head-to-head

OpenAI: GPT-5.6 Terra vs Google: Gemini Pro Latest

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

OpenAI: GPT-5.6 Terra Google: Gemini Pro Latest
Vendoropenai~google
Quality Score100100
Benchmark Score71.1-
Input Price$2.00/M$2.00/M
Output Price$12.00/M$12.00/M
Context Window1,050,0001,048,576
Max Output128,00065,536
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio-
Benchmark Scores
ai_index69.4-

Who wins by task?

TaskOpenAI: GPT-5.6 TerraGoogle: Gemini Pro Latest
SQL Generation 140 132
Code Review 145 132
Code Completion 118 117
Code Refactoring 147 136
Bug Fixing 149 136
Unit Test Generation 132 124
Code Documentation 135 129
Regex Writing 124 117
CI/CD Pipelines 128 120
Frontend Component Design 130 122
Data Analysis 134 124
CSV / Spreadsheet Cleanup 135 132
ETL Scripting 137 128
OCR / Document Parsing 134 131
Table Extraction from PDFs 134 131
Long-Document Summarization 147 136
Short-Form Summarization 116 113
Blog Post Writing 128 120

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

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