head-to-head

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

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

	Google: Gemini 3.5 Flash Lite (batch)	StepFun: Step 3.7 Flash
Vendor	google	stepfun
Quality Score	100	100
Benchmark Score	62.4	50.3
Input Price	$0.15/M	$0.20/M
Output Price	$1.25/M	$1.15/M
Context Window	1,048,576	262,144
Max Output	65,536	256,000
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	✓	-
Benchmark Scores
ai_index	60.2	49.9
ai_index_agentic	44.3	35.5
ai_index_coding	81.4	65.3

Who wins by task?

Task	Google: Gemini 3.5 Flash Lite (batch)	StepFun: Step 3.7 Flash
SQL Generation	161	153
Code Review	156	146
Code Completion	132	130
Code Refactoring	156	144
Bug Fixing	166	155
Unit Test Generation	146	139
Code Documentation	140	133
Regex Writing	131	129
CI/CD Pipelines	137	131
Frontend Component Design	139	136
Data Analysis	156	150
CSV / Spreadsheet Cleanup	149	141
ETL Scripting	146	137
JSON Extraction	145	142
Bulk Data Labeling	134	133
OCR / Document Parsing	143	138
Table Extraction from PDFs	143	138
Long-Document Summarization	153	142
Short-Form Summarization	129	128
Blog Post Writing	135	129

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