head-to-head

OpenAI: GPT-5.4 vs ByteDance Seed: Seed-2.0-Mini

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

OpenAI: GPT-5.4 ByteDance Seed: Seed-2.0-Mini
Vendoropenaibytedance-seed
Quality Score100100
Benchmark Score80.9-
Input Price$2.50/M$0.10/M
Output Price$15.00/M$0.40/M
Context Window1,050,000262,144
Max Output128,000131,072
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index64.3-
eqbench82.4-

Who wins by task?

TaskOpenAI: GPT-5.4ByteDance Seed: Seed-2.0-Mini
SQL Generation 145 131
Code Review 154 126
Code Completion 120 129
Code Refactoring 157 127
Bug Fixing 158 130
Unit Test Generation 137 121
Code Documentation 140 126
Regex Writing 126 119
CI/CD Pipelines 133 117
Frontend Component Design 133 122
Data Analysis 138 124
CSV / Spreadsheet Cleanup 139 128
ETL Scripting 145 122
JSON Extraction 120 131
Bulk Data Labeling 116 129
OCR / Document Parsing 136 128
Table Extraction from PDFs 136 128
Long-Document Summarization 157 129
Short-Form Summarization 117 123
Blog Post Writing 133 119

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

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