Noometry

Model comparison

Claude 3 Sonnet vs Muse Spark 1.2

Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 29.0 on the Noometry Index.

Last verified . 18 shared benchmarks.

Claude 3 Sonnet Anthropic

29.0

Rank #319 Confirmed

Muse Spark 1.2 Meta

50.3

Rank #48 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Claude 3 Sonnet scores higher in 0 categories and Muse Spark 1.2 in 9 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Muse Spark 1.2 leads 46.4 to 10.7.
  • The biggest single-benchmark swing is WeirdML: 10.2% for Claude 3 Sonnet and 60.3% for Muse Spark 1.2.

Side by side

Claude 3 SonnetMuse Spark 1.2
ProviderAnthropicMeta
Noometry Index29.050.3
Released2024-02-292026-08-05
WeightsProprietaryProprietary
Context window—1.05M
Max output—131K
Input $ / M tokens—$1.25
Output $ / M tokens—$4.25
Results tracked3031

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Category by category

Coding Muse Spark 1.2 leads

Claude 3 Sonnet: 29.6 (#302), Muse Spark 1.2: 49.2 (#51)

BenchmarkClaude 3 SonnetMuse Spark 1.2
WeirdML10.2%60.3%
LMArena Coding12231495
DeepSWE—54.9%
LMArena WebDev—1533
FrontierSWE—12%
SciCode—56.4%
BigCodeBench Instruct42.7%—
BigCodeBench Complete53.8%—
HumanEval+64%—
MBPP+69.3%—

Agentic & Tool Use Not comparable

Claude 3 Sonnet: —, Muse Spark 1.2: 29.4 (#87)

BenchmarkClaude 3 SonnetMuse Spark 1.2
APEX-Agents—36.4%
GDP.pdf—16%

Reasoning Muse Spark 1.2 leads

Claude 3 Sonnet: 20.5 (#237), Muse Spark 1.2: 51.3 (#34)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Hard Prompts11971486
DTBench53.6%94.7%
Epoch Capabilities Index120.7154.87
SimpleBench—74.5%
NYT Connections (extended)—79.2%
CritPt—17.7%
LMCA—48.4%
WinoGrande75.1%—

Math Muse Spark 1.2 leads

Claude 3 Sonnet: 10.7 (#310), Muse Spark 1.2: 46.4 (#70)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Math12131471
OTIS Mock AIME 2024-20252.5%—
ProofBench—43%
MATH Level 518.2%—

Knowledge Muse Spark 1.2 leads

Claude 3 Sonnet: 21.1 (#276), Muse Spark 1.2: 54.1 (#53)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Expert11731480
GPQA Diamond40.6%—
SimpleQA Verified—60.3%
MMLU75.9%—

Multimodal Muse Spark 1.2 leads

Claude 3 Sonnet: 25.2 (#125), Muse Spark 1.2: 43.4 (#25)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Vision9841305

Multilingual Muse Spark 1.2 leads

Claude 3 Sonnet: 37.8 (#234), Muse Spark 1.2: 57.1 (#11)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Non-English12051478
LMArena Chinese11891511
LMArena French12291513
LMArena Russian12271487
LMArena Spanish12041498
LMArena German1204—
LMArena Japanese1131—
LMArena Korean1128—

Instruction Following Muse Spark 1.2 leads

Claude 3 Sonnet: 62.8 (#235), Muse Spark 1.2: 76.7 (#36)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Instruction Following11991461

Long Context Muse Spark 1.2 leads

Claude 3 Sonnet: 36.7 (#228), Muse Spark 1.2: 45.2 (#48)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Longer Query12111475

Writing & Preference Muse Spark 1.2 leads

Claude 3 Sonnet: 42.1 (#238), Muse Spark 1.2: 72.3 (#14)

BenchmarkClaude 3 SonnetMuse Spark 1.2
LMArena Text12181482
LMArena Creative Writing11861449
LMArena Multi-Turn12271494
EQ-Bench Creative Writing—1840

Frequently asked questions

Is Claude 3 Sonnet better than Muse Spark 1.2?

Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 29.0 on the Noometry Index.

Is Claude 3 Sonnet or Muse Spark 1.2 better for coding?

Muse Spark 1.2 scores higher on coding benchmarks: 49.2 versus 29.6 in the Noometry coding category.

How many benchmarks do Claude 3 Sonnet and Muse Spark 1.2 share?

18 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Muse Spark 1.2 has 31.

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