Model comparison

GPT-5 Mini vs Hy3

Hy3 is the stronger model overall, scoring 44.2 to 41.8 on the Noometry Index.

Last verified . 17 shared benchmarks.

GPT-5 Mini OpenAI

41.8

Rank #128 Confirmed

Hy3 Tencent

44.2

Rank #79 Confirmed

Summary

  • They share 17 benchmarks with published results for both. GPT-5 Mini scores higher in 3 categories and Hy3 in 5 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Hy3 leads 62.2 to 55.2.
  • Hy3 is cheaper at $0.0825 / $0.33 per million input/output tokens, against $0.25 / $2 for GPT-5 Mini.
  • GPT-5 Mini accepts more context: 400K tokens versus 262K.
  • Hy3 has downloadable open weights; the other is API-only.

Side by side

GPT-5 Mini and Hy3 specifications
GPT-5 MiniHy3
ProviderOpenAITencent
Noometry Index41.844.2
Released2025-08-072026-07-06
WeightsProprietaryOpen
Context window400K262K
Max output128K128K
Input $ / M tokens$0.25$0.0825
Output $ / M tokens$2$0.33
Results tracked6019

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Category by category

Coding Hy3 leads

GPT-5 Mini: 40.1 (#146), Hy3: 46.8 (#63)

Coding benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Coding14061464
SWE-bench Verified64.7%—
SWE-bench Verified (bash only)59.8%—
LMArena WebDev—1508
SWE-bench Multilingual39.7%—
SciCode39.2%—
WeirdML52.7%—
ALE-Bench799.77—
AlgoTune1.38—

Agentic & Tool Use Not comparable

GPT-5 Mini: 31.1 (#70), Hy3: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5 MiniHy3
Terminal-Bench34.8%—
Berkeley Function Calling Leaderboard55.5%—
Vending-Bench 2-31.18—

Reasoning Hy3 leads

GPT-5 Mini: 23.9 (#168), Hy3: 26.1 (#136)

Reasoning benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Hard Prompts13801447
ARC-AGI-24.4%—
Kagi LLM Benchmark70.3%—
NYT Connections (extended)—41.2%
ARC-AGI-154.3%—
CritPt0%—
Chess Puzzles30%—
EnigmaEval8.2%—
Mystery Game Puzzles10%—
DTBench80.5%—
LMCA34.2%—
Epoch Capabilities Index145.52—
ForecastBench61—

Math GPT-5 Mini leads

GPT-5 Mini: 46.7 (#69), Hy3: 40.1 (#93)

Knowledge GPT-5 Mini leads

GPT-5 Mini: 45.6 (#86), Hy3: 40.8 (#114)

Knowledge benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Expert13791460
GPQA Diamond75%—
Humanity's Last Exam19.4%—
SimpleQA Verified21.6%—
MMLU-Pro83.5%—
Confabulations13.3%—
Vectara Hallucination Rate12.9%—
GPQA (HELM)75.6%—

Multimodal Not comparable

GPT-5 Mini: 35.6 (#85), Hy3: —

Multimodal benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Vision1202—
VPCT40.2%—

Multilingual Hy3 leads

GPT-5 Mini: 48.9 (#137), Hy3: 53.5 (#65)

Multilingual benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Non-English13631426
LMArena Chinese13851493
LMArena French13861461
LMArena German13661439
LMArena Japanese13411392
LMArena Korean13081395
LMArena Russian13621432
LMArena Spanish13551456

Instruction Following GPT-5 Mini leads

GPT-5 Mini: 76.2 (#46), Hy3: 75.1 (#70)

Instruction Following benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Instruction Following13571426
IFEval92.7%—

Long Context Hy3 leads

GPT-5 Mini: 41.9 (#132), Hy3: 44.1 (#75)

Long Context benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Longer Query13551442
Fiction.LiveBench69.4%—

Writing & Preference Hy3 leads

GPT-5 Mini: 55.2 (#148), Hy3: 62.2 (#81)

Writing & Preference benchmarks
BenchmarkGPT-5 MiniHy3
LMArena Text13731439
LMArena Creative Writing13251402
LMArena Multi-Turn13631436
Short-Story Creative Writing83.1%—
EQ-Bench Creative Writing1313—
WildBench85.5%—

Frequently asked questions

Is GPT-5 Mini better than Hy3?

Hy3 is the stronger model overall, scoring 44.2 to 41.8 on the Noometry Index.

Which is cheaper, GPT-5 Mini or Hy3?

Hy3 is cheaper. It lists at $0.0825 per million input tokens and $0.33 per million output tokens; GPT-5 Mini lists at $0.25 and $2.

Is GPT-5 Mini or Hy3 better for coding?

Hy3 scores higher on coding benchmarks: 46.8 versus 40.1 in the Noometry coding category.

Which has the bigger context window?

GPT-5 Mini does, with 400K tokens against 262K.

How many benchmarks do GPT-5 Mini and Hy3 share?

17 benchmarks have published results for both models. GPT-5 Mini has 60 scored results on Noometry and Hy3 has 19.

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