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OpenAI: GPT-5.6 Sol (batch) vs MoonshotAI: Kimi K2.7 Code

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-08.

OpenAI: GPT-5.6 Sol (batch) MoonshotAI: Kimi K2.7 Code
Vendoropenaimoonshotai
Quality Score100100
Benchmark Score99.373.5
Input Price$2.50/M$0.70/M
Output Price$15.00/M$3.50/M
Context Window1,050,000262,144
Max Output128,000262,144
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index100.071.0
ai_index_agentic95.350.0
ai_index_coding100.0100.0

Who wins by task?

TaskOpenAI: GPT-5.6 Sol (batch)MoonshotAI: Kimi K2.7 Code
SQL Generation 174 163
Code Review 171 156
Code Completion 118 129
Code Refactoring 167 151
Bug Fixing 187 166
Unit Test Generation 157 147
Code Documentation 142 135
Regex Writing 136 133
CI/CD Pipelines 147 138
Frontend Component Design 149 143
Data Analysis 177 162
CSV / Spreadsheet Cleanup 154 147
ETL Scripting 157 144
JSON Extraction 138 147
Bulk Data Labeling 122 134
OCR / Document Parsing 147 142
Table Extraction from PDFs 147 142
Long-Document Summarization 162 147
Short-Form Summarization 122 130
Blog Post Writing 142 134

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

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