Gemini 3 Flash Preview vs OpenAI: GPT-5.6 Sol
Compare Gemini 3 Flash Preview by Google AI against OpenAI: GPT-5.6 Sol by OpenAI, context windows of 1.0M vs 1.1M, tested across 54 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Sol
Gemini 3 Flash PreviewRunner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Sol has the edge — bigger model tier, newer.
Gemini 3 Flash Preview is 10x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Gemini 3 Flash Preview
Input
$0.50
10× cheaper
Output
$3.00
10× cheaper
OpenAI: GPT-5.6 Sol
Input
$5.00
Output
$30.00
Gemini 3 Flash Preview is cheaper on both — 10× input, 10× output
Writing DNA
Style Comparison
Similarity
40%
OpenAI: GPT-5.6 Sol uses 3.3x more emoji
Gemini 3 Flash Preview
OpenAI: GPT-5.6 Sol
55%Vocabulary63%
18wSentence Length15w
0.42Hedging0.79
7.1Bold3.4
4.5Lists3.8
0.00Emoji0.03
0.84Headings0.95
0.07Transitions0.08
Based on 24 + 27 text responses
Research
What we learned reading every model
FAQ
