Gemini 2.5 Flash Preview vs GLM 5 Turbo
Compare Gemini 2.5 Flash Preview by Google AI against GLM 5 Turbo by Z-ai, context windows of 1.0M vs 203K, tested across 26 shared challenges.
Our Verdict
Gemini 2.5 Flash Preview
GLM 5 Turbo
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Gemini 2.5 Flash Preview is 5.3x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Flash Preview
Input
$0.15
6.4× cheaper
Output
$0.60
5.3× cheaper
GLM 5 Turbo
Input
$0.96
Output
$3.20
Gemini 2.5 Flash Preview is cheaper on both — 6.4× input, 5.3× output
Writing DNA
Style Comparison
Similarity
63%
GLM 5 Turbo uses 8.1x more headings
Gemini 2.5 Flash Preview
GLM 5 Turbo
51%Vocabulary54%
15wSentence Length18w
0.70Hedging0.24
4.1Bold4.0
3.3Lists3.0
0.00Emoji0.00
0.09Headings0.72
0.24Transitions0.17
Based on 12 + 23 text responses
Research
What we learned reading every model
FAQ
