Noometry

Model comparison

Claude Opus 4.7 vs Muse Spark

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 50.6 on the Noometry Index.

Last verified . 27 shared benchmarks.

Claude Opus 4.7 Anthropic

58.3

Rank #19 Confirmed

Muse Spark Meta

50.6

Rank #46 Confirmed

Summary

  • They share 27 benchmarks with published results for both. Claude Opus 4.7 scores higher in 7 categories and Muse Spark in 2 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Opus 4.7 leads 66.7 to 47.8.
  • The biggest single-benchmark swing is ProofBench: 54% for Claude Opus 4.7 and 17% for Muse Spark.

Side by side

Claude Opus 4.7Muse Spark
ProviderAnthropicMeta
Noometry Index58.350.6
Released2026-04-142026-04-08
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked6627

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Category by category

Coding Claude Opus 4.7 leads

Claude Opus 4.7: 59.6 (#13), Muse Spark: 46.2 (#69)

BenchmarkClaude Opus 4.7Muse Spark
SciCode54.5%51.5%
LMArena Coding15181481
SWE-bench Verified83.5%—
FrontierCode38.5%—
LMArena WebDev1558—
GSO44.1%—
WeirdML76.4%—
MirrorCode31.1%—
ALE-Bench1,323—

Agentic & Tool Use Not comparable

Claude Opus 4.7: 47.9 (#10), Muse Spark: —

BenchmarkClaude Opus 4.7Muse Spark
Terminal-Bench80.2%—
APEX-Agents49.2%—
OSWorld 2.018.2%—
τ²-bench Banking40.2%—
PostTrainBench28.6%—
ExploitBench26.5%—
GBAEval43.8%—
GDP.pdf21%—
LMArena Search1233—
Vending-Bench 210,937—

Reasoning Claude Opus 4.7 leads

Claude Opus 4.7: 53.8 (#29), Muse Spark: 35.9 (#67)

BenchmarkClaude Opus 4.7Muse Spark
CritPt12%11.3%
LMArena Hard Prompts15061474
Epoch Capabilities Index156.25152.04
ARC-AGI-275.8%—
SimpleBench61.7%—
Kagi LLM Benchmark80.7%—
NYT Connections (extended)39%—
ARC-AGI-193.5%—
Chess Puzzles30%—
Thematic Generalization72.8%—
EBR-Bench19%—
Mystery Game Puzzles28%—
DTBench94.7%—
LMCA52.2%—
ForecastBench60.3—

Math Claude Opus 4.7 leads

Claude Opus 4.7: 66.7 (#26), Muse Spark: 47.8 (#66)

BenchmarkClaude Opus 4.7Muse Spark
OTIS Mock AIME 2024-202597.8%88.9%
ProofBench54%17%
LMArena Math14991455
FrontierMath (Feb 2025 set)43.8%39%
FrontierMath Tier 4 (v1)22.9%14.6%
FrontierMath (Tiers 1-3)70.2%—
FrontierMath Tier 431.7%—
MathArena Final-Answer Competitions73.6%—

Knowledge Muse Spark leads

Claude Opus 4.7: 62.6 (#23), Muse Spark: 65.7 (#13)

BenchmarkClaude Opus 4.7Muse Spark
GPQA Diamond90.2%89.8%
Humanity's Last Exam36.2%40.6%
LMArena Expert15211457
SimpleQA Verified51.7%—
Vectara Hallucination Rate12%—

Multimodal Muse Spark leads

Claude Opus 4.7: 41.2 (#38), Muse Spark: 43.4 (#24)

BenchmarkClaude Opus 4.7Muse Spark
LMArena Vision13161306
LMArena Document14951444
Blueprint-Bench 224.5%—
Furniture Assembly33.3%—

Multilingual Claude Opus 4.7 leads

Claude Opus 4.7: 57.3 (#10), Muse Spark: 56.1 (#24)

BenchmarkClaude Opus 4.7Muse Spark
LMArena Non-English14801464
LMArena Chinese15311509
LMArena French15031497
LMArena German14951497
LMArena Korean14641459
LMArena Russian14941466
LMArena Spanish14951472
LMArena Japanese1472—

Instruction Following Claude Opus 4.7 leads

Claude Opus 4.7: 78.4 (#10), Muse Spark: 75.9 (#51)

BenchmarkClaude Opus 4.7Muse Spark
LMArena Instruction Following14981442

Long Context Claude Opus 4.7 leads

Claude Opus 4.7: 46.2 (#25), Muse Spark: 44.4 (#69)

BenchmarkClaude Opus 4.7Muse Spark
LMArena Longer Query15051451

Writing & Preference Claude Opus 4.7 leads

Claude Opus 4.7: 75.1 (#8), Muse Spark: 66.0 (#39)

BenchmarkClaude Opus 4.7Muse Spark
LMArena Text14901474
LMArena Creative Writing14861459
LMArena Multi-Turn15051477
EQ-Bench Creative Writing1914—
EQ-Bench 41311—

Frequently asked questions

Is Claude Opus 4.7 better than Muse Spark?

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 50.6 on the Noometry Index.

Is Claude Opus 4.7 or Muse Spark better for coding?

Claude Opus 4.7 scores higher on coding benchmarks: 59.6 versus 46.2 in the Noometry coding category.

How many benchmarks do Claude Opus 4.7 and Muse Spark share?

27 benchmarks have published results for both models. Claude Opus 4.7 has 66 scored results on Noometry and Muse Spark has 27.

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