head-to-head

StepFun: Step 3.7 Flash vs Qwen: Qwen3.6 Plus

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

StepFun: Step 3.7 Flash Qwen: Qwen3.6 Plus
Vendorstepfunqwen
Quality Score100100
Benchmark Score29.143.2
Input Price$0.20/M$0.33/M
Output Price$1.15/M$1.95/M
Context Window262,1441,000,000
Max Output230,40065,536
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index32.144.6

Who wins by task?

TaskStepFun: Step 3.7 FlashQwen: Qwen3.6 Plus
SQL Generation 135 139
Code Review 132 140
Code Completion 129 132
Code Refactoring 132 143
Bug Fixing 136 144
Unit Test Generation 125 129
Code Documentation 129 135
Regex Writing 122 124
CI/CD Pipelines 121 125
Frontend Component Design 125 127
Data Analysis 128 130
CSV / Spreadsheet Cleanup 129 135
ETL Scripting 127 134
JSON Extraction 131 131
Bulk Data Labeling 129 129
OCR / Document Parsing 129 133
Table Extraction from PDFs 129 133
Long-Document Summarization 134 144
Short-Form Summarization 125 125
Blog Post Writing 123 127

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

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