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

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-13.

OpenAI: GPT-5.6 Terra (batch) MoonshotAI: Kimi K2.7 Code (batch)
Vendoropenaimoonshotai
Quality Score100100
Benchmark Score92.773.5
Input Price$1.00/M$0.47/M
Output Price$6.00/M$2.00/M
Context Window1,050,000262,144
Max Output128,000-
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index93.371.0
ai_index_agentic82.850.0
ai_index_coding100.0100.0

Who wins by task?

TaskOpenAI: GPT-5.6 Terra (batch)MoonshotAI: Kimi K2.7 Code (batch)
SQL Generation 173 163
Code Review 169 156
Code Completion 120 130
Code Refactoring 165 151
Bug Fixing 183 166
Unit Test Generation 155 147
Code Documentation 143 135
Regex Writing 136 133
CI/CD Pipelines 146 138
Frontend Component Design 148 143
Data Analysis 173 162
CSV / Spreadsheet Cleanup 154 147
ETL Scripting 155 144
JSON Extraction 140 148
Bulk Data Labeling 125 134
OCR / Document Parsing 147 142
Table Extraction from PDFs 147 142
Long-Document Summarization 161 147
Short-Form Summarization 123 130
Blog Post Writing 141 134

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

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