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StepFun: Step 3.7 Flash vs Google: Gemini 3.5 Flash (batch)

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-30.

StepFun: Step 3.7 Flash Google: Gemini 3.5 Flash (batch)
Vendorstepfungoogle
Quality Score100100
Benchmark Score50.383.3
Input Price$0.20/M$0.75/M
Output Price$1.15/M$4.50/M
Context Window262,1441,048,576
Max Output256,00065,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index49.982.8
ai_index_agentic35.561.8
ai_index_coding65.3100.0

Who wins by task?

TaskStepFun: Step 3.7 FlashGoogle: Gemini 3.5 Flash (batch)
SQL Generation 153 169
Code Review 146 164
Code Completion 130 132
Code Refactoring 144 162
Bug Fixing 155 176
Unit Test Generation 139 152
Code Documentation 133 142
Regex Writing 129 134
CI/CD Pipelines 131 143
Frontend Component Design 136 145
Data Analysis 150 167
CSV / Spreadsheet Cleanup 141 153
ETL Scripting 137 152
JSON Extraction 142 147
Bulk Data Labeling 133 134
OCR / Document Parsing 138 146
Table Extraction from PDFs 138 146
Long-Document Summarization 142 158
Short-Form Summarization 128 130
Blog Post Writing 129 139

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

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