ±4.159 / 66
MedScribeHealthcare77.5% ±2.069 / 109
LegalBenchLegal79.1% ±0.598 / 149
Finance Agent v1.1Finance44.4% ±2.738 / 51
CorpFin v2Finance52.5% ±1.0101 / 131
MGSMMultilingual87.6% ±2.059 / 74
MedQAHealthcare76.0% ±0.479 / 95
TaxEval v2Finance61.9% ±0.9121 / 143
MedCodeHealthcare28.3% ±1.999 / 106
MortgageTaxFinance34.3% ±0.993 / 97

Sources

BenchLMCC BY-NC 4.0Vals AINo licence stated

History

5 releases
Index37.1 → 36.2
23 Oct 202612 Nov 2026

Questions

How good is Grok 4.1 Fast Non Reasoning?
Its index is 36.2 out of 100. That is place 232 of 283 ranked models.
What is Grok 4.1 Fast Non Reasoning best at?
Knowledge: 38.1 out of 100, place 208 of 268.

Badge

Grok 4.1 Fast Non Reasoning on Inference360: place 232 of 283, index 36.2
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