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ByteDance Seed: Seed 2.1 Turbo vs Google: Gemini 3.5 Flash Lite

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-13.

ByteDance Seed: Seed 2.1 Turbo Google: Gemini 3.5 Flash Lite
Vendorbytedance-seedgoogle
Quality Score100100
Benchmark Score-62.3
Input Price$0.50/M$0.30/M
Output Price$2.50/M$2.50/M
Context Window262,1441,048,576
Max Output262,14465,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index-61.8
ai_index_agentic-44.8
ai_index_coding-81.4

Who wins by task?

TaskByteDance Seed: Seed 2.1 TurboGoogle: Gemini 3.5 Flash Lite
SQL Generation 130 161
Code Review 126 157
Code Completion 128 132
Code Refactoring 127 156
Bug Fixing 130 166
Unit Test Generation 121 146
Code Documentation 125 140
Regex Writing 119 131
CI/CD Pipelines 117 137
Frontend Component Design 122 139
Data Analysis 124 157
CSV / Spreadsheet Cleanup 128 149
ETL Scripting 122 147
JSON Extraction 131 145
Bulk Data Labeling 129 133
OCR / Document Parsing 128 143
Table Extraction from PDFs 128 143
Long-Document Summarization 129 153
Short-Form Summarization 123 129
Blog Post Writing 118 135

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

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