OpenRouter Fusion · Budget (Jun 2026) vs xAI: Grok 4
Compare OpenRouter Fusion · Budget (Jun 2026) by OpenRouter against xAI: Grok 4 by xAI, context windows of 256K vs 256K, tested across 44 shared challenges.
Our Verdict
OpenRouter Fusion · Budget (Jun 2026)
xAI: Grok 4Runner-up
No community votes yet. On paper, OpenRouter Fusion · Budget (Jun 2026) has the edge — bigger model tier, newer.
Too close to call
API pricing
Cost per 1M tokens
OpenRouter Fusion · Budget (Jun 2026)
Input
—
Output
—
xAI: Grok 4
Input
$3.00
Output
$15.00
Writing DNA
Style Comparison
Similarity
44%
xAI: Grok 4 uses 7.0x more emoji
OpenRouter Fusion · Budget (Jun 2026)
xAI: Grok 4
58%Vocabulary53%
22wSentence Length18w
0.13Hedging0.67
3.8Bold2.7
1.7Lists2.7
0.01Emoji0.07
0.93Headings0.86
0.17Transitions0.04
Based on 27 + 21 text responses
Research
What we learned reading every model
FAQ
