# Qwen3.7 Plus vs Step 3.7 Flash

> Qwen3.7 Plus is the stronger model overall, scoring 45.3 to 37.3 on the Noometry Index. Step 3.7 Flash costs 1.7× less per token, which makes it the better buy when Qwen3.7 Plus's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/qwen3-7-plus-vs-step-3-7-flash
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Qwen3.7 Plus scores higher in 2 categories and Step 3.7 Flash in 1 category; 3 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Qwen3.7 Plus leads 39.3 to 21.6.
- The biggest single-benchmark swing is NYT Connections (extended): 74.8% for Qwen3.7 Plus and 39.7% for Step 3.7 Flash.
- Step 3.7 Flash is cheaper at $0.18 / $1.11 per million input/output tokens, against $0.40 / $1.60 for Qwen3.7 Plus.
- Qwen3.7 Plus accepts more context: 1M tokens versus 256K.
- Step 3.7 Flash has downloadable open weights; the other is API-only.

## Snapshot

| | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| Provider | Alibaba (Qwen) | StepFun |
| Noometry Index | 45.3 | 37.3 |
| Rank | 72 | 207 |
| Context | 1M | 256K |
| Input $/M | $0.40 | $0.18 |
| Output $/M | $1.60 | $1.11 |
| Weights | Proprietary | Open |

## Coding

- Qwen3.7 Plus: 36.6 (#206)
- Step 3.7 Flash: 40.0 (#150)

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| SciCode | 45.5% | 40% |
| FrontierCode | 10.2% | — |
| LMArena Coding | 1473 | — |
| ALE-Bench | — | 694.12 |

## Agentic & Tool Use

- Qwen3.7 Plus: 21.4 (#138)
- Step 3.7 Flash: —

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| OSWorld 2.0 | 2.8% | — |

## Reasoning

- Qwen3.7 Plus: 39.3 (#59)
- Step 3.7 Flash: 21.6 (#219)

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| NYT Connections (extended) | 74.8% | 39.7% |
| CritPt | 9.1% | 2.3% |
| Chess Puzzles | 24% | — |
| LMArena Hard Prompts | 1460 | — |
| Mystery Game Puzzles | 17% | — |
| DTBench | 84% | — |
| LMCA | 37.6% | — |
| Epoch Capabilities Index | 147.37 | — |

## Math

- Qwen3.7 Plus: 50.5 (#56)
- Step 3.7 Flash: 42.9 (#82)

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| FrontierMath (Tiers 1-3) | 34.4% | — |
| MathArena Final-Answer Competitions | — | 68.5% |
| OTIS Mock AIME 2024-2025 | 93.3% | — |
| LMArena Math | 1466 | — |

## Knowledge

- Qwen3.7 Plus: 54.9 (#51)
- Step 3.7 Flash: —

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| GPQA Diamond | 87.9% | — |
| LMArena Expert | 1467 | — |

## Multimodal

- Qwen3.7 Plus: 41.8 (#33)
- Step 3.7 Flash: —

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| LMArena Vision | 1279 | — |
| LMArena Document | 1444 | — |

## Multilingual

- Qwen3.7 Plus: 54.8 (#38)
- Step 3.7 Flash: —

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| LMArena Non-English | 1445 | — |
| LMArena Chinese | 1510 | — |
| LMArena French | 1473 | — |
| LMArena German | 1471 | — |
| LMArena Japanese | 1413 | — |
| LMArena Korean | 1415 | — |
| LMArena Russian | 1457 | — |
| LMArena Spanish | 1457 | — |

## Instruction Following

- Qwen3.7 Plus: 75.8 (#52)
- Step 3.7 Flash: —

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| LMArena Instruction Following | 1440 | — |

## Long Context

- Qwen3.7 Plus: 44.5 (#65)
- Step 3.7 Flash: —

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| LMArena Longer Query | 1455 | — |

## Writing & Preference

- Qwen3.7 Plus: 64.3 (#56)
- Step 3.7 Flash: —

| Benchmark | Qwen3.7 Plus | Step 3.7 Flash |
|---|---|---|
| LMArena Text | 1455 | — |
| LMArena Creative Writing | 1439 | — |
| LMArena Multi-Turn | 1460 | — |

## FAQ

### Is Qwen3.7 Plus better than Step 3.7 Flash?

Qwen3.7 Plus is the stronger model overall, scoring 45.3 to 37.3 on the Noometry Index. Step 3.7 Flash costs 1.7× less per token, which makes it the better buy when Qwen3.7 Plus's lead doesn't matter for your workload.

### Which is cheaper, Qwen3.7 Plus or Step 3.7 Flash?

Step 3.7 Flash is cheaper. It lists at $0.18 per million input tokens and $1.11 per million output tokens; Qwen3.7 Plus lists at $0.40 and $1.60.

### Is Qwen3.7 Plus or Step 3.7 Flash better for coding?

Step 3.7 Flash scores higher on coding benchmarks: 40.0 versus 36.6 in the Noometry coding category.

### Which has the bigger context window?

Qwen3.7 Plus does, with 1M tokens against 256K.

### How many benchmarks do Qwen3.7 Plus and Step 3.7 Flash share?

3 benchmarks have published results for both models. Qwen3.7 Plus has 32 scored results on Noometry and Step 3.7 Flash has 5.