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MiniMax: MiniMax M3 (batch) vs StepFun: Step 3.7 Flash

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

MiniMax: MiniMax M3 (batch) StepFun: Step 3.7 Flash
Vendorminimaxstepfun
Quality Score100100
Benchmark Score77.250.3
Input Price$0.15/M$0.20/M
Output Price$0.60/M$1.15/M
Context Window524,288262,144
Max Output-256,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index73.349.9
ai_index_agentic58.335.5
ai_index_coding96.665.3

Who wins by task?

TaskMiniMax: MiniMax M3 (batch)StepFun: Step 3.7 Flash
SQL Generation 167 153
Code Review 162 146
Code Completion 133 130
Code Refactoring 160 144
Bug Fixing 173 155
Unit Test Generation 151 139
Code Documentation 142 133
Regex Writing 134 129
CI/CD Pipelines 141 131
Frontend Component Design 143 136
Data Analysis 164 150
CSV / Spreadsheet Cleanup 153 141
ETL Scripting 151 137
JSON Extraction 148 142
Bulk Data Labeling 135 133
OCR / Document Parsing 145 138
Table Extraction from PDFs 145 138
Long-Document Summarization 157 142
Short-Form Summarization 131 128
Blog Post Writing 138 129

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

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