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ByteDance Seed: Seed 2.1 Turbo vs Thinking Machines: Inkling

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

ByteDance Seed: Seed 2.1 Turbo Thinking Machines: Inkling
Vendorbytedance-seedthinkingmachines
Quality Score100100
Benchmark Score-70.5
Input Price$0.50/M$0.95/M
Output Price$2.50/M$4.05/M
Context Window262,1441,048,576
Max Output262,144262,144
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index-69.8
ai_index_agentic-56.3
ai_index_coding-85.9

Who wins by task?

TaskByteDance Seed: Seed 2.1 TurboThinking Machines: Inkling
SQL Generation 130 164
Code Review 126 160
Code Completion 128 132
Code Refactoring 127 158
Bug Fixing 130 171
Unit Test Generation 121 148
Code Documentation 125 140
Regex Writing 119 132
CI/CD Pipelines 117 140
Frontend Component Design 122 142
Data Analysis 124 161
CSV / Spreadsheet Cleanup 128 150
ETL Scripting 122 149
JSON Extraction 131 145
Bulk Data Labeling 129 133
OCR / Document Parsing 128 144
Table Extraction from PDFs 128 144
Long-Document Summarization 129 155
Short-Form Summarization 123 129
Blog Post Writing 118 136

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

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