Noometry

Model comparison

Claude Sonnet 4.6 vs Muse Glimmer

Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 41.7 on the Noometry Index.

Last verified . 15 shared benchmarks.

Claude Sonnet 4.6 Anthropic

50.3

Rank #50 Confirmed

Muse Glimmer Meta

41.7

Rank #131 Confirmed

Summary

  • They share 15 benchmarks with published results for both. Claude Sonnet 4.6 scores higher in 8 categories and Muse Glimmer in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Sonnet 4.6 leads 46.1 to 25.7.
  • Muse Glimmer has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 4.6Muse Glimmer
ProviderAnthropicMeta
Noometry Index50.341.7
Released2026-02-172026-08-10
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$3—
Output $ / M tokens$15—
Results tracked5715

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Category by category

Coding Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 46.3 (#67), Muse Glimmer: 40.4 (#142)

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena WebDev15221355
SciCode46.8%44.9%
LMArena Coding15041416
SWE-bench Verified75.2%—
DeepSWE29.9%—
FrontierCode24.3%—
WeirdML66.1%—
ALE-Bench1,327—

Agentic & Tool Use Not comparable

Claude Sonnet 4.6: 39.1 (#28), Muse Glimmer: —

BenchmarkClaude Sonnet 4.6Muse Glimmer
Terminal-Bench53.4%—
APEX-Agents43%—
OSWorld 2.09.3%—
DeepResearch Bench54.9%—
OSWorld72.1%—
ExploitBench23.6%—
GBAEval48.8%—
GDP.pdf18%—
LMArena Search1221—
Vending-Bench 27,204—

Reasoning Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 46.1 (#45), Muse Glimmer: 25.7 (#144)

BenchmarkClaude Sonnet 4.6Muse Glimmer
CritPt3.1%2.6%
LMArena Hard Prompts14841396
ARC-AGI-260.4%—
NYT Connections (extended)80.9%—
ARC-AGI-186.5%—
Chess Puzzles13%—
Thematic Generalization76.3%—
Mystery Game Puzzles16%—
DTBench89.9%—
LMCA46.5%—
Epoch Capabilities Index152.24—
ForecastBench62—

Math Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 52.9 (#49), Muse Glimmer: 38.8 (#125)

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena Math14621417
OTIS Mock AIME 2024-202585.8%—
ProofBench45%—
FrontierMath (Feb 2025 set)32.4%—
FrontierMath Tier 4 (v1)8.3%—

Knowledge Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 51.7 (#65), Muse Glimmer: 38.5 (#143)

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena Expert15001386
GPQA Diamond87.4%—
SimpleQA Verified35.5%—
Vectara Hallucination Rate10.6%—

Multimodal Not comparable

Claude Sonnet 4.6: 38.0 (#68), Muse Glimmer: —

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena Vision1283—
Blueprint-Bench 26.7%—
LMArena Document1482—

Multilingual Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 54.4 (#41), Muse Glimmer: 50.5 (#122)

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena Non-English14401384
LMArena Chinese14911412
LMArena Russian14401390
LMArena French1465—
LMArena German1428—
LMArena Japanese1420—
LMArena Korean1411—
LMArena Spanish1464—

Instruction Following Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 77.4 (#25), Muse Glimmer: 72.6 (#135)

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena Instruction Following14751375

Long Context Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 45.3 (#44), Muse Glimmer: 42.1 (#129)

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena Longer Query14791382

Writing & Preference Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 70.2 (#22), Muse Glimmer: 57.5 (#126)

BenchmarkClaude Sonnet 4.6Muse Glimmer
LMArena Text14581389
LMArena Creative Writing14351339
LMArena Multi-Turn14641399
EQ-Bench Creative Writing1810—
EQ-Bench 41207—

Frequently asked questions

Is Claude Sonnet 4.6 better than Muse Glimmer?

Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 41.7 on the Noometry Index.

Is Claude Sonnet 4.6 or Muse Glimmer better for coding?

Claude Sonnet 4.6 scores higher on coding benchmarks: 46.3 versus 40.4 in the Noometry coding category.

How many benchmarks do Claude Sonnet 4.6 and Muse Glimmer share?

15 benchmarks have published results for both models. Claude Sonnet 4.6 has 57 scored results on Noometry and Muse Glimmer has 15.

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