INTELLECT-3 vs OpenAI o4-mini
Compare INTELLECT-3 by OpenRouter against OpenAI o4-mini by OpenAI, tested across 54 shared challenges. Updated May 2026.
Which is better, INTELLECT-3 or OpenAI o4-mini?
INTELLECT-3 and OpenAI o4-mini are both competitive models. Compare their real outputs side by side below.
Key Differences Between INTELLECT-3 and OpenAI o4-mini
INTELLECT-3 is made by openrouter while OpenAI o4-mini is from openai.
API pricing
Per 1M tokens
INTELLECT-3
Input
—
Output
—
OpenAI o4-mini
Input
$1.10
Output
$4.40
Our Verdict
INTELLECT-3
OpenAI o4-miniRunner-up
No community votes yet. On paper, INTELLECT-3 has the edge — bigger model tier, newer.
Too close to call
Writing DNA
Style Comparison
Similarity
23%
INTELLECT-3 uses 490.5x more bold
INTELLECT-3
OpenAI o4-mini
55%Vocabulary73%
21wSentence Length15w
0.60Hedging0.18
4.9Bold0.0
4.7Lists2.1
0.02Emoji0.00
1.16Headings0.00
0.25Transitions0.02
Based on 24 + 10 text responses
FAQ
