Model comparison
Claude Sonnet 4.6 vs Qwen 3.6 Plus
Anthropic
Claude Sonnet 4.6
The pragmatic default — Claude quality without Opus pricing.
Alibaba
Qwen 3.6 Plus
Alibaba's broad open-weights family, strong on multilingual.
Specs
| Metric | Claude Sonnet 4.6 | Qwen 3.6 Plus |
|---|---|---|
| Context window | 1M tokens↑ | 1M tokens |
| Input $/1M tokens | $3.00 | $0.325↑ |
| Output $/1M tokens | $15.00 | $1.95↑ |
| Modalities | Text · Image | Text · Image · Video |
| Open weights | No | Yes |
| Released | — | Sep 2024 |
Capability differences
| Capability | Claude Sonnet 4.6 | Qwen 3.6 Plus |
|---|---|---|
| Extended thinking | Yes | No |
| Prompt caching | Yes | No |
| Open weights | No | Yes |
Key differences
- —Input pricing: Claude Sonnet 4.6 at $3.00/1M vs Qwen 3.6 Plus at $0.325/1M.
- —Qwen 3.6 Plus is open weights; Claude Sonnet 4.6 is proprietary.