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Compare AI models: GPT-5.6 Luna vs GLM-5.3

  1. GPT-5.6 LunaOpenAI
  2. GLM-5.3Zhipu
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
GPT-5.6 Luna67/10081/10061/10098/10050/10064/100
GLM-5.383/100100/10032/10081/1000/100100/100
Overview
Author
Context length
1.1M
1M
Reasoning
True
True
Input modalities
Text, Image, Pdf
Text
Output modalities
Text
Text
Providers
Pricing
Input
$0.20/ 1M
$1.40/ 1M
Output
$1.20/ 1M
$4.40/ 1M
Cached input
$0.02/ 1M
$0.26/ 1M
MomentumLast 2 mo
Unique users
517K
347K
Completed sessions
2,147,549
699,722
Token share
0.53%
0.16%
Tokens
5.1T+84%
1.5T+3,756%
AUG 15OCT 9
AUG 15OCT 9
RetentionWeek 1
Returning users
55.3%49K user-weeks
52.3%24K user-weeks

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