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Google: Gemini 3.6 Flash vs Anthropic: Claude Sonnet 5

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

Google: Gemini 3.6 Flash Anthropic: Claude Sonnet 5
Vendorgoogleanthropic
Quality Score100100
Benchmark Score84.491.6
Input Price$1.50/M$2.00/M
Output Price$7.50/M$10.00/M
Context Window1,048,5761,000,000
Max Output65,536128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓-
Benchmark Scores
ai_index85.191.2
ai_index_agentic66.882.0
ai_index_coding100.0100.0

Who wins by task?

TaskGoogle: Gemini 3.6 FlashAnthropic: Claude Sonnet 5
SQL Generation 169 172
Code Review 165 168
Code Completion 119 119
Code Refactoring 163 165
Bug Fixing 178 182
Unit Test Generation 153 155
Code Documentation 141 142
Regex Writing 134 135
CI/CD Pipelines 143 145
Frontend Component Design 145 147
Data Analysis 168 172
CSV / Spreadsheet Cleanup 153 153
ETL Scripting 153 155
JSON Extraction 139 139
Bulk Data Labeling 125 124
OCR / Document Parsing 146 147
Table Extraction from PDFs 146 147
Long-Document Summarization 158 160
Short-Form Summarization 122 122
Blog Post Writing 139 140

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

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