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Anthropic: Claude Sonnet 5 vs Google: Gemini 3.1 Flash Lite Preview

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

Anthropic: Claude Sonnet 5 Google: Gemini 3.1 Flash Lite Preview
Vendoranthropicgoogle
Quality Score100100
Input Price$2.00/M$0.25/M
Output Price$10.00/M$1.50/M
Context Window1,000,0001,048,576
Max Output128,00065,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓

Who wins by task?

TaskAnthropic: Claude Sonnet 5Google: Gemini 3.1 Flash Lite Preview
SQL Generation 132 133
Code Completion 117 131
Code Documentation 129 131
Regex Writing 117 119
CSV / Spreadsheet Cleanup 132 133
JSON Extraction 121 131
Bulk Data Labeling 118 129
Long-Document Summarization 136 137
Short-Form Summarization 113 123
Blog Post Writing 120 121

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

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