Claude Opus 4.5vsQwen3.6-Plus
Claude Opus 4.5 | Qwen3.6-Plus | |
|---|---|---|
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 90%Best | 72% |
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 80.9% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 87% | — |
| Overview | ||
| Company | Anthropic | Qwen |
| Release date | Nov 24 2025 | Apr 2 2026 |
| Access | Proprietary | Proprietary |
Which is better: Claude Opus 4.5 or Qwen3.6-Plus?
Claude Opus 4.5 leads Qwen3.6-Plus on 1 of the 1 benchmark they both report (BullshitBench v2). Claude Opus 4.5 shipped 129 days before Qwen3.6-Plus, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
On BullshitBench v2, Claude Opus 4.5 leads at 90% vs Qwen3.6-Plus at 72%.
Frequently asked questions
Claude Opus 4.5 was released by Anthropic on Nov 24 2025.
Qwen3.6-Plus was released by Qwen on Apr 2 2026.
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