Noometry

Model comparison

Claude Opus 5 vs Hy3

Claude Opus 5 is the stronger model overall, scoring 67.8 to 44.2 on the Noometry Index. Hy3 costs 69× less per token, which makes it the better buy when Claude Opus 5's lead doesn't matter for your workload.

Last verified . 19 shared benchmarks.

Claude Opus 5 Anthropic

67.8

Rank #4 Confirmed

Hy3 Tencent

44.2

Rank #79 Confirmed

Summary

  • They share 19 benchmarks with published results for both. Claude Opus 5 scores higher in 8 categories and Hy3 in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Opus 5 leads 77.2 to 26.1.
  • The biggest single-benchmark swing is NYT Connections (extended): 94.3% for Claude Opus 5 and 41.2% for Hy3.
  • Hy3 is cheaper at $0.0825 / $0.33 per million input/output tokens, against $5 / $25 for Claude Opus 5.
  • Claude Opus 5 accepts more context: 1M tokens versus 262K.
  • Hy3 has downloadable open weights; the other is API-only.

Side by side

Claude Opus 5Hy3
ProviderAnthropicTencent
Noometry Index67.844.2
Released2026-07-242026-07-06
WeightsProprietaryOpen
Context window1M262K
Max output128K128K
Input $ / M tokens$5$0.0825
Output $ / M tokens$25$0.33
Results tracked5719

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Category by category

Coding Claude Opus 5 leads

Claude Opus 5: 67.5 (#5), Hy3: 46.8 (#63)

BenchmarkClaude Opus 5Hy3
LMArena WebDev16911508
LMArena Coding15341464
DeepSWE73.6%—
FrontierCode53.4%—
CursorBench46.6%—
FrontierSWE52%—
SciCode56.4%—
WeirdML91.8%—
ALE-Bench2,165—

Agentic & Tool Use Not comparable

Claude Opus 5: 55.6 (#1), Hy3: —

BenchmarkClaude Opus 5Hy3
APEX-Agents65.8%—
OSWorld 2.031.4%—
τ²-bench Banking48.7%—
PostTrainBench35%—
BALROG63.4%—
GBAEval79.6%—
GDP.pdf24%—
Vending-Bench 211,182—

Reasoning Claude Opus 5 leads

Claude Opus 5: 77.2 (#4), Hy3: 26.1 (#136)

BenchmarkClaude Opus 5Hy3
NYT Connections (extended)94.3%41.2%
LMArena Hard Prompts15261447
ARC-AGI-290.4%—
SimpleBench80.6%—
ARC-AGI-197.5%—
CritPt29.1%—
Chess Puzzles42%—
EBR-Bench45.7%—
Mystery Game Puzzles59%—
DTBench97.9%—
LMCA64.5%—
Bench to the Future 30.12—
Epoch Capabilities Index162.78—

Math Claude Opus 5 leads

Claude Opus 5: 86.2 (#8), Hy3: 40.1 (#93)

BenchmarkClaude Opus 5Hy3
LMArena Math15311475
FrontierMath (Tiers 1-3)85.6%—
FrontierMath Tier 473.2%—
OTIS Mock AIME 2024-202598.9%—
ProofBench99%—

Knowledge Claude Opus 5 leads

Claude Opus 5: 66.8 (#9), Hy3: 40.8 (#114)

BenchmarkClaude Opus 5Hy3
LMArena Expert15571460
GPQA Diamond93.9%—
SimpleQA Verified59.9%—

Multimodal Not comparable

Claude Opus 5: 50.8 (#8), Hy3: —

BenchmarkClaude Opus 5Hy3
LMArena Vision1319—
Blueprint-Bench 230.4%—
Furniture Assembly60.8%—
LMArena Document1516—

Multilingual Claude Opus 5 leads

Claude Opus 5: 58.8 (#4), Hy3: 53.5 (#65)

BenchmarkClaude Opus 5Hy3
LMArena Non-English15011426
LMArena Chinese15741493
LMArena French15191461
LMArena German15241439
LMArena Japanese15161392
LMArena Korean15211395
LMArena Russian15071432
LMArena Spanish15191456

Instruction Following Claude Opus 5 leads

Claude Opus 5: 79.2 (#7), Hy3: 75.1 (#70)

BenchmarkClaude Opus 5Hy3
LMArena Instruction Following15171426

Long Context Claude Opus 5 leads

Claude Opus 5: 46.5 (#21), Hy3: 44.1 (#75)

BenchmarkClaude Opus 5Hy3
LMArena Longer Query15151442

Writing & Preference Claude Opus 5 leads

Claude Opus 5: 79.2 (#1), Hy3: 62.2 (#81)

BenchmarkClaude Opus 5Hy3
LMArena Text15071439
LMArena Creative Writing14911402
LMArena Multi-Turn14991436
EQ-Bench Creative Writing2133—
EQ-Bench 41385—

Frequently asked questions

Is Claude Opus 5 better than Hy3?

Claude Opus 5 is the stronger model overall, scoring 67.8 to 44.2 on the Noometry Index. Hy3 costs 69× less per token, which makes it the better buy when Claude Opus 5's lead doesn't matter for your workload.

Which is cheaper, Claude Opus 5 or Hy3?

Hy3 is cheaper. It lists at $0.0825 per million input tokens and $0.33 per million output tokens; Claude Opus 5 lists at $5 and $25.

Is Claude Opus 5 or Hy3 better for coding?

Claude Opus 5 scores higher on coding benchmarks: 67.5 versus 46.8 in the Noometry coding category.

Which has the bigger context window?

Claude Opus 5 does, with 1M tokens against 262K.

How many benchmarks do Claude Opus 5 and Hy3 share?

19 benchmarks have published results for both models. Claude Opus 5 has 57 scored results on Noometry and Hy3 has 19.

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