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Google: Gemini 3.5 Flash Lite vs OpenAI: GPT-5.6 Sol (batch)

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

Google: Gemini 3.5 Flash Lite OpenAI: GPT-5.6 Sol (batch)
Vendorgoogleopenai
Quality Score100100
Benchmark Score62.399.3
Input Price$0.30/M$2.50/M
Output Price$2.50/M$15.00/M
Context Window1,048,5761,050,000
Max Output65,536128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓-
Benchmark Scores
ai_index61.8100.0
ai_index_agentic44.895.3
ai_index_coding81.4100.0

Who wins by task?

TaskGoogle: Gemini 3.5 Flash LiteOpenAI: GPT-5.6 Sol (batch)
SQL Generation 161 174
Code Review 157 171
Code Completion 132 118
Code Refactoring 156 167
Bug Fixing 166 187
Unit Test Generation 146 157
Code Documentation 140 142
Regex Writing 131 136
CI/CD Pipelines 137 147
Frontend Component Design 139 149
Data Analysis 157 177
CSV / Spreadsheet Cleanup 149 154
ETL Scripting 147 157
JSON Extraction 145 138
Bulk Data Labeling 133 122
OCR / Document Parsing 143 147
Table Extraction from PDFs 143 147
Long-Document Summarization 153 162
Short-Form Summarization 129 122
Blog Post Writing 135 142

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

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