head-to-head

SpaceXAI: Grok 4.5 vs Qwen: Qwen3.5 Plus 2026-04-20

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

SpaceXAI: Grok 4.5 Qwen: Qwen3.5 Plus 2026-04-20
Vendorx-aiqwen
Quality Score100100
Benchmark Score65.0-
Input Price$2.00/M$0.30/M
Output Price$6.00/M$1.80/M
Context Window500,0001,000,000
Max Output450,00065,536
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index64.0-

Who wins by task?

TaskSpaceXAI: Grok 4.5Qwen: Qwen3.5 Plus 2026-04-20
SQL Generation 140 133
Code Review 144 132
Code Completion 119 131
Code Refactoring 146 136
Bug Fixing 148 136
Unit Test Generation 131 124
Code Documentation 136 131
Regex Writing 124 119
CI/CD Pipelines 127 120
Frontend Component Design 129 122
Data Analysis 133 124
CSV / Spreadsheet Cleanup 135 133
ETL Scripting 137 128
JSON Extraction 122 131
Bulk Data Labeling 119 129
OCR / Document Parsing 134 131
Table Extraction from PDFs 134 131
Long-Document Summarization 147 137
Short-Form Summarization 117 123
Blog Post Writing 128 121

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

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