head-to-head

OpenAI: GPT-6 Sol vs Google: Gemini 3.8 Flash (batch)

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

OpenAI: GPT-6 Sol Google: Gemini 3.8 Flash (batch)
Vendoropenaigoogle
Quality Score100100
Benchmark Score81.269.0
Input Price$2.00/M$0.38/M
Output Price$10.00/M$1.88/M
Context Window1,050,0001,048,576
Max Output128,00065,536
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio-
Benchmark Scores
ai_index78.467.5

Who wins by task?

TaskOpenAI: GPT-6 SolGoogle: Gemini 3.8 Flash (batch)
SQL Generation 142 141
Code Review 146 144
Code Completion 119 132
Code Refactoring 148 146
Bug Fixing 150 148
Unit Test Generation 133 132
Code Documentation 136 137
Regex Writing 125 126
CI/CD Pipelines 129 128
Frontend Component Design 131 130
Data Analysis 135 134
CSV / Spreadsheet Cleanup 135 136
ETL Scripting 139 137
JSON Extraction 121 131
Bulk Data Labeling 118 129
OCR / Document Parsing 134 134
Table Extraction from PDFs 134 134
Long-Document Summarization 149 148
Short-Form Summarization 117 126
Blog Post Writing 130 129

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

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