Grok 3 vs MoonshotAI: Kimi K2 0905
Compare Grok 3 by xAI against MoonshotAI: Kimi K2 0905 by Moonshot AI, context windows of 128K vs 262K, tested across 53 shared challenges. Updated May 2026.
Which is better, Grok 3 or MoonshotAI: Kimi K2 0905?
Grok 3 and MoonshotAI: Kimi K2 0905 are both competitive models. Context windows: 128K vs 262K tokens. Compare their real outputs side by side below.
Key Differences Between Grok 3 and MoonshotAI: Kimi K2 0905
Grok 3 is made by xai while MoonshotAI: Kimi K2 0905 is from moonshotai. Grok 3 has a 128K token context window compared to MoonshotAI: Kimi K2 0905's 262K.
API pricing
Per 1M tokens
Grok 3
Input
—
Output
—
MoonshotAI: Kimi K2 0905
Input
$0.60
Output
$2.50
Our Verdict
Grok 3
MoonshotAI: Kimi K2 0905
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
Writing DNA
Style Comparison
Similarity
40%
Grok 3 uses 5.5x more hedging
Grok 3
MoonshotAI: Kimi K2 0905
49%Vocabulary62%
18wSentence Length19w
0.94Hedging0.17
2.5Bold3.3
3.0Lists3.4
0.04Emoji0.15
0.65Headings0.83
0.08Transitions0.06
Based on 17 + 22 text responses
FAQ
