DeepSeek V3 (March 2024)vsGemini 2.5 Flash Preview 09-2025
DeepSeek V3 (March 2024) is cheaper than Gemini 2.5 Flash Preview 09-2025 at $0.14/M vs $0.3/M input tokens.
| Spec | DeepSeek V3 (March 2024) | Gemini 2.5 Flash Preview 09-2025 |
|---|---|---|
| Input price | $0.14/M tokens | $0.3/M tokens |
| Output price | $0.28/M tokens | $2.5/M tokens |
| Context window | 128K tokens | 1.0M tokens |
| Released | Mar 2024 | Sep 2025 |
Our Verdict
Gemini 2.5 Flash Preview 09-2025
DeepSeek V3 (March 2024)Runner-up
Not enough votes to call it. On the specs, Gemini 2.5 Flash Preview 09-2025 has the edge: newer, bigger context window.
DeepSeek V3 (March 2024) costs 8.9x less per token.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V3 (March 2024)
Input
$0.14
2.1× cheaper
Output
$0.28
8.9× cheaper
Gemini 2.5 Flash Preview 09-2025
Input
$0.30
Output
$2.50
DeepSeek V3 (March 2024) is cheaper on both — 2.1× input, 8.9× output
Writing DNA
Style Comparison
Similarity
53%
Gemini 2.5 Flash Preview 09-2025 uses 2.8x more transitions
DeepSeek V3 (March 2024)
Gemini 2.5 Flash Preview 09-2025
58%Vocabulary53%
18wSentence Length19w
0.73Hedging0.30
7.5Bold5.8
7.6Lists3.1
0.26Emoji0.14
1.60Headings0.93
0.08Transitions0.22
Based on 16 + 22 text responses
Research
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FAQ
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