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Google: Gemma 4 26B A4B (free) vs OpenAI: GPT-5.4 Mini

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-18.

Google: Gemma 4 26B A4B (free) OpenAI: GPT-5.4 Mini
Vendorgoogleopenai
Quality Score100100
Benchmark Score-81.0
Input PriceFree$0.75/M
Output PriceFree$4.50/M
Context Window262,144400,000
Max Output32,768128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-66.0
ai_index_agentic-97.1
ai_index_coding-84.9

Who wins by task?

TaskGoogle: Gemma 4 26B A4B (free)OpenAI: GPT-5.4 Mini
SQL Generation 131 169
Code Review 126 163
Code Completion 129 132
Code Refactoring 127 161
Bug Fixing 130 179
Unit Test Generation 121 151
Code Documentation 126 141
Regex Writing 120 134
CI/CD Pipelines 117 142
Frontend Component Design 122 144
Data Analysis 124 169
CSV / Spreadsheet Cleanup 128 151
ETL Scripting 122 151
JSON Extraction 132 146
Bulk Data Labeling 130 133
OCR / Document Parsing 128 144
Table Extraction from PDFs 128 144
Long-Document Summarization 129 157
Short-Form Summarization 124 130
Blog Post Writing 119 138

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

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