Claude 3 Opus vs OpenRouter Fusion · Budget (Jun 2026)
Compare Claude 3 Opus by Anthropic against OpenRouter Fusion · Budget (Jun 2026) by OpenRouter, context windows of 200K vs 256K, tested across 9 shared challenges.
Our Verdict
Claude 3 Opus
OpenRouter Fusion · Budget (Jun 2026)
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
Claude 3 Opus
Input
$15.00
Output
$75.00
OpenRouter Fusion · Budget (Jun 2026)
Input
—
Output
—
Writing DNA
Style Comparison
Similarity
44%
OpenRouter Fusion · Budget (Jun 2026) uses 382.4x more bold
Claude 3 Opus
OpenRouter Fusion · Budget (Jun 2026)
54%Vocabulary58%
14wSentence Length22w
0.48Hedging0.13
0.0Bold3.8
3.0Lists1.7
0.00Emoji0.01
0.00Headings0.93
0.06Transitions0.17
Based on 3 + 27 text responses
Research
What we learned reading every model
FAQ
