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StepFun: Step 3.7 Flash vs MoonshotAI: Kimi K2.6

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-27.

StepFun: Step 3.7 Flash MoonshotAI: Kimi K2.6
Vendorstepfunmoonshotai
Quality Score100100
Benchmark Score50.379.3
Input Price$0.20/M$0.65/M
Output Price$1.15/M$2.72/M
Context Window262,144262,144
Max Output256,000262,144
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index49.973.0
ai_index_agentic35.549.9
ai_index_coding65.3100.0
eqbench-76.6

Who wins by task?

TaskStepFun: Step 3.7 FlashMoonshotAI: Kimi K2.6
SQL Generation 153 169
Code Review 146 165
Code Completion 130 132
Code Refactoring 144 161
Bug Fixing 155 176
Unit Test Generation 139 153
Code Documentation 133 142
Regex Writing 129 136
CI/CD Pipelines 131 143
Frontend Component Design 136 146
Data Analysis 150 167
CSV / Spreadsheet Cleanup 141 152
ETL Scripting 137 152
JSON Extraction 142 147
Bulk Data Labeling 133 134
OCR / Document Parsing 138 145
Table Extraction from PDFs 138 145
Long-Document Summarization 142 158
Short-Form Summarization 128 132
Blog Post Writing 129 140

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

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