OpenRouter Fusion · Quality (Jun 2026) vs xAI: Grok 4.5
Compare OpenRouter Fusion · Quality (Jun 2026) by OpenRouter against xAI: Grok 4.5 by xAI, context windows of 256K vs 500K, tested across 54 shared challenges.
Our Verdict
OpenRouter Fusion · Quality (Jun 2026)
xAI: Grok 4.5
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
OpenRouter Fusion · Quality (Jun 2026)
Input
—
Output
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xAI: Grok 4.5
Input
$2.00
Output
$6.00
Writing DNA
Style Comparison
Similarity
52%
OpenRouter Fusion · Quality (Jun 2026) uses 7.5x more emoji
OpenRouter Fusion · Quality (Jun 2026)
xAI: Grok 4.5
55%Vocabulary61%
21wSentence Length16w
0.47Hedging0.23
4.0Bold2.5
2.0Lists2.4
0.68Emoji0.09
0.73Headings0.48
0.09Transitions0.06
Based on 27 + 27 text responses
Research
What we learned reading every model
FAQ
