Claude Sonnet 5 vs Qwen3.8-27B: Specs & Benchmark Comparison
| Characteristic | Claude Sonnet 5 | Qwen3.8-27B |
|---|---|---|
| Company | Anthropic | Alibaba |
| Release Date | June 30, 2026 | August 14, 2026 |
| Parameters | — | 28B |
| Multimodal | Yes | Yes |
| Context (input) | 1.0M | — |
| Context (output) | 64K | — |
| Input Price / 1M | $2.00 | — |
| Output Price / 1M | $10.00 | — |
| Average Score | 0.6 | 0.7 |
| Benchmarks | ||
| Humanity's Last Exam | 0.6 | 0.3 |
| DeepSWE 1.1 | 0.5 | 0.4 |
| SWE-Bench Multimodal | 0.3 | 0.4 |
| OSWorld-Verified | 0.8 | 0.8 |
| CharXiv-R | 0.9 | 0.9 |
| SWE-Bench Pro | 0.6 | 0.6 |
Visual Benchmark Comparison
Claude Sonnet 5
Qwen3.8-27B
Humanity's Last Exam0.6 vs 0.3
0.6
0.3
DeepSWE 1.10.5 vs 0.4
0.5
0.4
SWE-Bench Multimodal0.3 vs 0.4
0.3
0.4
OSWorld-Verified0.8 vs 0.8
0.8
0.8
CharXiv-R0.9 vs 0.9
0.9
0.9
SWE-Bench Pro0.6 vs 0.6
0.6
0.6
Verdict
Qwen3.8-27B leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: Claude Sonnet 5 — 0.6, Qwen3.8-27B — 0.7.
Recency
Qwen3.8-27B is newer: released 8/14/2026 vs 6/30/2026.
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Frequently Asked Questions
Which is better for coding — Claude Sonnet 5 or Qwen3.8-27B?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Claude Sonnet 5 or Qwen3.8-27B?
API pricing data is available on the individual model pages.
Which has a larger context window — Claude Sonnet 5 or Qwen3.8-27B?
Context window data is available on the individual model pages.
The Claude Sonnet 5 and Qwen3.8-27B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Sonnet 5 or Qwen3.8-27B page. See also the complete list of AI model comparisons.