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Anthropic: Claude Sonnet 5 vs MoonshotAI Kimi Latest

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

Anthropic: Claude Sonnet 5 MoonshotAI Kimi Latest
Vendoranthropic~moonshotai
Quality Score100100
Input Price$2.00/M$0.55/M
Output Price$10.00/M$3.20/M
Context Window1,000,000262,144
Max Output128,000262,144
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--

Who wins by task?

TaskAnthropic: Claude Sonnet 5MoonshotAI Kimi Latest
SQL Generation 132 130
Code Review 132 126
Code Completion 117 128
Code Refactoring 136 127
Bug Fixing 136 130
Unit Test Generation 124 121
Code Documentation 129 125
Regex Writing 117 119
CI/CD Pipelines 120 117
CSV / Spreadsheet Cleanup 132 128
ETL Scripting 128 122
JSON Extraction 121 131
Bulk Data Labeling 118 128
OCR / Document Parsing 131 128
Table Extraction from PDFs 131 128
Long-Document Summarization 136 129
Short-Form Summarization 113 123
Blog Post Writing 120 118

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

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