DeepSeek V4 ProvsGPT-5
GPT-5 is cheaper than DeepSeek V4 Pro at $1.25/M vs $1.74/M input tokens.
| Spec | DeepSeek V4 Pro | GPT-5 |
|---|---|---|
| Input price | $1.74/M tokens | $1.25/M tokens |
| Output price | $3.48/M tokens | $10/M tokens |
| Context window | 1.0M tokens | 400K tokens |
| Weights | Open | Closed |
| Free API (OpenRouter) | No | No |
| Released | Apr 2026 | Aug 2025 |
Our Verdict
DeepSeek V4 Pro
GPT-5Runner-up
Not enough votes to call it. On the specs, DeepSeek V4 Pro has the edge: newer, bigger context window.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Pro
Input
$1.74
Output
$3.48
2.9× cheaper
GPT-5
Input
$1.25
1.4× cheaper
Output
$10.00
GPT-5 wins input (1.4× cheaper)·DeepSeek V4 Pro wins output (2.9× 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
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
54%
DeepSeek V4 Pro uses 3.5x more emoji
DeepSeek V4 Pro
GPT-5
57%Vocabulary65%
18wSentence Length13w
0.52Hedging0.20
3.3Bold0.2
2.3Lists4.6
0.04Emoji0.00
0.45Headings0.16
0.15Transitions0.03
Based on 27 + 16 text responses
Research
What we learned reading every model
FAQ
Common questions
Keep exploring
More comparisons
DeepSeek V4 Pro vs Ox AlphaNew provider
DeepSeek V4 Pro vs Llama 4 MaverickNew provider
DeepSeek V4 Pro vs Claude Opus 4New provider
DeepSeek V4 Pro vs Claude Opus 4.1New provider
DeepSeek V4 Pro vs MiniMax M2.5New provider
DeepSeek V4 Pro vs MiniMax M2.7New provider
DeepSeek V4 Pro vs MiniMax M3New provider
DeepSeek V4 Pro vs Mistral LargeNew provider