DeepSeek R1 vs Solar Pro 3
Compare DeepSeek R1 by DeepSeek against Solar Pro 3 by Upstage, context windows of 128K vs 128K, tested across 38 shared challenges. Updated June 2026.
Which is better, DeepSeek R1 or Solar Pro 3?
DeepSeek R1 and Solar Pro 3 are both competitive models. DeepSeek R1 costs $0.55/M input tokens vs $0/M for Solar Pro 3. Context windows: 128K vs 128K tokens. Compare their real outputs side by side below.
Key Differences Between DeepSeek R1 and Solar Pro 3
DeepSeek R1 is made by deepseek while Solar Pro 3 is from upstage. DeepSeek R1 has a 128K token context window compared to Solar Pro 3's 128K. On pricing, DeepSeek R1 costs $0.55/M input tokens vs $0/M for Solar Pro 3.
API pricing
Per 1M tokens
DeepSeek R1
Input
$0.55
Output
$2.19
Solar Pro 3
Input
$0.000
Output
$0.000
Our Verdict
DeepSeek R1
Solar Pro 3
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
Writing DNA
Style Comparison
Similarity
44%
Solar Pro 3 uses 4.0x more emoji
DeepSeek R1
Solar Pro 3
62%Vocabulary50%
15wSentence Length21w
0.52Hedging0.42
8.0Bold6.5
5.7Lists2.2
0.04Emoji0.17
0.62Headings0.56
0.28Transitions0.12
Based on 22 + 18 text responses
FAQ
