# o3-pro vs Qwen3.7 Flash

> o3-pro is the stronger model overall, scoring 42.9 to 39.9 on the Noometry Index. Qwen3.7 Flash costs 636× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/o3-pro-vs-qwen3-7-flash
- Last updated: 2026-10-12
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. o3-pro scores higher in 0 categories and Qwen3.7 Flash in 2 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.7 Flash leads 48.9 to 29.5.
- Qwen3.7 Flash is cheaper at $0.03 / $0.13 per million input/output tokens, against $20 / $80 for o3-pro.
- Qwen3.7 Flash accepts more context: 1M tokens versus 200K.

## Snapshot

| | o3-pro | Qwen3.7 Flash |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 42.9 | 39.9 |
| Rank | 105 | 156 |
| Context | 200K | 1M |
| Input $/M | $20 | $0.03 |
| Output $/M | $80 | $0.13 |
| Weights | Proprietary | Proprietary |

## Coding

- o3-pro: 55.5 (#24)
- Qwen3.7 Flash: —

| Benchmark | o3-pro | Qwen3.7 Flash |
|---|---|---|
| Aider Polyglot | 84.9% | — |
| WeirdML | 58.2% | — |

## Reasoning

- o3-pro: 23.8 (#171)
- Qwen3.7 Flash: 28.2 (#108)

| Benchmark | o3-pro | Qwen3.7 Flash |
|---|---|---|
| Epoch Capabilities Index | 147.42 | 144.64 |
| ARC-AGI-2 | 4.9% | — |
| Kagi LLM Benchmark | 72.1% | — |
| NYT Connections (extended) | — | 43.8% |
| ARC-AGI-1 | 59.3% | — |
| Chess Puzzles | — | 23% |
| Mystery Game Puzzles | — | 15% |
| DTBench | 86.9% | — |
| LMCA | 38.5% | — |

## Math

- o3-pro: —
- Qwen3.7 Flash: 38.3 (#140)

| Benchmark | o3-pro | Qwen3.7 Flash |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 19.3% |
| OTIS Mock AIME 2024-2025 | — | 86.7% |

## Knowledge

- o3-pro: 29.5 (#238)
- Qwen3.7 Flash: 48.9 (#75)

| Benchmark | o3-pro | Qwen3.7 Flash |
|---|---|---|
| GPQA Diamond | — | 82.3% |
| Confabulations | 14.2% | — |
| Vectara Hallucination Rate | 23.3% | — |

## Long Context

- o3-pro: 72.2 (#1)
- Qwen3.7 Flash: —

| Benchmark | o3-pro | Qwen3.7 Flash |
|---|---|---|
| Fiction.LiveBench | 97.2% | — |

## Writing & Preference

- o3-pro: 57.1 (#133)
- Qwen3.7 Flash: —

| Benchmark | o3-pro | Qwen3.7 Flash |
|---|---|---|
| Short-Story Creative Writing | 84.4% | — |

## FAQ

### Is o3-pro better than Qwen3.7 Flash?

o3-pro is the stronger model overall, scoring 42.9 to 39.9 on the Noometry Index. Qwen3.7 Flash costs 636× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.

### Which is cheaper, o3-pro 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; o3-pro lists at $20 and $80.

### Which has the bigger context window?

Qwen3.7 Flash does, with 1M tokens against 200K.

### How many benchmarks do o3-pro and Qwen3.7 Flash share?

1 benchmark has published results for both models. o3-pro has 12 scored results on Noometry and Qwen3.7 Flash has 7.