GPT-5.2 Pro vs GPT-5.4 Mini
Compare GPT-5.2 Pro and GPT-5.4 Mini, both from OpenAI, context windows of 400K vs 400K, tested across 31 shared challenges.
Our Verdict
GPT-5.2 Pro
GPT-5.4 Mini
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
GPT-5.4 Mini is 37x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.2 Pro
Input
$21.00
Output
$168.00
GPT-5.4 Mini
Input
$0.75
28× cheaper
Output
$4.50
37× cheaper
GPT-5.4 Mini is cheaper on both — 28× input, 37× output
Writing DNA
Style Comparison
Similarity
65%
GPT-5.4 Mini uses 2.4x more transitions
GPT-5.2 Pro
GPT-5.4 Mini
62%Vocabulary54%
19wSentence Length20w
0.39Hedging0.72
8.6Bold6.0
3.8Lists8.3
0.00Emoji0.00
1.17Headings2.11
0.02Transitions0.04
Based on 10 + 23 text responses
Research
What we learned reading every model
FAQ
Common questions
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