Z.AI: GLM 4.5 Air vs Inception: Mercury
Compare Z.AI: GLM 4.5 Air by Zhipu AI against Inception: Mercury by Inception, context windows of 128K vs 32K, tested across 54 shared challenges.
Our Verdict
Z.AI: GLM 4.5 Air
Inception: MercuryRunner-up
No community votes yet. On paper, Z.AI: GLM 4.5 Air has the edge — bigger model tier, bigger context window, major provider backing.
Z.AI: GLM 4.5 Air is 9.1x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Z.AI: GLM 4.5 Air
Input
$0.20
50× cheaper
Output
$1.10
9.1× cheaper
Inception: Mercury
Input
$10.00
Output
$10.00
Z.AI: GLM 4.5 Air is cheaper on both — 50× input, 9.1× output
Writing DNA
Style Comparison
Similarity
51%
Z.AI: GLM 4.5 Air uses 3.6x more transitions
Z.AI: GLM 4.5 Air
Inception: Mercury
48%Vocabulary55%
16wSentence Length40w
0.40Hedging0.39
5.4Bold4.9
4.8Lists3.8
0.10Emoji0.04
0.75Headings1.04
0.12Transitions0.03
Based on 15 + 17 text responses
Research
What we learned reading every model
FAQ
