DeepSeek R1 vs Horizon Beta
Compare DeepSeek R1 by DeepSeek against Horizon Beta by OpenRouter, context windows of 128K vs 256K, tested across 41 shared challenges. Updated May 2026.
Which is better, DeepSeek R1 or Horizon Beta?
DeepSeek R1 and Horizon Beta are both competitive models. DeepSeek R1 costs $0.55/M input tokens vs $0/M for Horizon Beta. Context windows: 128K vs 256K tokens. Compare their real outputs side by side below.
Key Differences Between DeepSeek R1 and Horizon Beta
DeepSeek R1 is made by deepseek while Horizon Beta is from openrouter. DeepSeek R1 has a 128K token context window compared to Horizon Beta's 256K. On pricing, DeepSeek R1 costs $0.55/M input tokens vs $0/M for Horizon Beta.
API pricing
Per 1M tokens
DeepSeek R1
Input
$0.55
Output
$2.19
Horizon Beta
Input
$0.000
Output
$0.000
Our Verdict
DeepSeek R1
Horizon Beta
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
54%
DeepSeek R1 uses 800.0x more bold
DeepSeek R1
Horizon Beta
62%Vocabulary62%
15wSentence Length15w
0.52Hedging0.24
8.0Bold0.0
5.7Lists2.2
0.04Emoji0.00
0.62Headings0.00
0.28Transitions0.18
Based on 22 + 16 text responses
FAQ
