Claude Sonnet 4.5 vs Qwen3.6 Plus
Head to head on 22 shared benchmarks, with price, context window, and release dates.
Benchmark scores
93evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Qwen3.6 Plus Alibaba | 61.9% | 26.2% | 88.2% | 27.8% | 75.2% | 83.2% | 73.5% | 78.2% | 69.9% | 58.3% | 75.0% | 83.7% | 75.8% | 36.9% | 77.0% | 68.0% | 44.9% | 40.7% | 74.7% | 43.9% | 25.6% | 97.7% | - | - | - | - | 95.3 | - | - | - | - | - | - | - | 23.0% | - | - | - | - | - | - | 40.8% | - | - | - | - | - | - | - | - | 96.7 | - | - | - | - | - | - | - | - | - | 88.5 | 94.5 | - | 89.5 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 73.8 | - | - | - | - | - | - | - | 59.5 | - | 32.0% | 51.5% | - | - | 59.0% |
| Claude Sonnet 4.5 Anthropic | 60.8% | 15.2% | 72.7% | 7.2% | 42.7% | 83.8% | 70.7% | 80.4% | 57.0% | 53.4% | 76.5% | 79.3% | 77.6% | 40.6% | 84.5% | 64.0% | 32.9% | 42.8% | 73.3% | 28.8% | 22.6% | 70.5% | 0.0% | 0.0% | 37.0% | 100 | - | 0.0% | 0.0% | 0.0% | 5.0% | 0.0% | 0.0% | 0.0% | - | 0.0% | 0.0% | 1675elo | 71.4 | 0.0% | 0.0% | - | 0.0% | 0.0% | 83.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | - | 87.5% | 0.0% | 0.0% | 59.0% | 0.75 | 0.75 | 0.0% | 0 | 0 | - | - | 86.0% | - | 0.0% | 0.0% | 62.9% | 0.0% | 0.0% | 19.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0 | 0.0% | 0.0% | - | 77.2% | 67.0% | 74.8% | 0.0% | 0 | 0 | 50.34 | - | 0 | - | - | 0.0% | 1.49 | 27.5% |
2 / 2 models
| Attribute | Claude Sonnet 4.5 Anthropic | Qwen3.6 Plus Alibaba |
|---|---|---|
| Description | anthropic/claude-sonnet-4.5 is an AI model. | Qwen3.6Plus is an AI model from Alibaba. |
| Family | Claude | Qwen3.6 |
| Params | Undisclosed (closed) | - |
| Open weights | closed | closed |
| License | Proprietary | proprietary |
| Released | 29 Sep 2025 | 2 Apr 2026 |
| Context | 1,000,000 | 1,000,000 |
| Input $/1M | $3.00 | $0.50 |
| Output $/1M | $15.00 | $3.00 |
| Cache read $/1M | $0.300 | - |
| Cache write $/1M | $3.750 | $0.406 |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text, image, file | text, image, video |
| Providers | anthropic, aws-bedrock, vertex-ai | - |
| Publisher | Anthropic | Alibaba |
| Reported scores | TaxEval v273.3% LiveBench - Math79.3% (LiveBench) LiveBench - Coding80.4% (LiveBench) LiveBench - Language76.5% (LiveBench) LiveBench - Data Analysis57.0% (LiveBench) | GPQA Diamond88.2% (AA) Humanity's Last Exam (HLE)27.8% (AA) IFBench75.2% (AA) SciCode40.7% (AA) τ²-bench (Tau²-bench)97.7% (AA) |
FAQ
- Is Claude Sonnet 4.5 or Qwen3.6 Plus better?
- Across the 22 benchmarks both models report on Sophon, Qwen3.6 Plus leads on 15 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Claude Sonnet 4.5 and Qwen3.6 Plus compare on GPQA Diamond?
- Claude Sonnet 4.5 scores 72.7% and Qwen3.6 Plus scores 88.2% on GPQA Diamond.
- Which is cheaper, Claude Sonnet 4.5 or Qwen3.6 Plus?
- Qwen3.6 Plus is cheaper at $3.00 per million output tokens against $15.00 for Claude Sonnet 4.5 - about 5.0x.
- When were Claude Sonnet 4.5 and Qwen3.6 Plus released?
- Claude Sonnet 4.5 was released 29 Sep 2025 by Anthropic. Qwen3.6 Plus was released 2 Apr 2026 by Alibaba.
Comparing something else? Build your own side-by-side.