GPT-5.5 vs Qwen3.6 Plus
Head to head on 25 shared benchmarks, with price, context window, and release dates.
Benchmark scores
60evals · sort by any column, ⤢ to expand fullscreen
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| GPT-5.5 OpenAI | 68.4% | 86.0% | 51.8% | 51.7% | 76.8% | 13.7% | 46.1% | 84.7% | 82.5% | 81.1% | 73.0% | 87.7% | 96.3% | 87.7% | 49.1% | 86.9% | 68.8% | 51.5% | 47.3% | 75.0% | 49.2% | 57.4% | 68.1% | 69.8% | 69.3% | - | 86.2% | 54.2% | 12.9% | 36.2% | 90.0% | 100.0% | 1315elo | 1844elo | 78.2 | 34.0% | 5.7% | 44.8% | 24.9% | 1769elo | 15.1% | 51.8% | - | - | 2.1% | 92.8% | - | - | 88.6% | - | 78.7% | 45.3% | 100.0% | 50.0% | 4.2 | - | 58.6% | 75.7% | 83.4% | - | 61.9% |
| Qwen3.6 Plus Alibaba | 61.9% | 23.0% | 40.8% | 26.2% | 88.2% | 27.8% | 75.2% | 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% | 32.0% | 51.5% | 25.6% | 97.7% | 95.3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 96.7 | 83.2% | - | - | 88.5 | 94.5 | - | 89.5 | - | - | - | - | - | 73.8 | - | - | - | 59.5 | 59.0% |
2 / 2 models
| Attribute | GPT-5.5 OpenAI | Qwen3.6 Plus Alibaba |
|---|---|---|
| Description | GPT-5.5 is an AI model from OpenAI. | Qwen3.6Plus is an AI model from Alibaba. |
| Family | GPT | Qwen3.6 |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | proprietary |
| Released | 23 Apr 2026 | 2 Apr 2026 |
| Context | 1,050,000 | 1,000,000 |
| Input $/1M | $5.00 | $0.50 |
| Output $/1M | $30.00 | $3.00 |
| Cache read $/1M | $0.500 | - |
| Cache write $/1M | - | $0.406 |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | file, image, text | text, image, video |
| Providers | - | - |
| Publisher | OpenAI | Alibaba |
| Reported scores | GPQA Diamond76.8% (AA) Humanity's Last Exam (HLE)13.7% (AA) IFBench46.1% (AA) SciCode47.3% (AA) τ²-bench (Tau²-bench)69.3% (AA) | 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 GPT-5.5 or Qwen3.6 Plus better?
- Across the 25 benchmarks both models report on Sophon, GPT-5.5 leads on 21 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GPT-5.5 and Qwen3.6 Plus compare on GPQA Diamond?
- GPT-5.5 scores 76.8% and Qwen3.6 Plus scores 88.2% on GPQA Diamond.
- Which is cheaper, GPT-5.5 or Qwen3.6 Plus?
- Qwen3.6 Plus is cheaper at $3.00 per million output tokens against $30.00 for GPT-5.5 - about 10.0x.
- When were GPT-5.5 and Qwen3.6 Plus released?
- GPT-5.5 was released 23 Apr 2026 by OpenAI. Qwen3.6 Plus was released 2 Apr 2026 by Alibaba.
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