Alibaba Cloud (Qwen)Qwen3.6-PlusVSOpenAIGPT-5.5
Our Take
We recommend GPT-5.5 if you need peak intelligence for reasoning and coding tasks, or the 10.0x cheaper Qwen3.6-Plus to optimize your budget for high-volume pipelines. While GPT-5.5 holds a clear performance lead, it carries a heavy price premium. Choose GPT-5.5 for complex logic, or Qwen3.6-Plus for budget efficiency.
▶WHY?
Benchmark Calculations & Evidence:
Coding Benchmarks: Both models were evaluated on the SWE-bench Pro benchmark. GPT-5.5 scored 58.6%, while Qwen3.6-Plus scored 56.6%.
Reasoning Benchmarks: Both models were evaluated on the GPQA Diamond benchmark. GPT-5.5 scored 93.6%, while Qwen3.6-Plus scored 90.4%.
Cost Efficiency: Qwen3.6-Plus pricing ($0.5/M input, $3/M output) is 10.0x cheaper than GPT-5.5 ($5/M input, $30/M output).
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Benchmarks & Scores
Coding (swe-bench-pro)
56.6%complex codebases, multi-file repositories, and architectural planning
Reasoning (gpqa-diamond)
90.4%graduate-level science QA
Cost & Context
Cost (per 1M tokens)10.0x cheaper
$1.13Input: $0.50 | Output: $3.00Context Window
1.05M tokensBenchmarks & Scores
Coding (swe-bench-pro)Winner (+2.0%)
58.6%complex codebases, multi-file repositories, and architectural planning
Reasoning (gpqa-diamond)Winner (+3.2%)
93.6%graduate-level science QA
Cost & Context
Cost (per 1M tokens)
$11.25Input: $5.00 | Output: $30.00Context WindowLarger
1.05M tokensFrequently Asked Questions about Qwen3.6-Plus vs GPT-5.5
Qwen3.6-Plus is cheaper than GPT-5.5. Qwen3.6-Plus has a blended cost of $1.13/1M tokens, which is about 10.0x cheaper than GPT-5.5 at $11.25/1M tokens.
GPT-5.5 is better for coding tasks on this benchmark. It scores 58.6% on swe-bench-pro (complex codebases, multi-file repositories, and architectural planning) compared to Qwen3.6-Plus which scores 56.6%.
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