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Qwen: Qwen3.8 Max (0902) vs ByteDance Seed: Seed-2.0-Code

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-06.

Qwen: Qwen3.8 Max (0902) ByteDance Seed: Seed-2.0-Code
Vendorqwenbytedance-seed
Quality Score100100
Benchmark Score88.6-
Input Price$2.00/M$0.50/M
Output Price$6.00/M$3.00/M
Context Window1,000,000262,144
Max Output131,072131,072
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index77.4-
ai_index_agentic82.3-
ai_index_coding100.0-

Who wins by task?

TaskQwen: Qwen3.8 Max (0902)ByteDance Seed: Seed-2.0-Code
SQL Generation 171 130
Code Review 165 126
Code Completion 119 128
Code Refactoring 163 127
Bug Fixing 180 130
Unit Test Generation 153 121
Code Documentation 141 125
Regex Writing 135 119
CI/CD Pipelines 144 117
Frontend Component Design 146 122
Data Analysis 170 124
CSV / Spreadsheet Cleanup 153 128
ETL Scripting 153 122
JSON Extraction 139 131
Bulk Data Labeling 125 128
OCR / Document Parsing 146 128
Table Extraction from PDFs 146 128
Long-Document Summarization 158 129
Short-Form Summarization 122 123
Blog Post Writing 139 118

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

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