Grok 3 vs INTELLECT-3
Compare Grok 3 by xAI against INTELLECT-3 by OpenRouter, tested across 53 shared challenges. Updated May 2026.
Which is better, Grok 3 or INTELLECT-3?
Grok 3 and INTELLECT-3 are both competitive models. Compare their real outputs side by side below.
Key Differences Between Grok 3 and INTELLECT-3
Grok 3 is made by xai while INTELLECT-3 is from openrouter.
Our Verdict
Grok 3
INTELLECT-3Runner-up
No community votes yet. On paper, Grok 3 has the edge — bigger model tier, bigger context window, major provider backing.
Too close to call
Writing DNA
Style Comparison
Similarity
56%
INTELLECT-3 uses 3.1x more transitions
Grok 3
INTELLECT-3
49%Vocabulary55%
18wSentence Length21w
0.94Hedging0.60
2.5Bold4.9
3.0Lists4.7
0.04Emoji0.02
0.65Headings1.16
0.08Transitions0.25
Based on 17 + 24 text responses
FAQ
