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Claude Opus 5 (batch) vs Google: Gemini 3.5 Flash Lite

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

Claude Opus 5 (batch) Google: Gemini 3.5 Flash Lite
Vendoranthropicgoogle
Quality Score100100
Benchmark Score100.062.3
Input Price$2.50/M$0.30/M
Output Price$12.50/M$2.50/M
Context Window1,000,0001,048,576
Max Output128,00065,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index100.061.8
ai_index_agentic97.644.8
ai_index_coding100.081.4

Who wins by task?

TaskClaude Opus 5 (batch)Google: Gemini 3.5 Flash Lite
SQL Generation 175 161
Code Review 171 157
Code Completion 119 132
Code Refactoring 167 156
Bug Fixing 187 166
Unit Test Generation 157 146
Code Documentation 142 140
Regex Writing 136 131
CI/CD Pipelines 147 137
Frontend Component Design 149 139
Data Analysis 177 157
CSV / Spreadsheet Cleanup 154 149
ETL Scripting 157 147
JSON Extraction 138 145
Bulk Data Labeling 123 133
OCR / Document Parsing 148 143
Table Extraction from PDFs 148 143
Long-Document Summarization 162 153
Short-Form Summarization 122 129
Blog Post Writing 142 135

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

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