Model comparison

Claude Sonnet 4.6 vs Phi-3.5-MoE

Claude Sonnet 4.6 has enough public results to be ranked (#50); Phi-3.5-MoE does not yet, so treat this comparison as directional.

Last verified . 0 shared benchmarks.

Claude Sonnet 4.6 Anthropic

50.3

Rank #50 Confirmed

Phi-3.5-MoE Microsoft

—

Unranked

Summary

  • Phi-3.5-MoE has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 4.6 and Phi-3.5-MoE specifications
Claude Sonnet 4.6Phi-3.5-MoE
ProviderAnthropicMicrosoft
Noometry Index50.3—
Released2026-02-172024-08-17
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$3—
Output $ / M tokens$15—
Results tracked573

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Category by category

Coding Not comparable

Claude Sonnet 4.6: 46.3 (#67), Phi-3.5-MoE: —

Coding benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
SWE-bench Verified75.2%—
DeepSWE29.9%—
FrontierCode24.3%—
LMArena WebDev1522—
SciCode46.8%—
WeirdML66.1%—
LMArena Coding1504—
ALE-Bench1,327—

Agentic & Tool Use Not comparable

Claude Sonnet 4.6: 39.1 (#28), Phi-3.5-MoE: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
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 Not comparable

Claude Sonnet 4.6: 46.1 (#45), Phi-3.5-MoE: —

Reasoning benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
ARC-AGI-260.4%—
NYT Connections (extended)80.9%—
ARC-AGI-186.5%—
CritPt3.1%—
Chess Puzzles13%—
Thematic Generalization76.3%—
LMArena Hard Prompts1484—
Mystery Game Puzzles16%—
DTBench89.9%—
LMCA46.5%—
Epoch Capabilities Index152.24—
ForecastBench62—
PIQA—88.6%

Math Not comparable

Claude Sonnet 4.6: 52.9 (#49), Phi-3.5-MoE: —

Math benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
OTIS Mock AIME 2024-202585.8%—
ProofBench45%—
LMArena Math1462—
FrontierMath (Feb 2025 set)32.4%—
FrontierMath Tier 4 (v1)8.3%—
GSM8K—88.7%

Knowledge Not comparable

Claude Sonnet 4.6: 51.7 (#65), Phi-3.5-MoE: —

Knowledge benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
GPQA Diamond87.4%—
SimpleQA Verified35.5%—
Vectara Hallucination Rate10.6%—
LMArena Expert1500—
BoolQ—84.6%

Multimodal Not comparable

Claude Sonnet 4.6: 38.0 (#68), Phi-3.5-MoE: —

Multimodal benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
LMArena Vision1283—
Blueprint-Bench 26.7%—
LMArena Document1482—

Multilingual Not comparable

Claude Sonnet 4.6: 54.4 (#41), Phi-3.5-MoE: —

Multilingual benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
LMArena Non-English1440—
LMArena Chinese1491—
LMArena French1465—
LMArena German1428—
LMArena Japanese1420—
LMArena Korean1411—
LMArena Russian1440—
LMArena Spanish1464—

Instruction Following Not comparable

Claude Sonnet 4.6: 77.4 (#25), Phi-3.5-MoE: —

Instruction Following benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
LMArena Instruction Following1475—

Long Context Not comparable

Claude Sonnet 4.6: 45.3 (#44), Phi-3.5-MoE: —

Long Context benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
LMArena Longer Query1479—

Writing & Preference Not comparable

Claude Sonnet 4.6: 70.2 (#22), Phi-3.5-MoE: —

Writing & Preference benchmarks
BenchmarkClaude Sonnet 4.6Phi-3.5-MoE
LMArena Text1458—
LMArena Creative Writing1435—
EQ-Bench Creative Writing1810—
EQ-Bench 41207—
LMArena Multi-Turn1464—

Frequently asked questions

Is Claude Sonnet 4.6 better than Phi-3.5-MoE?

Claude Sonnet 4.6 has enough public results to be ranked (#50); Phi-3.5-MoE does not yet, so treat this comparison as directional.

How many benchmarks do Claude Sonnet 4.6 and Phi-3.5-MoE share?

0 benchmarks have published results for both models. Claude Sonnet 4.6 has 57 scored results on Noometry and Phi-3.5-MoE has 3.

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