Noometry

Model comparison

Grok-2 (Dec 2024) vs Muse Spark 1.2

Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 33.7 on the Noometry Index.

Last verified . 18 shared benchmarks.

Grok-2 (Dec 2024) xAI

33.7

Rank #239 Confirmed

Muse Spark 1.2 Meta

50.3

Rank #48 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 0 categories and Muse Spark 1.2 in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Muse Spark 1.2 leads 51.3 to 16.9.
  • The biggest single-benchmark swing is SimpleBench: 22.7% for Grok-2 (Dec 2024) and 74.5% for Muse Spark 1.2.

Side by side

Grok-2 (Dec 2024)Muse Spark 1.2
ProviderxAIMeta
Noometry Index33.750.3
Released2024-08-132026-08-05
WeightsProprietaryProprietary
Context window—1.05M
Max output—131K
Input $ / M tokens—$1.25
Output $ / M tokens—$4.25
Results tracked3431

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Category by category

Coding Muse Spark 1.2 leads

Grok-2 (Dec 2024): 33.3 (#258), Muse Spark 1.2: 49.2 (#51)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
WeirdML22.2%60.3%
LMArena Coding12871495
DeepSWE—54.9%
LMArena WebDev—1533
FrontierSWE—12%
SciCode—56.4%
LiveBench Coding46.4%—

Agentic & Tool Use Not comparable

Grok-2 (Dec 2024): —, Muse Spark 1.2: 29.4 (#87)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
APEX-Agents—36.4%
GDP.pdf—16%

Reasoning Muse Spark 1.2 leads

Grok-2 (Dec 2024): 16.9 (#299), Muse Spark 1.2: 51.3 (#34)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
SimpleBench22.7%74.5%
LMArena Hard Prompts12721486
DTBench65.2%94.7%
Epoch Capabilities Index130.48154.87
NYT Connections (extended)—79.2%
CritPt—17.7%
LiveBench Reasoning54.8%—
LiveBench Data Analysis54.5%—
LMCA—48.4%
LiveBench54.3%—

Math Muse Spark 1.2 leads

Grok-2 (Dec 2024): 20.8 (#284), Muse Spark 1.2: 46.4 (#70)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
LMArena Math12831471
OTIS Mock AIME 2024-202511.5%—
ProofBench—43%
LiveBench Math54.9%—
MATH Level 563.5%—
FrontierMath (Feb 2025 set)0.7%—

Knowledge Muse Spark 1.2 leads

Grok-2 (Dec 2024): 29.8 (#233), Muse Spark 1.2: 54.1 (#53)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
LMArena Expert12541480
GPQA Diamond53.8%—
SimpleQA Verified—60.3%
Confabulations20.1%—

Multimodal Not comparable

Grok-2 (Dec 2024): —, Muse Spark 1.2: 43.4 (#25)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
LMArena Vision—1305

Multilingual Muse Spark 1.2 leads

Grok-2 (Dec 2024): 43.1 (#188), Muse Spark 1.2: 57.1 (#11)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
LMArena Non-English12821478
LMArena Chinese12891511
LMArena French13181513
LMArena Russian12861487
LMArena Spanish12811498
LMArena German1287—
LMArena Japanese1244—
LMArena Korean1237—

Instruction Following Muse Spark 1.2 leads

Grok-2 (Dec 2024): 66.9 (#202), Muse Spark 1.2: 76.7 (#36)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
LMArena Instruction Following12701461
LiveBench Instruction Following69.6%—

Long Context Muse Spark 1.2 leads

Grok-2 (Dec 2024): 38.8 (#190), Muse Spark 1.2: 45.2 (#48)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
LMArena Longer Query12761475

Writing & Preference Muse Spark 1.2 leads

Grok-2 (Dec 2024): 48.6 (#198), Muse Spark 1.2: 72.3 (#14)

BenchmarkGrok-2 (Dec 2024)Muse Spark 1.2
LMArena Text13051482
LMArena Creative Writing12841449
LMArena Multi-Turn12901494
Short-Story Creative Writing63.6%—
EQ-Bench Creative Writing—1840
LiveBench Language45.6%—

Frequently asked questions

Is Grok-2 (Dec 2024) better than Muse Spark 1.2?

Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 33.7 on the Noometry Index.

Is Grok-2 (Dec 2024) or Muse Spark 1.2 better for coding?

Muse Spark 1.2 scores higher on coding benchmarks: 49.2 versus 33.3 in the Noometry coding category.

How many benchmarks do Grok-2 (Dec 2024) and Muse Spark 1.2 share?

18 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Muse Spark 1.2 has 31.

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