# Claude Opus 5.5 vs Qwen3.7 Plus

> Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 45.3 on the Noometry Index. Qwen3.7 Plus costs 11× less per token, which makes it the better buy when Claude Opus 5.5's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/claude-opus-5-5-vs-qwen3-7-plus
- Last updated: 2026-10-12
- Shared benchmarks: 26

## Summary

- They share 26 benchmarks with published results for both. Claude Opus 5.5 scores higher in 10 categories and Qwen3.7 Plus in 0 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Opus 5.5 leads 91.8 to 50.5.
- The biggest single-benchmark swing is FrontierMath (Tiers 1-3): 91.2% for Claude Opus 5.5 and 34.4% for Qwen3.7 Plus.
- Qwen3.7 Plus is cheaper at $0.40 / $1.60 per million input/output tokens, against $4 / $20 for Claude Opus 5.5.

## Snapshot

| | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 68.6 | 45.3 |
| Rank | 3 | 72 |
| Context | 1M | 1M |
| Input $/M | $4 | $0.40 |
| Output $/M | $20 | $1.60 |
| Weights | Proprietary | Proprietary |

## Coding

- Claude Opus 5.5: 71.9 (#3)
- Qwen3.7 Plus: 36.6 (#206)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| FrontierCode | 54.6% | 10.2% |
| SciCode | 66.9% | 45.5% |
| LMArena Coding | 1547 | 1473 |
| CursorBench | 57.8% | — |
| LMArena WebDev | 1813 | — |
| FrontierSWE | 62.3% | — |
| MirrorCode | 77.4% | — |
| ALE-Bench | 2,147 | — |

## Agentic & Tool Use

- Claude Opus 5.5: 45.3 (#15)
- Qwen3.7 Plus: 21.4 (#138)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| APEX-Agents | 73.5% | — |
| OSWorld 2.0 | — | 2.8% |
| GDP.pdf | 30.6% | — |
| Vending-Bench 2 | 9,235 | — |

## Reasoning

- Claude Opus 5.5: 80.2 (#3)
- Qwen3.7 Plus: 39.3 (#59)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| NYT Connections (extended) | 88.5% | 74.8% |
| CritPt | 31.7% | 9.1% |
| LMArena Hard Prompts | 1535 | 1460 |
| Mystery Game Puzzles | 71% | 17% |
| DTBench | 98.9% | 84% |
| LMCA | 68.2% | 37.6% |
| Epoch Capabilities Index | 167.33 | 147.37 |
| ARC-AGI-2 | 93.3% | — |
| ARC-AGI-1 | 98.5% | — |
| Chess Puzzles | — | 24% |
| EBR-Bench | 71.4% | — |

## Math

- Claude Opus 5.5: 91.8 (#3)
- Qwen3.7 Plus: 50.5 (#56)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| FrontierMath (Tiers 1-3) | 91.2% | 34.4% |
| OTIS Mock AIME 2024-2025 | 100% | 93.3% |
| LMArena Math | 1506 | 1466 |
| FrontierMath Tier 4 | 95% | — |
| ProofBench | 100% | — |
| FrontierMath Erdős | 2.9% | — |

## Knowledge

- Claude Opus 5.5: 66.4 (#10)
- Qwen3.7 Plus: 54.9 (#51)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| GPQA Diamond | 90.6% | 87.9% |
| LMArena Expert | 1547 | 1467 |
| SimpleQA Verified | 72.2% | — |

## Multimodal

- Claude Opus 5.5: 57.8 (#1)
- Qwen3.7 Plus: 41.8 (#33)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Vision | 1321 | 1279 |
| Blueprint-Bench 2 | 51.2% | — |
| Furniture Assembly | 83.3% | — |
| LMArena Document | — | 1444 |

## Multilingual

- Claude Opus 5.5: 59.1 (#2)
- Qwen3.7 Plus: 54.8 (#38)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Non-English | 1507 | 1445 |
| LMArena Chinese | 1588 | 1510 |
| LMArena French | 1514 | 1473 |
| LMArena Russian | 1520 | 1457 |
| LMArena Spanish | 1507 | 1457 |
| LMArena German | — | 1471 |
| LMArena Japanese | — | 1413 |
| LMArena Korean | — | 1415 |

## Instruction Following

- Claude Opus 5.5: 80.0 (#3)
- Qwen3.7 Plus: 75.8 (#52)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Instruction Following | 1537 | 1440 |

## Long Context

- Claude Opus 5.5: 47.1 (#19)
- Qwen3.7 Plus: 44.5 (#65)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Longer Query | 1532 | 1455 |

## Writing & Preference

- Claude Opus 5.5: 78.2 (#3)
- Qwen3.7 Plus: 64.3 (#56)

| Benchmark | Claude Opus 5.5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Text | 1515 | 1455 |
| LMArena Creative Writing | 1533 | 1439 |
| LMArena Multi-Turn | 1499 | 1460 |
| EQ-Bench Creative Writing | 2050 | — |

## FAQ

### Is Claude Opus 5.5 better than Qwen3.7 Plus?

Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 45.3 on the Noometry Index. Qwen3.7 Plus costs 11× less per token, which makes it the better buy when Claude Opus 5.5's lead doesn't matter for your workload.

### Which is cheaper, Claude Opus 5.5 or Qwen3.7 Plus?

Qwen3.7 Plus is cheaper. It lists at $0.40 per million input tokens and $1.60 per million output tokens; Claude Opus 5.5 lists at $4 and $20.

### Is Claude Opus 5.5 or Qwen3.7 Plus better for coding?

Claude Opus 5.5 scores higher on coding benchmarks: 71.9 versus 36.6 in the Noometry coding category.

### Which has the bigger context window?

Both accept 1M tokens.

### How many benchmarks do Claude Opus 5.5 and Qwen3.7 Plus share?

26 benchmarks have published results for both models. Claude Opus 5.5 has 44 scored results on Noometry and Qwen3.7 Plus has 32.