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Anthropic: Claude Sonnet 5 vs MoonshotAI: Kimi K2.7 Code

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-01.

Anthropic: Claude Sonnet 5 MoonshotAI: Kimi K2.7 Code
Vendoranthropicmoonshotai
Quality Score100100
Benchmark Score-74.5
Input Price$2.00/M$0.74/M
Output Price$10.00/M$3.50/M
Context Window1,000,000262,144
Max Output128,00016,384
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-69.2
ai_index_agentic-48.8
ai_index_coding-100.0

Who wins by task?

TaskAnthropic: Claude Sonnet 5MoonshotAI: Kimi K2.7 Code
SQL Generation 132 163
Code Review 132 155
Code Completion 117 129
Code Refactoring 136 151
Bug Fixing 136 165
Unit Test Generation 124 147
Code Documentation 129 135
Regex Writing 117 133
CI/CD Pipelines 120 138
Frontend Component Design 122 142
Data Analysis 124 162
CSV / Spreadsheet Cleanup 132 147
ETL Scripting 128 144
JSON Extraction 121 147
Bulk Data Labeling 118 134
OCR / Document Parsing 131 142
Table Extraction from PDFs 131 142
Long-Document Summarization 136 147
Short-Form Summarization 113 130
Blog Post Writing 120 134

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

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