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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 Luna69/10081/10061/10098/10050/10064/100
GLM-5.385/100100/10031/10081/1000/100100/100
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
389K
287K
Completed sessions
2,069,425
743,400
Token share
0.32%
0.11%
Tokens
3.3T-31%
1.1T+85%
AUG 24OCT 18
AUG 24OCT 18
RetentionWeek 1
Returning users
58.3%40K user-weeks
50.1%24K user-weeks

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