Z.AI: GLM 4.5 Air vs Kimi K2
Compare Z.AI: GLM 4.5 Air by Zhipu AI against Kimi K2 by Moonshot AI, in 2 community votes, kimi k2 wins 100% of head-to-head duels, tested across 54 shared challenges.
Reasoning: Kimi K2 wins 100% of votes
Our Verdict
Kimi K2Winner
Z.AI: GLM 4.5 AirRunner-up
Pick Kimi K2. In 2 blind votes, Kimi K2 wins 100% of the time. That's not luck.
Kimi K2 particularly excels in Reasoning.
Clear winner
API pricing
Cost per 1M tokens
Z.AI: GLM 4.5 Air
Input
$0.20
2.8× cheaper
Output
$1.10
2.1× cheaper
Kimi K2
Input
$0.57
Output
$2.30
Z.AI: GLM 4.5 Air is cheaper on both — 2.8× input, 2.1× output
Writing DNA
Style Comparison
Similarity
32%
Kimi K2 uses 6.9x more emoji
Z.AI: GLM 4.5 Air
Kimi K2
48%Vocabulary63%
16wSentence Length19w
0.40Hedging0.35
5.4Bold4.2
4.8Lists3.6
0.10Emoji0.68
0.75Headings0.61
0.12Transitions0.06
Based on 15 + 22 text responses
Research
What we learned reading every model
FAQ
