GLM 5 Turbo vs GPT-5.4 Nano
Compare GLM 5 Turbo by Z-ai against GPT-5.4 Nano by OpenAI, context windows of 203K vs 400K, tested across 53 shared challenges.
Our Verdict
GLM 5 Turbo
GPT-5.4 Nano
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
API pricing
Cost per 1M tokens
GLM 5 Turbo
Input
$0.96
Output
$3.20
GPT-5.4 Nano
Input
$0.20
4.8× cheaper
Output
$1.25
2.6× cheaper
GPT-5.4 Nano is cheaper on both — 4.8× input, 2.6× output
Writing DNA
Style Comparison
Similarity
45%
GLM 5 Turbo
GPT-5.4 Nano
54%Vocabulary51%
18wSentence Length21w
0.24Hedging0.58
4.0Bold7.1
3.0Lists5.5
0.00Emoji0.01
0.72Headings1.39
0.17Transitions0.05
Based on 23 + 23 text responses
Research
What we learned reading every model
FAQ
