picksbymodel Get API access →
head-to-head

ByteDance Seed: Seed-2.0-Code vs OpenAI: GPT-5.6 Sol

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-18.

ByteDance Seed: Seed-2.0-Code OpenAI: GPT-5.6 Sol
Vendorbytedance-seedopenai
Quality Score100100
Benchmark Score-99.3
Input Price$0.50/M$2.50/M
Output Price$3.00/M$15.00/M
Context Window262,1441,050,000
Max Output131,072128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-100.0
ai_index_agentic-95.3
ai_index_coding-100.0

Who wins by task?

TaskByteDance Seed: Seed-2.0-CodeOpenAI: GPT-5.6 Sol
SQL Generation 130 174
Code Review 126 171
Code Completion 128 118
Code Refactoring 127 167
Bug Fixing 130 187
Unit Test Generation 121 157
Code Documentation 125 142
Regex Writing 119 136
CI/CD Pipelines 117 147
Frontend Component Design 122 149
Data Analysis 124 177
CSV / Spreadsheet Cleanup 128 154
ETL Scripting 122 157
JSON Extraction 131 138
Bulk Data Labeling 128 122
OCR / Document Parsing 128 147
Table Extraction from PDFs 128 147
Long-Document Summarization 129 162
Short-Form Summarization 123 122
Blog Post Writing 118 142

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

Related comparisons

Qwen: Qwen3.8 27B vs ByteDance Seed: Seed-2.0-Code Qwen: Qwen3.8 27B vs OpenAI: GPT-5.6 Sol Google: Gemini 3.7 Flash vs ByteDance Seed: Seed-2.0-Code Google: Gemini 3.7 Flash vs OpenAI: GPT-5.6 Sol Google: Gemini 3.7 Flash (batch) vs ByteDance Seed: Seed-2.0-Code Google: Gemini 3.7 Flash (batch) vs OpenAI: GPT-5.6 Sol ByteDance Seed: Seed 2.1 Turbo vs ByteDance Seed: Seed-2.0-Code ByteDance Seed: Seed 2.1 Turbo vs OpenAI: GPT-5.6 Sol