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ByteDance Seed: Seed-2.0-Lite vs Qwen: Qwen3.5-9B

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-20.

ByteDance Seed: Seed-2.0-Lite Qwen: Qwen3.5-9B
Vendorbytedance-seedqwen
Quality Score100100
Benchmark Score-40.0
Input Price$0.25/M$0.10/M
Output Price$2.00/M$0.15/M
Context Window262,144262,144
Max Output131,072262,144
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-41.2
ai_index_coding-47.3

Who wins by task?

TaskByteDance Seed: Seed-2.0-LiteQwen: Qwen3.5-9B
SQL Generation 131 144
Code Review 126 139
Code Completion 128 130
Code Refactoring 127 138
Bug Fixing 130 144
Unit Test Generation 121 132
Code Documentation 126 131
Regex Writing 119 126
CI/CD Pipelines 117 126
Frontend Component Design 122 131
Data Analysis 124 138
CSV / Spreadsheet Cleanup 128 137
ETL Scripting 122 132
JSON Extraction 131 139
Bulk Data Labeling 129 132
OCR / Document Parsing 128 135
Table Extraction from PDFs 128 135
Long-Document Summarization 129 138
Short-Form Summarization 123 127
Blog Post Writing 119 126

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

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