Noometry

Model comparison

Claude 3 Opus vs Muse Spark 1.2

Muse Spark 1.2 is the stronger model overall, scoring 49.8 to 29.3 on the Noometry Index.

Last verified . 18 shared benchmarks.

Claude 3 Opus Anthropic

29.3

Rank #300 Confirmed

Muse Spark 1.2 Meta

49.8

Rank #44 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Claude 3 Opus scores higher in 0 categories and Muse Spark 1.2 in 10 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Muse Spark 1.2 leads 50.4 to 14.2.
  • The biggest single-benchmark swing is SimpleBench: 23.5% for Claude 3 Opus and 74.5% for Muse Spark 1.2.

Side by side

Claude 3 OpusMuse Spark 1.2
ProviderAnthropicMeta
Noometry Index29.349.8
Released2024-02-292026-08-05
WeightsProprietaryProprietary
Context window—1.05M
Max output—131K
Input $ / M tokens—$1.25
Output $ / M tokens—$4.25
Results tracked4628

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Category by category

Coding Muse Spark 1.2 leads

Claude 3 Opus: 32.4 (#261), Muse Spark 1.2: 48.6 (#49)

BenchmarkClaude 3 OpusMuse Spark 1.2
WeirdML19.2%60.3%
LMArena Coding12641497
DeepSWE—54.9%
LMArena WebDev—1532
FrontierSWE—12%
SciCode—56.4%
BigCodeBench Instruct45.5%—
LiveBench Coding38.6%—
BigCodeBench Complete57.4%—
HumanEval+77.4%—
MBPP+73.3%—

Agentic & Tool Use Muse Spark 1.2 leads

Claude 3 Opus: 24.3 (#110), Muse Spark 1.2: 29.5 (#77)

BenchmarkClaude 3 OpusMuse Spark 1.2
APEX-Agents—36.4%
Cybench10%—
GDP.pdf—16%
METR Time Horizons29.5%—

Reasoning Muse Spark 1.2 leads

Claude 3 Opus: 14.2 (#318), Muse Spark 1.2: 50.4 (#32)

BenchmarkClaude 3 OpusMuse Spark 1.2
SimpleBench23.5%74.5%
LMArena Hard Prompts12461490
DTBench61.6%94.7%
LMCA17%48.4%
Epoch Capabilities Index126.91155.18
NYT Connections (extended)—79.2%
CritPt—17.7%
Chess Puzzles5%—
EnigmaEval0.8%—
LiveBench Reasoning40.6%—
LiveBench Data Analysis57.9%—
ForecastBench58.4—
LiveBench49.2%—
WinoGrande88.5%—

Math Muse Spark 1.2 leads

Claude 3 Opus: 13.9 (#293), Muse Spark 1.2: 43.8 (#68)

BenchmarkClaude 3 OpusMuse Spark 1.2
OTIS Mock AIME 2024-20254.7%—
ProofBench—43%
LiveBench Math43.6%—
LMArena Math1273—
MATH Level 537.5%—

Knowledge Muse Spark 1.2 leads

Claude 3 Opus: 24.5 (#262), Muse Spark 1.2: 53.9 (#49)

BenchmarkClaude 3 OpusMuse Spark 1.2
SimpleQA Verified12.6%60.3%
LMArena Expert12231485
GPQA Diamond47.2%—
Confabulations22.7%—
MMLU84.6%—

Multimodal Muse Spark 1.2 leads

Claude 3 Opus: 26.6 (#112), Muse Spark 1.2: 42.6 (#24)

BenchmarkClaude 3 OpusMuse Spark 1.2
LMArena Vision10231304

Multilingual Muse Spark 1.2 leads

Claude 3 Opus: 41.6 (#202), Muse Spark 1.2: 57.4 (#10)

BenchmarkClaude 3 OpusMuse Spark 1.2
LMArena Non-English12581479
LMArena Chinese12481519
LMArena Russian12801494
LMArena French1274—
LMArena German1258—
LMArena Japanese1204—
LMArena Korean1187—
LMArena Spanish1246—

Instruction Following Muse Spark 1.2 leads

Claude 3 Opus: 64.3 (#223), Muse Spark 1.2: 77.1 (#30)

BenchmarkClaude 3 OpusMuse Spark 1.2
LMArena Instruction Following12481466
LiveBench Instruction Following63.9%—

Long Context Muse Spark 1.2 leads

Claude 3 Opus: 38.2 (#197), Muse Spark 1.2: 45.4 (#35)

BenchmarkClaude 3 OpusMuse Spark 1.2
LMArena Longer Query12591483

Writing & Preference Muse Spark 1.2 leads

Claude 3 Opus: 47.4 (#208), Muse Spark 1.2: 72.6 (#14)

BenchmarkClaude 3 OpusMuse Spark 1.2
LMArena Text12621486
LMArena Creative Writing12351444
LMArena Multi-Turn12751504
EQ-Bench Creative Writing—1840
LiveBench Language50.4%—

Frequently asked questions

Is Claude 3 Opus better than Muse Spark 1.2?

Muse Spark 1.2 is the stronger model overall, scoring 49.8 to 29.3 on the Noometry Index.

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

Muse Spark 1.2 scores higher on coding benchmarks: 48.6 versus 32.4 in the Noometry coding category.

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

18 benchmarks have published results for both models. Claude 3 Opus has 46 scored results on Noometry and Muse Spark 1.2 has 28.

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