Claude 3.5 Sonnet vs Qwen3.5-397B-A17B: Specs & Benchmark Comparison

CharacteristicClaude 3.5 SonnetQwen3.5-397B-A17B
CompanyAnthropicAlibaba
Release DateJune 21, 2024February 15, 2026
Parameters397B
MultimodalYesYes
Context (input)200K
Context (output)200K
Input Price / 1M$3.00
Output Price / 1M$15.00
Average Score0.80.9

Verdict

Qwen3.5-397B-A17B leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: Claude 3.5 Sonnet — 0.8, Qwen3.5-397B-A17B — 0.9.

Recency

Qwen3.5-397B-A17B is newer: released 2/15/2026 vs 6/21/2024.

More About These Models

Related Comparisons

Frequently Asked Questions

Which is better for coding — Claude 3.5 Sonnet or Qwen3.5-397B-A17B?
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 Qwen3.5-397B-A17B?
API pricing data is available on the individual model pages.
Which has a larger context window — Claude 3.5 Sonnet or Qwen3.5-397B-A17B?
Context window data is available on the individual model pages.

The Claude 3.5 Sonnet and Qwen3.5-397B-A17B 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 Qwen3.5-397B-A17B page. See also the complete list of AI model comparisons.