xAI: Grok 4 Fast (free) vs Qwen: Qwen3.8 Max
Compare xAI: Grok 4 Fast (free) by xAI against Qwen: Qwen3.8 Max by Qwen, context windows of 2.0M vs 1.0M, tested across 6 shared challenges.
Our Verdict
xAI: Grok 4 Fast (free)
Qwen: Qwen3.8 Max
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
API pricing
Cost per 1M tokens
xAI: Grok 4 Fast (free)
Input
$0.000
Output
$0.000
Qwen: Qwen3.8 Max
Input
$2.00
Output
$6.00
Writing DNA
Style Comparison
Similarity
39%
xAI: Grok 4 Fast (free) uses 14.2x more transitions
xAI: Grok 4 Fast (free)
Qwen: Qwen3.8 Max
65%Vocabulary48%
13wSentence Length17w
0.56Hedging0.95
1.4Bold4.3
2.5Lists8.2
0.00Emoji0.00
1.58Headings1.92
0.28Transitions0.02
Based on 14 + 13 text responses
Research
What we learned reading every model
FAQ
