Claude Opus 4.5 vs Qwen3.5-397B-A17B: Specs & Benchmark Comparison

CharacteristicClaude Opus 4.5Qwen3.5-397B-A17B
CompanyAnthropicAlibaba
Release DateNovember 23, 2025February 15, 2026
Parameters397B
MultimodalYesYes
Context (input)200K
Context (output)64K
Input Price / 1M$5.00
Output Price / 1M$25.00
Average Score0.90.9

Verdict

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

Overall Performance

Both models show comparable average scores: Claude Opus 4.5 — 0.9, Qwen3.5-397B-A17B — 0.9.

Recency

Qwen3.5-397B-A17B is newer: released 2/15/2026 vs 11/23/2025.

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The Claude Opus 4.5 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 Opus 4.5 or Qwen3.5-397B-A17B page. See also the complete list of AI model comparisons.