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OpenAI: GPT-5.4 Mini vs Qwen: Qwen3.5-27B

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-23.

OpenAI: GPT-5.4 Mini Qwen: Qwen3.5-27B
Vendoropenaiqwen
Quality Score100100
Benchmark Score70.855.6
Input Price$0.75/M$0.20/M
Output Price$4.50/M$1.56/M
Context Window400,000262,144
Max Output128,00065,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index66.055.7
ai_index_agentic49.8-
ai_index_coding92.5-

Who wins by task?

TaskOpenAI: GPT-5.4 MiniQwen: Qwen3.5-27B
SQL Generation 164 137
Code Review 159 137
Code Completion 132 130
Code Refactoring 158 136
Bug Fixing 170 141
Unit Test Generation 148 127
Code Documentation 140 131
Regex Writing 132 125
CI/CD Pipelines 139 123
Frontend Component Design 141 128
Data Analysis 160 132
CSV / Spreadsheet Cleanup 151 130
ETL Scripting 149 130
JSON Extraction 146 131
Bulk Data Labeling 133 129
OCR / Document Parsing 144 131
Table Extraction from PDFs 144 131
Long-Document Summarization 154 138
Short-Form Summarization 129 126
Blog Post Writing 136 125

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

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