Claude 3.5 Sonnet vs Qwen3.5 9B: Specs & Benchmark Comparison
| Characteristic | Claude 3.5 Sonnet | Qwen3.5 9B |
|---|---|---|
| Company | Anthropic | Alibaba |
| Release Date | June 21, 2024 | March 1, 2026 |
| Parameters | — | 9B |
| Multimodal | Yes | No |
| Context (input) | 200K | — |
| Context (output) | 200K | — |
| Input Price / 1M | $3.00 | — |
| Output Price / 1M | $15.00 | — |
| Average Score | 0.8 | 0.9 |
Verdict
Qwen3.5 9B leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: Claude 3.5 Sonnet — 0.8, Qwen3.5 9B — 0.9.
Recency
Qwen3.5 9B is newer: released 3/1/2026 vs 6/21/2024.
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Frequently Asked Questions
Which is better for coding — Claude 3.5 Sonnet or Qwen3.5 9B?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Claude 3.5 Sonnet or Qwen3.5 9B?
API pricing data is available on the individual model pages.
Which has a larger context window — Claude 3.5 Sonnet or Qwen3.5 9B?
Context window data is available on the individual model pages.
The Claude 3.5 Sonnet and Qwen3.5 9B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude 3.5 Sonnet or Qwen3.5 9B page. See also the complete list of AI model comparisons.