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xAI: Grok Latest vs Qwen: Qwen3.5 Plus 2026-04-20

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-10.

xAI: Grok Latest Qwen: Qwen3.5 Plus 2026-04-20
Vendor~x-aiqwen
Quality Score100100
Benchmark Score10.9-
Input Price$2.00/M$0.30/M
Output Price$6.00/M$1.80/M
Context Window500,0001,000,000
Max Output-65,536
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index12.4-

Who wins by task?

TaskxAI: Grok LatestQwen: Qwen3.5 Plus 2026-04-20
SQL Generation 134 133
Code Review 134 132
Code Completion 118 131
Code Refactoring 138 136
Bug Fixing 138 136
Unit Test Generation 125 124
Code Documentation 131 131
CI/CD Pipelines 121 120
Frontend Component Design 123 122
Data Analysis 125 124
CSV / Spreadsheet Cleanup 133 133
ETL Scripting 129 128
JSON Extraction 122 131
Bulk Data Labeling 119 129
OCR / Document Parsing 131 131
Table Extraction from PDFs 131 131
Long-Document Summarization 139 137
Short-Form Summarization 115 123
Blog Post Writing 122 121

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

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