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OpenAI: GPT-5.6 Sol (batch) vs Google: Gemini 3.1 Flash Lite

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

OpenAI: GPT-5.6 Sol (batch) Google: Gemini 3.1 Flash Lite
Vendoropenaigoogle
Quality Score100100
Benchmark Score99.3-
Input Price$2.50/M$0.25/M
Output Price$15.00/M$1.50/M
Context Window1,050,0001,048,576
Max Output128,00065,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index100.0-
ai_index_agentic95.3-
ai_index_coding100.0-

Who wins by task?

TaskOpenAI: GPT-5.6 Sol (batch)Google: Gemini 3.1 Flash Lite
SQL Generation 174 133
Code Review 171 132
Code Completion 118 131
Code Refactoring 167 136
Bug Fixing 187 136
Unit Test Generation 157 124
Code Documentation 142 131
Regex Writing 136 119
CI/CD Pipelines 147 120
Frontend Component Design 149 122
Data Analysis 177 124
CSV / Spreadsheet Cleanup 154 133
ETL Scripting 157 128
JSON Extraction 138 131
Bulk Data Labeling 122 129
OCR / Document Parsing 147 131
Table Extraction from PDFs 147 131
Long-Document Summarization 162 137
Short-Form Summarization 122 123
Blog Post Writing 142 121

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

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