Claude 3.7 SonnetvsGemini 3 Pro Preview
Gemini 3 Pro Preview is the newer model, released after Claude 3.7 Sonnet.
| Spec | Claude 3.7 Sonnet | Gemini 3 Pro Preview |
|---|---|---|
| Input price | $3/M tokens | — |
| Output price | $15/M tokens | — |
| Context window | 200K tokens | — |
| Free API (OpenRouter) | No | No |
| Released | Feb 2025 | Nov 2025 |
| SWE-bench Verified | 70.3% | 76.2% |
Our Verdict
Gemini 3 Pro Preview
Claude 3.7 SonnetRunner-up
Not enough votes to call it. On the specs, Gemini 3 Pro Preview has the edge: bigger model tier, newer.
Gemini 3 Pro Preview takes Image Generation.
Too close to call
API pricing
Cost per 1M tokens
Claude 3.7 Sonnet
Input
$3.00
Output
$15.00
Gemini 3 Pro Preview
Input
—
Output
—
Writing DNA
Style Comparison
Similarity
50%
Gemini 3 Pro Preview uses 3.5x more bold
Claude 3.7 Sonnet
Gemini 3 Pro Preview
61%Vocabulary58%
33wSentence Length17w
0.83Hedging0.37
2.2Bold7.7
4.9Lists4.8
0.00Emoji0.00
1.78Headings0.90
0.16Transitions0.25
Based on 26 + 23 text responses
Research
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FAQ
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