o1 vs OpenAI o4-mini
Compare o1 and OpenAI o4-mini, both from OpenAI, tested across 54 shared challenges.
Our Verdict
o1
OpenAI o4-mini
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
OpenAI o4-mini is 14x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
o1
Input
$15.00
Output
$60.00
OpenAI o4-mini
Input
$1.10
14× cheaper
Output
$4.40
14× cheaper
OpenAI o4-mini is cheaper on both — 14× input, 14× output
Writing DNA
Style Comparison
Similarity
72%
o1 uses 503.7x more bold
o1
OpenAI o4-mini
64%Vocabulary73%
16wSentence Length15w
0.76Hedging0.18
5.0Bold0.0
2.6Lists2.1
0.00Emoji0.00
0.44Headings0.00
0.40Transitions0.02
Based on 13 + 10 text responses
Research
What we learned reading every model
FAQ
Common questions
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