Claude 2.1vsQwen3.5-Plus
Claude 2.1 | Qwen3.5-Plus | |
|---|---|---|
| Specifications | ||
Context window | 200k | 1M |
| Overview | ||
| Company | Anthropic | Qwen |
| Release date | Nov 21 2023 | Feb 16 2026 |
| Access | Proprietary | Proprietary |
Which is better: Claude 2.1 or Qwen3.5-Plus?
Claude 2.1 and Qwen3.5-Plus don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 2.1 shipped 818 days before Qwen3.5-Plus, so benchmark comparisons should account for the intervening progress.
Context windows are 200k (Claude 2.1) vs 1M (Qwen3.5-Plus).
Direct benchmark comparisons are unavailable — Claude 2.1 and Qwen3.5-Plus don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 2.1 was released by Anthropic on Nov 21 2023.
Qwen3.5-Plus was released by Qwen on Feb 16 2026.
Claude 2.1 has a 200k context window; Qwen3.5-Plus has 1M.
Other comparisons
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