Noometry

Model comparison

Grok-3 mini vs Muse Spark 1.1

Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 41.2 on the Noometry Index.

Last verified . 18 shared benchmarks.

Grok-3 mini xAI

41.2

Rank #141 Confirmed

Muse Spark 1.1 Meta

49.9

Rank #51 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Grok-3 mini scores higher in 1 category and Muse Spark 1.1 in 7 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Muse Spark 1.1 leads 47.1 to 13.6.

Side by side

Grok-3 miniMuse Spark 1.1
ProviderxAIMeta
Noometry Index41.249.9
Released2025-04-092026-04-08
WeightsProprietaryProprietary
Context window—1.05M
Max output—131K
Input $ / M tokens—$1.25
Output $ / M tokens—$4.25
Results tracked3537

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Category by category

Coding Muse Spark 1.1 leads

Grok-3 mini: 40.8 (#131), Muse Spark 1.1: 51.3 (#40)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Coding13791498
DeepSWE—53.3%
Aider Polyglot49.3%—
LMArena WebDev—1542
SciCode—58.8%
WeirdML42.6%—

Agentic & Tool Use Not comparable

Grok-3 mini: —, Muse Spark 1.1: 30.8 (#73)

BenchmarkGrok-3 miniMuse Spark 1.1
APEX-Agents—31.8%
τ²-bench Banking—40.5%
GBAEval—7.9%
GDP.pdf—15%
Vending-Bench 2—6,520

Reasoning Muse Spark 1.1 leads

Grok-3 mini: 13.6 (#334), Muse Spark 1.1: 47.1 (#44)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Hard Prompts13751486
Epoch Capabilities Index140.35154.21
ARC-AGI-20.4%—
Kagi LLM Benchmark61.3%—
NYT Connections (extended)—84.9%
ARC-AGI-116.5%—
CritPt—15.1%
DTBench—94.4%
LMCA—49.9%
Surface Evolver Bench—52.5%

Math Muse Spark 1.1 leads

Grok-3 mini: 42.1 (#85), Muse Spark 1.1: 45.5 (#76)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Math13861483
OTIS Mock AIME 2024-202577.8%—
ProofBench—39%
Omni-MATH31.8%—
MATH Level 590.9%—
FrontierMath (Feb 2025 set)5.9%—

Knowledge Muse Spark 1.1 leads

Grok-3 mini: 46.4 (#81), Muse Spark 1.1: 53.1 (#59)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Expert13951478
GPQA Diamond76.3%—
SimpleQA Verified—57.8%
MMLU-Pro79.9%—
Confabulations10.8%—
GPQA (HELM)67.5%—

Multimodal Not comparable

Grok-3 mini: —, Muse Spark 1.1: 42.6 (#29)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Vision—1293
LMArena Document—1465

Multilingual Muse Spark 1.1 leads

Grok-3 mini: 48.1 (#145), Muse Spark 1.1: 56.7 (#17)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Non-English13521472
LMArena Chinese13871518
LMArena French13571494
LMArena German13491466
LMArena Japanese13421451
LMArena Korean13351458
LMArena Russian13531483
LMArena Spanish13811464

Instruction Following Grok-3 mini leads

Grok-3 mini: 78.5 (#9), Muse Spark 1.1: 76.5 (#39)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Instruction Following13571457
IFEval95.1%—

Long Context Muse Spark 1.1 leads

Grok-3 mini: 41.0 (#147), Muse Spark 1.1: 44.8 (#58)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Longer Query13721462
Fiction.LiveBench66.7%—

Writing & Preference Muse Spark 1.1 leads

Grok-3 mini: 52.5 (#169), Muse Spark 1.1: 73.4 (#11)

BenchmarkGrok-3 miniMuse Spark 1.1
LMArena Text13701479
LMArena Creative Writing13421437
LMArena Multi-Turn13551485
Short-Story Creative Writing73.5%—
EQ-Bench Creative Writing—1927
WildBench65.1%—
EQ-Bench 4—1260

Frequently asked questions

Is Grok-3 mini better than Muse Spark 1.1?

Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 41.2 on the Noometry Index.

Is Grok-3 mini or Muse Spark 1.1 better for coding?

Muse Spark 1.1 scores higher on coding benchmarks: 51.3 versus 40.8 in the Noometry coding category.

How many benchmarks do Grok-3 mini and Muse Spark 1.1 share?

18 benchmarks have published results for both models. Grok-3 mini has 35 scored results on Noometry and Muse Spark 1.1 has 37.

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