# Claude Opus 4.5 vs Qwen3 235B 2507 (Reasoning)

> Side-by-side benchmark comparison for Claude Opus 4.5 and Qwen3 235B 2507 (Reasoning) across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-opus-4-5-vs-qwen3-235b-2507-reasoning
- Last updated: October 17, 2026

- Shared sourced benchmarks: 7
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Qwen3 235B 2507 (Reasoning) if you want the stronger benchmark profile. Claude Opus 4.5 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Qwen3 235B 2507 (Reasoning) leads overall 62 to 54.05.
- The clearest category separation is in multilingual, where the averages are 96.5 for Claude Opus 4.5 and 83.8 for Qwen3 235B 2507 (Reasoning).
- The biggest single benchmark swing is HLE in Knowledge, with scores of 30.8% and 18.2%.
- Qwen3 235B 2507 (Reasoning) is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Claude Opus 4.5 also has the larger context window at 200K.

## Model Snapshot

| Property | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) |
|----------|----------|----------|
| Creator | Anthropic | Alibaba |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 200K | 128K |
| Overall Score | 54.05 | null |
| Benchmarks Covered | 61 | 8 |
| Pricing (input/output) | $5.00 / $25.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Claude Opus 4.5 public-lane score: 32.3 (Estimated · #89/128)
- Qwen3 235B 2507 (Reasoning) public-lane score: Coming soon

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 59.3% | Coming soon | Coming soon |
| OSWorld-Verified | 66.3% | Coming soon | Coming soon |
| OSWorld | 66.3% | Coming soon | Coming soon |
| Claw-Eval | 59.6% | Coming soon | Coming soon |
| QwenClawBench | 52.3% | Coming soon | Coming soon |
| τ³-bench results | 70.2% | Coming soon | Coming soon |
| VITA-Bench | 23.3% | Coming soon | Coming soon |
| DeepPlanning | 26.4% | Coming soon | Coming soon |
| Toolathlon | 43.5% | Coming soon | Coming soon |
| MCP Atlas | 42.3% | Coming soon | Coming soon |
| MCP-Tasks | 71.8% | Coming soon | Coming soon |
| WideResearch | 76.4% | Coming soon | Coming soon |
| CyberGym | 50.6% | Coming soon | Coming soon |
| Gert Labs | 64.23% | Coming soon | Coming soon |
| JobBench | 32.3% | Coming soon | Coming soon |

### Coding

- Winner: Not comparable
- Claude Opus 4.5 public-lane score: 40.3 (Estimated · #64/150)
- Qwen3 235B 2507 (Reasoning) public-lane score: Coming soon

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 80.9% | Coming soon | Coming soon |
| LiveCodeBench v6 | 84.8% | 74.1% | Claude Opus 4.5 |
| SWE-bench Pro | 57.1% | Coming soon | Coming soon |
| SWE Multilingual | 77.5% | Coming soon | Coming soon |
| NL2Repo | 43.2% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 59.3% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Opus 4.5 public-lane score: 78.3 (Unranked · 4 rankable rows)
- Qwen3 235B 2507 (Reasoning) public-lane score: Coming soon

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 64.4% | Coming soon | Coming soon |
| AI-Needle | 74% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Claude Opus 4.5 public-lane score: 48.6 (#49/54)
- Qwen3 235B 2507 (Reasoning) public-lane score: Coming soon

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| MMMU | 80.7% | Coming soon | Coming soon |
| MMMU-Pro | 70.6% | Coming soon | Coming soon |
| RealWorldQA | 77.0% | Coming soon | Coming soon |
| OmniDocBench 1.5 | 87.7% | Coming soon | Coming soon |
| Video-MME (with subtitle) | 77.6% | Coming soon | Coming soon |
| Video-MME (w/o subtitle) | 81.4% | Coming soon | Coming soon |
| MathVision | 74.3% | Coming soon | Coming soon |
| We-Math | 70.0% | Coming soon | Coming soon |
| DynaMath | 79.7% | Coming soon | Coming soon |
| SimpleVQA | 65.7% | Coming soon | Coming soon |
| CharXiv | 68.5% | Coming soon | Coming soon |
| CountBench | 90.6% | Coming soon | Coming soon |
| AI2D_TEST | 87.7% | Coming soon | Coming soon |
| ERQA | 46.8% | Coming soon | Coming soon |
| VideoMMMU | 84.4% | Coming soon | Coming soon |
| MLVU (M-Avg) | 81.7% | Coming soon | Coming soon |
| ScreenSpot Pro | 45.7% | Coming soon | Coming soon |
| V* | 67.0% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Claude Opus 4.5 public-lane score: 51.2 (Estimated · #77/184)
- Qwen3 235B 2507 (Reasoning) public-lane score: Coming soon

