Gemini 2.5 Flash PreviewvsGPT OSS 120B
Gemini 2.5 Flash Preview and GPT OSS 120B are dead even across 24 blind community votes on Rival.
| Spec | Gemini 2.5 Flash Preview | GPT OSS 120B |
|---|---|---|
| Win rate | 50% | 50% |
| Input price | $0.15/M tokens | $0.18/M tokens |
| Output price | $0.6/M tokens | $0.8/M tokens |
| Context window | 1.0M tokens | 131K tokens |
| Released | Apr 2025 | Aug 2025 |
Our Verdict
Gemini 2.5 Flash Preview
GPT OSS 120B
Too close to call. Pick based on your use case.
Pick Gemini 2.5 Flash Preview for Image Generation. Pick GPT OSS 120B for Reasoning, Web Design.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Flash Preview
Input
$0.15
1.2× cheaper
Output
$0.60
1.3× cheaper
GPT OSS 120B
Input
$0.18
Output
$0.80
Gemini 2.5 Flash Preview is cheaper on both — 1.2× input, 1.3× output
Writing DNA
Style Comparison
Similarity
41%
GPT OSS 120B uses 15.4x more emoji
Gemini 2.5 Flash Preview
GPT OSS 120B
51%Vocabulary52%
15wSentence Length19w
0.70Hedging0.28
4.1Bold7.4
3.3Lists1.8
0.00Emoji0.15
0.09Headings0.73
0.24Transitions0.17
Based on 12 + 21 text responses
Research
What we learned reading every model
FAQ
Common questions
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