GPT-5.4 Mini vs OpenAI: GPT-5.6 Sol
Compare GPT-5.4 Mini and OpenAI: GPT-5.6 Sol, both from OpenAI, context windows of 400K vs 1.1M, tested across 53 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Sol
GPT-5.4 MiniRunner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Sol has the edge — bigger model tier, newer, bigger context window.
GPT-5.4 Mini is 6.7x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
GPT-5.4 Mini
Input
$0.75
6.7× cheaper
Output
$4.50
6.7× cheaper
OpenAI: GPT-5.6 Sol
Input
$5.00
Output
$30.00
GPT-5.4 Mini is cheaper on both — 6.7× input, 6.7× output
Writing DNA
Style Comparison
Similarity
65%
OpenAI: GPT-5.6 Sol uses 3.3x more emoji
GPT-5.4 Mini
OpenAI: GPT-5.6 Sol
54%Vocabulary63%
20wSentence Length15w
0.72Hedging0.79
6.0Bold3.4
8.3Lists3.8
0.00Emoji0.03
2.11Headings0.95
0.04Transitions0.08
Based on 23 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
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