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Google: Gemini 3.5 Flash Lite vs StepFun: Step 3.7 Flash

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

Google: Gemini 3.5 Flash Lite StepFun: Step 3.7 Flash
Vendorgooglestepfun
Quality Score100100
Benchmark Score34.229.1
Input Price$0.30/M$0.20/M
Output Price$2.50/M$1.15/M
Context Window1,048,576262,144
Max Output65,536230,400
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓-
Benchmark Scores
ai_index36.632.1

Who wins by task?

TaskGoogle: Gemini 3.5 Flash LiteStepFun: Step 3.7 Flash
SQL Generation 138 135
Code Review 139 132
Code Completion 132 129
Code Refactoring 141 132
Bug Fixing 143 136
Unit Test Generation 128 125
Code Documentation 134 129
Regex Writing 123 122
CI/CD Pipelines 124 121
Frontend Component Design 126 125
Data Analysis 129 128
CSV / Spreadsheet Cleanup 135 129
ETL Scripting 133 127
JSON Extraction 131 131
Bulk Data Labeling 129 129
OCR / Document Parsing 132 129
Table Extraction from PDFs 132 129
Long-Document Summarization 143 134
Blog Post Writing 126 123

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

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