Model comparison

Claude Sonnet 5.5 vs Hunyuan Vision 1.5

Claude Sonnet 5.5 is the stronger model overall, scoring 61.9 to 43.1 on the Noometry Index.

Last verified . 9 shared benchmarks.

Claude Sonnet 5.5 Anthropic

61.9

Rank #10 Confirmed

Hunyuan Vision 1.5 Tencent

43.1

Rank #98 Confirmed

Summary

  • They share 9 benchmarks with published results for both. Claude Sonnet 5.5 scores higher in 7 categories and Hunyuan Vision 1.5 in 0 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in coding, where Claude Sonnet 5.5 leads 67.3 to 41.8.

Side by side

Claude Sonnet 5.5 and Hunyuan Vision 1.5 specifications
Claude Sonnet 5.5Hunyuan Vision 1.5
ProviderAnthropicTencent
Noometry Index61.943.1
Released2026-09-28—
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$2—
Output $ / M tokens$10—
Results tracked329

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Category by category

Coding Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 67.3 (#6), Hunyuan Vision 1.5: 41.8 (#119)

Coding benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
LMArena Coding15131418
FrontierCode52.1%—
CursorBench55.5%—
LMArena WebDev1774—
FrontierSWE61.9%—
SciCode61%—
ALE-Bench1,819—

Agentic & Tool Use Not comparable

Claude Sonnet 5.5: 45.0 (#16), Hunyuan Vision 1.5: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
APEX-Agents75.5%—

Reasoning Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 54.0 (#28), Hunyuan Vision 1.5: 28.9 (#97)

Reasoning benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
LMArena Hard Prompts14951416
NYT Connections (extended)80.5%—
CritPt31.4%—
Mystery Game Puzzles65%—
Epoch Capabilities Index165.03—

Math Not comparable

Claude Sonnet 5.5: 87.9 (#6), Hunyuan Vision 1.5: —

Math benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
FrontierMath (Tiers 1-3)88.8%—
FrontierMath Tier 480.5%—
OTIS Mock AIME 2024-2025100%—
ProofBench100%—
LMArena Math1510—
FrontierMath Erdős2.9%—

Knowledge Not comparable

Claude Sonnet 5.5: 66.0 (#12), Hunyuan Vision 1.5: —

Knowledge benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
GPQA Diamond95.6%—
SimpleQA Verified46.5%—
LMArena Expert1540—

Multimodal Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 51.5 (#6), Hunyuan Vision 1.5: 35.7 (#84)

Multimodal benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
LMArena Vision12891180
Furniture Assembly75%—

Multilingual Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 55.3 (#30), Hunyuan Vision 1.5: 50.3 (#125)

Multilingual benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
LMArena Non-English14521382
LMArena Chinese1522—
LMArena Russian1451—

Instruction Following Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 78.3 (#11), Hunyuan Vision 1.5: 73.7 (#117)

Instruction Following benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
LMArena Instruction Following14951397

Long Context Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 45.9 (#28), Hunyuan Vision 1.5: 42.9 (#115)

Long Context benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
LMArena Longer Query14981404

Writing & Preference Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 66.0 (#40), Hunyuan Vision 1.5: 60.1 (#100)

Writing & Preference benchmarks
BenchmarkClaude Sonnet 5.5Hunyuan Vision 1.5
LMArena Text14711405
LMArena Creative Writing14651388
LMArena Multi-Turn14741422

Frequently asked questions

Is Claude Sonnet 5.5 better than Hunyuan Vision 1.5?

Claude Sonnet 5.5 is the stronger model overall, scoring 61.9 to 43.1 on the Noometry Index.

Is Claude Sonnet 5.5 or Hunyuan Vision 1.5 better for coding?

Claude Sonnet 5.5 scores higher on coding benchmarks: 67.3 versus 41.8 in the Noometry coding category.

How many benchmarks do Claude Sonnet 5.5 and Hunyuan Vision 1.5 share?

9 benchmarks have published results for both models. Claude Sonnet 5.5 has 32 scored results on Noometry and Hunyuan Vision 1.5 has 9.

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