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Google: Gemini 3.1 Flash Lite vs Google Gemini Pro Latest

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-05-13.

Google: Gemini 3.1 Flash Lite Google Gemini Pro Latest
Vendorgoogle~google
Quality Score100100
Input Price$0.25/M$2.00/M
Output Price$1.50/M$12.00/M
Context Window1,048,5761,048,576
Max Output65,53665,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓✓

Who wins by task?

TaskGoogle: Gemini 3.1 Flash LiteGoogle Gemini Pro Latest
SQL Generation 133 132
Code Completion 131 117
Code Documentation 131 129
Regex Writing 119 117
CSV / Spreadsheet Cleanup 133 132
JSON Extraction 131 121
Bulk Data Labeling 129 117
Long-Document Summarization 137 136
Short-Form Summarization 123 113
Blog Post Writing 121 120

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

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