DeepSeek V4 ProvsGemini 3.8 Flash
Gemini 3.8 Flash is cheaper than DeepSeek V4 Pro at $0.75/M vs $1.74/M input tokens.
| Spec | DeepSeek V4 Pro | Gemini 3.8 Flash |
|---|---|---|
| Input price | $1.74/M tokens | $0.75/M tokens |
| Output price | $3.48/M tokens | $3.75/M tokens |
| Context window | 1.0M tokens | 1.0M tokens |
| Weights | Open | Closed |
| Free API (OpenRouter) | No | No |
| Released | Apr 2026 | Sep 2026 |
Our Verdict
DeepSeek V4 Pro
Gemini 3.8 Flash
Not enough votes to call it. On the specs, nothing separates them.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Pro
Input
$1.74
Output
$3.48
1.1× cheaper
Gemini 3.8 Flash
Input
$0.75
2.3× cheaper
Output
$3.75
Gemini 3.8 Flash wins input (2.3× cheaper)·DeepSeek V4 Pro wins output (1.1× cheaper)
Where to run it
17 hosts, cheapest first
DeepSeek V4 Pro15 hosts
Baidu Qianfanfp8$0.87 in$1.74 out1M99.9% upDigitalOcean$0.87 in$1.74 out1M99% upStreamLakefp8$0.87 in$1.74 out1M99.1% upGMI Cloudfp8$0.96 in$1.91 out1M97.9% upDeepInfrafp8$1.30 in$2.60 out1M99.2% upAlibaba Cloudfp8$1.42 in$2.83 out1M99.9% up
9 more hostsFewer hosts
SiliconFlowfp8$1.50 in$3.13 out1M97% upNovitafp8$1.60 in$3.20 out1M100% upVenice$1.65 in$3.30 out1M96.5% upAtlasCloudfp4$1.68 in$3.38 out1M96.1% upBasetenfp4$1.74 in$3.48 out1M98.8% upNextBitfp8$1.80 in$3.55 out1M100% upAzure AI Foundry$1.91 in$3.83 out1M98.9% upFireworksdegraded$1.20 in$1.20 out1M0% upParasailfp8degraded$1.74 in$3.48 out1M98.9% up
Gemini 3.8 Flash2 hosts
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
57%
DeepSeek V4 Pro uses 3.5x more emoji
DeepSeek V4 Pro
Gemini 3.8 Flash
57%Vocabulary63%
18wSentence Length20w
0.52Hedging0.17
3.3Bold4.0
2.3Lists2.4
0.04Emoji0.01
0.45Headings0.84
0.15Transitions0.06
Based on 27 + 27 text responses
Research
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FAQ
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