head-to-head

SpaceXAI: Grok 4.20 vs ByteDance Seed: Seed-2.0-Lite

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

SpaceXAI: Grok 4.20 ByteDance Seed: Seed-2.0-Lite
Vendorx-aibytedance-seed
Quality Score100100
Benchmark Score50.6-
Input Price$1.25/M$0.25/M
Output Price$2.50/M$2.00/M
Context Window2,000,000262,144
Max Output1,800,000131,072
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index42.3-
eqbench55.8-

Who wins by task?

TaskSpaceXAI: Grok 4.20ByteDance Seed: Seed-2.0-Lite
SQL Generation 142 131
Code Review 146 126
Code Completion 121 128
Code Refactoring 150 127
Bug Fixing 150 130
Unit Test Generation 133 121
Code Documentation 139 126
Regex Writing 125 119
CI/CD Pipelines 129 117
Frontend Component Design 129 122
Data Analysis 133 124
CSV / Spreadsheet Cleanup 138 128
ETL Scripting 139 122
JSON Extraction 123 131
Bulk Data Labeling 120 129
OCR / Document Parsing 134 128
Table Extraction from PDFs 134 128
Long-Document Summarization 151 129
Short-Form Summarization 118 123
Blog Post Writing 130 119

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

Related comparisons

Anthropic: Claude Haiku Latest vs ByteDance Seed: Seed-2.0-Lite Anthropic: Claude Haiku Latest vs SpaceXAI: Grok 4.20 Anthropic: Claude Sonnet 5 vs ByteDance Seed: Seed-2.0-Lite Anthropic: Claude Sonnet 5 vs SpaceXAI: Grok 4.20 Anthropic: Claude Sonnet Latest vs ByteDance Seed: Seed-2.0-Lite Anthropic: Claude Sonnet Latest vs SpaceXAI: Grok 4.20 ByteDance Seed: Seed-2.0-Lite vs Anthropic: Claude Sonnet 4.6 ByteDance Seed: Seed-2.0-Lite vs ByteDance Seed: Seed-2.0-Mini

The Model Movers Report

One email every Friday, built from this site's own rankings: the current top five by benchmark score, every model released in the last seven days, and one note worked out from that week's numbers. You can unsubscribe from any issue with one click.