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 87% | 81.1% | Claude Opus 4.5 |
| SuperGPQA | 70.6% | 64.9% | Claude Opus 4.5 |
| MMLU-Pro | 89.5% | 84.4% | Claude Opus 4.5 |
| MMLU-Redux | 96.6% | Coming soon | Coming soon |
| C-Eval | 92.2% | Coming soon | Coming soon |
| HLE | 30.8% | 18.2% | Claude Opus 4.5 |

### Multilingual

- Winner: Claude Opus 4.5
- Claude Opus 4.5 public-lane score: 96.5 (#2/17)
- Qwen3 235B 2507 (Reasoning) public-lane score: 83.8 (#12/17)

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | 85.7% | 81% | Claude Opus 4.5 |
| NOVA-63 | 56.7% | Coming soon | Coming soon |
| INCLUDE | 86.2% | Coming soon | Coming soon |
| PolyMath | 79.0% | Coming soon | Coming soon |
| MAXIFE | 79.2% | Coming soon | Coming soon |

### Instruction Following

- Winner: Not comparable
- Claude Opus 4.5 public-lane score: 31.9 (#131/148)
- Qwen3 235B 2507 (Reasoning) public-lane score: Coming soon

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 90.9% | 87.8% | Claude Opus 4.5 |
| IFBench | 58% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- Claude Opus 4.5 public-lane score: 61.3 (#9/12)
- Qwen3 235B 2507 (Reasoning) public-lane score: Coming soon

| Benchmark | Claude Opus 4.5 | Qwen3 235B 2507 (Reasoning) | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 95.1% | Coming soon | Coming soon |
| HMMT Feb 2025 | 92.9% | Coming soon | Coming soon |
| HMMT Nov 2025 | 93.3% | Coming soon | Coming soon |
| HMMT Feb 2026 | 85.3% | Coming soon | Coming soon |
| MMAnswerBench | 84.0% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 34.386% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 4.878% | Coming soon | Coming soon |
| AIME 2025 | Coming soon | 92.3% | Coming soon |

## FAQ

### Which is better overall, Claude Opus 4.5 or Qwen3 235B 2507 (Reasoning)?

Qwen3 235B 2507 (Reasoning) is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Opus 4.5 and Qwen3 235B 2507 (Reasoning)?

The widest category gap is in multilingual, where the averages are 96.5 for Claude Opus 4.5 and 83.8 for Qwen3 235B 2507 (Reasoning).

### How many benchmarks does Claude Opus 4.5 cover on BenchLM?

Claude Opus 4.5 currently has 61 sourced benchmark scores on BenchLM.

### How many benchmarks does Qwen3 235B 2507 (Reasoning) cover on BenchLM?

Qwen3 235B 2507 (Reasoning) currently has 8 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Opus 4.5 vs Claude Opus 4.5 Thinking](/compare/claude-opus-4-5-vs-claude-opus-4-5-thinking)
- [Qwen3 235B 2507 (Reasoning) vs Claude Opus 4.5 Thinking](/compare/claude-opus-4-5-thinking-vs-qwen3-235b-2507-reasoning)
- [Claude Opus 4.5 vs Qwen3 235B 2507](/compare/claude-opus-4-5-vs-qwen3-235b-2507)
- [Qwen3 235B 2507 (Reasoning) vs Qwen3 235B 2507](/compare/qwen3-235b-2507-vs-qwen3-235b-2507-reasoning)

## Explore More

- [Claude Opus 4.5 profile](/models/claude-opus-4-5)
- [Qwen3 235B 2507 (Reasoning) profile](/models/qwen3-235b-2507-reasoning)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)