Horizon Beta vs Sonar Pro Search
Compare Horizon Beta by OpenRouter against Sonar Pro Search by Perplexity, context windows of 256K vs 200K, tested across 40 shared challenges.
Our Verdict
Horizon Beta
Sonar Pro Search
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
API pricing
Cost per 1M tokens
Horizon Beta
Input
$0.000
Output
$0.000
Sonar Pro Search
Input
$3.00
Output
$15.00
Writing DNA
Style Comparison
Similarity
73%
Sonar Pro Search uses 268.7x more bold
Horizon Beta
Sonar Pro Search
62%Vocabulary60%
15wSentence Length22w
0.24Hedging0.30
0.0Bold2.7
2.2Lists2.6
0.00Emoji0.00
0.00Headings2.08
0.18Transitions0.07
Based on 16 + 25 text responses
Research
What we learned reading every model
FAQ
