Model comparison

gpt-oss-120b vs Qwen3.7 Flash

Qwen3.7 Flash is the stronger model overall, scoring 39.9 to 36.3 on the Noometry Index.

Last verified . 5 shared benchmarks.

gpt-oss-120b OpenAI

36.3

Rank #217 Confirmed

Qwen3.7 Flash Alibaba (Qwen)

39.9

Rank #156 Confirmed

Summary

  • They share 5 benchmarks with published results for both. gpt-oss-120b scores higher in 1 category and Qwen3.7 Flash in 2 categories; 3 gaps are clear of the uncertainty.
  • The widest gap is in math, where gpt-oss-120b leads 52.5 to 38.3.
  • The biggest single-benchmark swing is Mystery Game Puzzles: 2% for gpt-oss-120b and 15% for Qwen3.7 Flash.
  • Qwen3.7 Flash is cheaper at $0.03 / $0.13 per million input/output tokens, against $0.037 / $0.17 for gpt-oss-120b.
  • Qwen3.7 Flash accepts more context: 1M tokens versus 131K.
  • gpt-oss-120b has downloadable open weights; the other is API-only.

Side by side

gpt-oss-120b and Qwen3.7 Flash specifications
gpt-oss-120bQwen3.7 Flash
ProviderOpenAIAlibaba (Qwen)
Noometry Index36.339.9
Released2025-08-052026-07-15
WeightsOpenProprietary
Context window131K1M
Max output41K131K
Input $ / M tokens$0.037$0.03
Output $ / M tokens$0.17$0.13
Results tracked487

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Category by category

Coding Not comparable

gpt-oss-120b: 33.5 (#256), Qwen3.7 Flash: —

Coding benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
SWE-bench Verified (bash only)26%—
Aider Polyglot41.8%—
SciCode36%—
WeirdML48.2%—
LMArena Coding1380—
ALE-Bench575.62—
AlgoTune1.41—

Agentic & Tool Use Not comparable

gpt-oss-120b: 12.2 (#153), Qwen3.7 Flash: —

Agentic & Tool Use benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
Terminal-Bench18.7%—
APEX-Agents4.4%—
METR Time Horizons56.6%—
Vending-Bench 2-21.53—

Reasoning Qwen3.7 Flash leads

gpt-oss-120b: 20.0 (#245), Qwen3.7 Flash: 28.2 (#108)

Reasoning benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
Chess Puzzles20%23%
Mystery Game Puzzles2%15%
Epoch Capabilities Index139.93144.64
SimpleBench22.1%—
Kagi LLM Benchmark58.6%—
NYT Connections (extended)—43.8%
CritPt1.1%—
LMArena Hard Prompts1364—
DTBench76.3%—
LMCA22.1%—
Surface Evolver Bench25%—

Math gpt-oss-120b leads

gpt-oss-120b: 52.5 (#50), Qwen3.7 Flash: 38.3 (#140)

Math benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
OTIS Mock AIME 2024-202588.9%86.7%
FrontierMath (Tiers 1-3)—19.3%
Omni-MATH68.8%—
LMArena Math1389—

Knowledge Qwen3.7 Flash leads

gpt-oss-120b: 42.4 (#96), Qwen3.7 Flash: 48.9 (#75)

Knowledge benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
GPQA Diamond75.8%82.3%
MMLU-Pro79.5%—
Confabulations15.7%—
Vectara Hallucination Rate14.2%—
GPQA (HELM)68.4%—
LMArena Expert1356—

Multilingual Not comparable

gpt-oss-120b: 48.0 (#147), Qwen3.7 Flash: —

Multilingual benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
LMArena Non-English1351—
LMArena Chinese1385—
LMArena French1369—
LMArena German1353—
LMArena Japanese1331—
LMArena Korean1282—
LMArena Russian1343—
LMArena Spanish1389—

Instruction Following Not comparable

gpt-oss-120b: 69.3 (#173), Qwen3.7 Flash: —

Instruction Following benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
IFEval83.6%—
LMArena Instruction Following1318—

Long Context Not comparable

gpt-oss-120b: 31.4 (#278), Qwen3.7 Flash: —

Long Context benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
Fiction.LiveBench44.4%—
LMArena Longer Query1319—

Writing & Preference Not comparable

gpt-oss-120b: 46.5 (#217), Qwen3.7 Flash: —

Writing & Preference benchmarks
Benchmarkgpt-oss-120bQwen3.7 Flash
LMArena Text1365—
LMArena Creative Writing1275—
Short-Story Creative Writing77.1%—
EQ-Bench Creative Writing961—
WildBench84.5%—
LMArena Multi-Turn1340—

Frequently asked questions

Is gpt-oss-120b better than Qwen3.7 Flash?

Qwen3.7 Flash is the stronger model overall, scoring 39.9 to 36.3 on the Noometry Index.

Which is cheaper, gpt-oss-120b or Qwen3.7 Flash?

Qwen3.7 Flash is cheaper. It lists at $0.03 per million input tokens and $0.13 per million output tokens; gpt-oss-120b lists at $0.037 and $0.17.

Which has the bigger context window?

Qwen3.7 Flash does, with 1M tokens against 131K.

How many benchmarks do gpt-oss-120b and Qwen3.7 Flash share?

5 benchmarks have published results for both models. gpt-oss-120b has 48 scored results on Noometry and Qwen3.7 Flash has 7.

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