# o1-pro vs Qwen3.5-9B

> Qwen3.5-9B is the stronger model overall, scoring 33.3 to 31.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/o1-pro-vs-qwen3-5-9b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Qwen3.5-9B leads 46.0 to 29.3.
- 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.

## Snapshot

| | o1-pro | Qwen3.5-9B |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 31.2 | 33.3 |
| Rank | 264 | 235 |
| Context | 200K | 262K |
| Input $/M | $150 | $0.10 |
| Output $/M | $600 | $0.15 |
| Weights | Proprietary | Open |

## Coding

- o1-pro: —
- Qwen3.5-9B: 35.3 (#213)

| Benchmark | o1-pro | Qwen3.5-9B |
|---|---|---|
| SciCode | — | 27.5% |

## Agentic & Tool Use

- o1-pro: —
- Qwen3.5-9B: 14.4 (#143)

| Benchmark | o1-pro | Qwen3.5-9B |
|---|---|---|
| Terminal-Bench | — | 9.2% |

## Reasoning

- o1-pro: 20.2 (#223)
- Qwen3.5-9B: 22.5 (#178)

| Benchmark | o1-pro | Qwen3.5-9B |
|---|---|---|
| ARC-AGI-1 | 23.3% | — |
| CritPt | — | 0.3% |
| Chess Puzzles | — | 12% |
| EnigmaEval | 6.1% | — |
| DTBench | — | 71.2% |
| LMCA | — | 24.5% |
| Epoch Capabilities Index | — | 139.45 |

## Math

- o1-pro: —
- Qwen3.5-9B: 33.5 (#174)

| Benchmark | o1-pro | Qwen3.5-9B |
|---|---|---|
| MathArena Final-Answer Competitions | — | 48.5% |
| OTIS Mock AIME 2024-2025 | — | 61.7% |

## Knowledge

- o1-pro: 29.3 (#227)
- Qwen3.5-9B: 46.0 (#77)

| Benchmark | o1-pro | Qwen3.5-9B |
|---|---|---|
| GPQA Diamond | — | 79% |
| Humanity's Last Exam | 8.1% | — |

## FAQ

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

Qwen3.5-9B is the stronger model overall, scoring 33.3 to 31.2 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.