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Claude Opus 5 (batch) vs Anthropic: Claude Sonnet 5

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

Claude Opus 5 (batch) Anthropic: Claude Sonnet 5
Vendoranthropicanthropic
Quality Score100100
Benchmark Score100.091.6
Input Price$2.50/M$2.00/M
Output Price$12.50/M$10.00/M
Context Window1,000,0001,000,000
Max Output128,000128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index100.091.2
ai_index_agentic97.682.0
ai_index_coding100.0100.0

Who wins by task?

TaskClaude Opus 5 (batch)Anthropic: Claude Sonnet 5
SQL Generation 175 172
Code Review 171 168
Code Completion 119 119
Code Refactoring 167 165
Bug Fixing 187 182
Unit Test Generation 157 155
Code Documentation 142 142
Regex Writing 136 135
CI/CD Pipelines 147 145
Frontend Component Design 149 147
Data Analysis 177 172
CSV / Spreadsheet Cleanup 154 153
ETL Scripting 157 155
JSON Extraction 138 139
Bulk Data Labeling 123 124
OCR / Document Parsing 148 147
Table Extraction from PDFs 148 147
Long-Document Summarization 162 160
Short-Form Summarization 122 122
Blog Post Writing 142 140

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

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