Grok 3 Thinking vs Grok Code Fast 1
Compare Grok 3 Thinking and Grok Code Fast 1, both from xAI, context windows of 128K vs 256K, tested across 14 shared challenges. Updated May 2026.
Which is better, Grok 3 Thinking or Grok Code Fast 1?
Grok 3 Thinking and Grok Code Fast 1 are both competitive models. Context windows: 128K vs 256K tokens. Compare their real outputs side by side below.
Key Differences Between Grok 3 Thinking and Grok Code Fast 1
Grok 3 Thinking is made by xai while Grok Code Fast 1 is from xai. Grok 3 Thinking has a 128K token context window compared to Grok Code Fast 1's 256K.
API pricing
Per 1M tokens
Grok 3 Thinking
Input
—
Output
—
Grok Code Fast 1
Input
$0.20
Output
$1.50
Our Verdict
Grok 3 Thinking
Grok Code Fast 1
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
Writing DNA
Style Comparison
Similarity
71%
Grok Code Fast 1 uses 6.0x more emoji
Grok 3 Thinking
Grok Code Fast 1
46%Vocabulary60%
19wSentence Length17w
1.11Hedging0.97
3.3Bold2.8
2.6Lists2.5
0.00Emoji0.06
0.64Headings0.89
0.25Transitions0.11
Based on 6 + 23 text responses
FAQ
