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Google: Gemini 3.7 Flash vs OpenAI: GPT-5.6 Terra (batch)

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-14.

Google: Gemini 3.7 Flash OpenAI: GPT-5.6 Terra (batch)
Vendorgoogleopenai
Quality Score100100
Benchmark Score89.792.7
Input Price$0.38/M$1.00/M
Output Price$1.88/M$6.00/M
Context Window1,048,5761,050,000
Max Output65,536128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓-
Benchmark Scores
ai_index92.493.3
ai_index_agentic74.482.8
ai_index_coding100.0100.0

Who wins by task?

TaskGoogle: Gemini 3.7 FlashOpenAI: GPT-5.6 Terra (batch)
SQL Generation 172 173
Code Review 168 169
Code Completion 133 120
Code Refactoring 165 165
Bug Fixing 181 183
Unit Test Generation 155 155
Code Documentation 144 143
Regex Writing 137 136
CI/CD Pipelines 145 146
Frontend Component Design 147 148
Data Analysis 171 173
CSV / Spreadsheet Cleanup 154 154
ETL Scripting 155 155
JSON Extraction 148 140
Bulk Data Labeling 135 125
OCR / Document Parsing 147 147
Table Extraction from PDFs 147 147
Long-Document Summarization 161 161
Short-Form Summarization 132 123
Blog Post Writing 141 141

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

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