GPT-5.6 Sol vs GPT OSS 120B
Compare GPT-5.6 Sol and GPT OSS 120B, both from OpenAI, in 5 community votes, gpt-5.6 sol wins 100% of head-to-head duels, context windows of 1.1M vs 131K, tested across 53 shared challenges.
Web Design: GPT-5.6 Sol wins 100% of votes
Our Verdict
GPT-5.6 SolWinner
GPT OSS 120BRunner-up
Pick GPT-5.6 Sol. In 5 blind votes, GPT-5.6 Sol wins 100% of the time. That's not luck.
GPT-5.6 Sol particularly excels in Web Design. GPT OSS 120B is 38x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
GPT-5.6 Sol
Input
$5.00
Output
$30.00
GPT OSS 120B
Input
$0.18
28× cheaper
Output
$0.80
38× cheaper
GPT OSS 120B is cheaper on both — 28× input, 38× output
Writing DNA
Style Comparison
Similarity
40%
GPT OSS 120B uses 4.7x more emoji
GPT-5.6 Sol
GPT OSS 120B
63%Vocabulary52%
15wSentence Length19w
0.79Hedging0.28
3.4Bold7.4
3.8Lists1.8
0.03Emoji0.15
0.95Headings0.73
0.08Transitions0.17
Based on 27 + 21 text responses
Research
What we learned reading every model
FAQ
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