DeepSeek R1vsMercury
DeepSeek R1 is cheaper than Mercury at $0.55/M vs $10/M input tokens.
| Spec | DeepSeek R1 | Mercury |
|---|---|---|
| Input price | $0.55/M tokens | $10/M tokens |
| Output price | $2.19/M tokens | $10/M tokens |
| Context window | 128K tokens | 32K tokens |
| Parameters | 671B (37B active) | Not disclosed |
| Weights | Open | — |
| Free API (OpenRouter) | No | No |
| Released | Feb 2025 | Jun 2025 |
Our Verdict
DeepSeek R1
MercuryRunner-up
Not enough votes to call it. On the specs, DeepSeek R1 has the edge: bigger model tier, bigger context window, major provider backing.
DeepSeek R1 costs 4.6x less per token.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek R1
Input
$0.55
18× cheaper
Output
$2.19
4.6× cheaper
Mercury
Input
$10.00
Output
$10.00
DeepSeek R1 is cheaper on both: 18× input, 4.6× output.
Where to run it
1 host
DeepSeek R11 host
Mercury
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 8 Sep 2026.
Writing DNA
Style Comparison
Similarity
36%
DeepSeek R1 uses 9.6x more emoji
DeepSeek R1
Mercury
64%Vocabulary60%
15wSentence Length31w
0.48Hedging0.78
7.2Bold4.1
4.9Lists2.8
0.27Emoji0.03
0.57Headings0.88
0.25Transitions0.06
Based on 28 + 26 text responses
Research
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FAQ
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