Model comparison

o1-pro vs Qwen3.5-9B

Qwen3.5-9B is the stronger model overall, scoring 33.8 to 31.5 on the Noometry Index.

Last verified . 0 shared benchmarks.

o1-pro OpenAI

31.5

Rank #271 Reported

Qwen3.5-9B Alibaba (Qwen)

33.8

Rank #236 Confirmed

Summary

  • The widest gap is in knowledge, where Qwen3.5-9B leads 46.0 to 29.7.
  • Qwen3.5-9B is cheaper at $0.10 / $0.15 per million input/output tokens, against $150 / $600 for o1-pro.
  • Qwen3.5-9B accepts more context: 262K tokens versus 200K.
  • Qwen3.5-9B has downloadable open weights; the other is API-only.

Side by side

o1-pro and Qwen3.5-9B specifications
o1-proQwen3.5-9B
ProviderOpenAIAlibaba (Qwen)
Noometry Index31.533.8
Released2025-03-192026-02-23
WeightsProprietaryOpen
Context window200K262K
Max output100K66K
Input $ / M tokens$150$0.10
Output $ / M tokens$600$0.15
Results tracked310

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Category by category

Coding Not comparable

o1-pro: —, Qwen3.5-9B: 35.9 (#217)

Coding benchmarks
Benchmarko1-proQwen3.5-9B
SciCode—27.5%

Agentic & Tool Use Not comparable

o1-pro: —, Qwen3.5-9B: 14.5 (#151)

Agentic & Tool Use benchmarks
Benchmarko1-proQwen3.5-9B
Terminal-Bench—9.2%

Reasoning Qwen3.5-9B leads

o1-pro: 20.4 (#239), Qwen3.5-9B: 23.1 (#182)

Reasoning benchmarks
Benchmarko1-proQwen3.5-9B
ARC-AGI-123.3%—
CritPt—0.3%
Chess Puzzles—12%
EnigmaEval6.1%—
DTBench—71.2%
LMCA—24.5%
Epoch Capabilities Index—139.46

Math Not comparable

o1-pro: —, Qwen3.5-9B: 34.8 (#192)

Math benchmarks
Benchmarko1-proQwen3.5-9B
MathArena Final-Answer Competitions—48.5%
OTIS Mock AIME 2024-2025—61.7%

Knowledge Qwen3.5-9B leads

o1-pro: 29.7 (#234), Qwen3.5-9B: 46.0 (#84)

Knowledge benchmarks
Benchmarko1-proQwen3.5-9B
GPQA Diamond—79%
Humanity's Last Exam8.1%—

Frequently asked questions

Is o1-pro better than Qwen3.5-9B?

Qwen3.5-9B is the stronger model overall, scoring 33.8 to 31.5 on the Noometry Index.

Which is cheaper, o1-pro or Qwen3.5-9B?

Qwen3.5-9B is cheaper. It lists at $0.10 per million input tokens and $0.15 per million output tokens; o1-pro lists at $150 and $600.

Which has the bigger context window?

Qwen3.5-9B does, with 262K tokens against 200K.

How many benchmarks do o1-pro and Qwen3.5-9B share?

0 benchmarks have published results for both models. o1-pro has 3 scored results on Noometry and Qwen3.5-9B has 10.

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