picksbymodel Get API access →
head-to-head

Qwen: Qwen3.6 Flash vs xAI: Grok 4.20

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-18.

Qwen: Qwen3.6 Flash xAI: Grok 4.20
Vendorqwenx-ai
Quality Score100100
Benchmark Score-69.3
Input Price$0.19/M$1.25/M
Output Price$1.12/M$2.50/M
Context Window1,000,0002,000,000
Max Output65,536-
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-61.0
ai_index_agentic-88.9
ai_index_coding-69.6
eqbench-55.8

Who wins by task?

TaskQwen: Qwen3.6 FlashxAI: Grok 4.20
SQL Generation 133 169
Code Review 132 166
Code Completion 131 122
Code Refactoring 136 165
Bug Fixing 136 181
Unit Test Generation 124 152
Code Documentation 131 145
Regex Writing 119 135
CI/CD Pipelines 120 143
Frontend Component Design 122 144
Data Analysis 124 167
CSV / Spreadsheet Cleanup 133 152
ETL Scripting 128 154
JSON Extraction 131 136
Bulk Data Labeling 129 125
OCR / Document Parsing 131 144
Table Extraction from PDFs 131 144
Long-Document Summarization 137 162
Short-Form Summarization 123 123
Blog Post Writing 121 141

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

Related comparisons

MoonshotAI: Kimi K2.7 Code vs Qwen: Qwen3.6 Flash MoonshotAI: Kimi K2.7 Code vs xAI: Grok 4.20 Qwen: Qwen3.7 Plus vs Qwen: Qwen3.6 Flash Qwen: Qwen3.7 Plus vs xAI: Grok 4.20 MiniMax: MiniMax M3 vs Qwen: Qwen3.6 Flash MiniMax: MiniMax M3 vs xAI: Grok 4.20 StepFun: Step 3.7 Flash vs Qwen: Qwen3.6 Flash StepFun: Step 3.7 Flash vs xAI: Grok 4.20