head-to-head

Anthropic Claude Sonnet Latest vs Qwen: Qwen3.5 Plus 2026-02-15

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-05-12.

Anthropic Claude Sonnet Latest Qwen: Qwen3.5 Plus 2026-02-15
Vendor~anthropicqwen
Quality Score100100
Input Price$3.00/M$0.26/M
Output Price$15.00/M$1.56/M
Context Window1,000,0001,000,000
Max Output128,00065,536
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--

Who wins by task?

TaskAnthropic Claude Sonnet LatestQwen: Qwen3.5 Plus 2026-02-15
SQL Generation 132 133
Code Completion 116 131
Code Documentation 128 131
Regex Writing 116 119
CSV / Spreadsheet Cleanup 132 133
JSON Extraction 120 131
Bulk Data Labeling 116 129
Long-Document Summarization 136 137
Short-Form Summarization 112 123
Blog Post Writing 120 121

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

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