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MoonshotAI: Kimi K2.7 Code vs OpenAI: GPT-5.4

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-14.

MoonshotAI: Kimi K2.7 Code OpenAI: GPT-5.4
Vendormoonshotaiopenai
Quality Score100100
Benchmark Score-96.4
Input Price$0.75/M$2.50/M
Output Price$3.50/M$15.00/M
Context Window262,1441,050,000
Max Output262,144128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-93.7
ai_index_agentic-100.0
ai_index_coding-94.5
eqbench-82.4

Who wins by task?

TaskMoonshotAI: Kimi K2.7 CodeOpenAI: GPT-5.4
SQL Generation 130 179
Code Review 126 180
Code Completion 128 120
Code Refactoring 127 177
Bug Fixing 130 196
Unit Test Generation 121 162
Code Documentation 125 148
Regex Writing 119 138
CI/CD Pipelines 117 152
Frontend Component Design 122 152
Data Analysis 124 181
CSV / Spreadsheet Cleanup 128 158
ETL Scripting 122 164
JSON Extraction 131 137
Bulk Data Labeling 128 122
OCR / Document Parsing 128 149
Table Extraction from PDFs 128 149
Long-Document Summarization 129 171
Short-Form Summarization 123 123
Blog Post Writing 118 147

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

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