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Qwen: Qwen3.8 Max vs xAI: Grok 4.5

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-04.

Qwen: Qwen3.8 Max xAI: Grok 4.5
Vendorqwenx-ai
Quality Score100100
Benchmark Score-90.2
Input Price$2.00/M$2.00/M
Output Price$6.00/M$6.00/M
Context Window1,000,000500,000
Max Output131,072-
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-88.8
ai_index_agentic-75.4
ai_index_coding-100.0

Who wins by task?

TaskQwen: Qwen3.8 MaxxAI: Grok 4.5
SQL Generation 133 171
Code Review 132 167
Code Completion 118 120
Code Refactoring 136 164
Bug Fixing 136 180
Unit Test Generation 124 154
Code Documentation 130 142
Regex Writing 118 135
CI/CD Pipelines 120 144
Frontend Component Design 122 146
Data Analysis 124 170
CSV / Spreadsheet Cleanup 133 154
ETL Scripting 128 154
JSON Extraction 122 139
Bulk Data Labeling 119 125
OCR / Document Parsing 131 146
Table Extraction from PDFs 131 146
Long-Document Summarization 137 159
Short-Form Summarization 114 123
Blog Post Writing 121 140

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

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