head-to-head

OpenAI: GPT-5.4 vs Google: Gemini 3 Flash Preview

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-04-29.

OpenAI: GPT-5.4 Google: Gemini 3 Flash Preview
Vendoropenaigoogle
Quality Score100100
Input Price$2.50/M$0.50/M
Output Price$15.00/M$3.00/M
Context Window1,050,0001,048,576
Max Output128,00065,536
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio-

Who wins by task?

TaskOpenAI: GPT-5.4Google: Gemini 3 Flash Preview
SQL Generation 132 133
Code Completion 116 131
Code Documentation 128 131
Regex Writing 116 119
CSV / Spreadsheet Cleanup 132 133
JSON Extraction 120 131
Bulk Data Labeling 116 128
Long-Document Summarization 136 137
Short-Form Summarization 112 123
Blog Post Writing 120 121

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

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