Grok 4.5 vs Kimi Linear 48B A3B Instruct
Compare Grok 4.5 by xAI against Kimi Linear 48B A3B Instruct by Moonshot AI, context windows of 500K vs 1.0M, tested across 34 shared challenges.
Our Verdict
Grok 4.5
Kimi Linear 48B A3B Instruct
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Kimi Linear 48B A3B Instruct is 10x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Grok 4.5
Input
$2.00
Output
$6.00
Kimi Linear 48B A3B Instruct
Input
$0.30
6.7× cheaper
Output
$0.60
10× cheaper
Kimi Linear 48B A3B Instruct is cheaper on both — 6.7× input, 10× output
Writing DNA
Style Comparison
Similarity
52%
Grok 4.5 uses 9.0x more emoji
Grok 4.5
Kimi Linear 48B A3B Instruct
61%Vocabulary63%
16wSentence Length15w
0.23Hedging0.19
2.5Bold5.2
2.4Lists3.2
0.09Emoji0.00
0.48Headings0.38
0.06Transitions0.05
Based on 27 + 14 text responses
Research
What we learned reading every model
FAQ
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