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Compare AI models: DeepSeek V4 Flash Vision Exp vs GPT-5.6 Luna

  1. DeepSeek V4 Flash Vision ExpDeepSeek
  2. GPT-5.6 LunaOpenAI
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
DeepSeek V4 Flash Vision Exp25/10075/10056/10082/10033/1000/100
GPT-5.6 Luna69/10081/10058/10098/10050/10064/100
Overview
Author
Context length
1M
1.1M
Reasoning
True
True
Input modalities
Text, Image
Text, Image, Pdf
Output modalities
Text
Text
Providers
Pricing
Input
$0.30/ 1M
$0.20/ 1M
Output
$1.20/ 1M
$1.20/ 1M
Cached input
$0.006/ 1M
$0.02/ 1M
MomentumLast 2 mo
Unique users
296K
356K
Completed sessions
1,205,384
2,042,797
Token share
0.66%
0.26%
Tokens
7.5T+210%
2.9T-45%
AUG 28OCT 22
AUG 28OCT 22
RetentionWeek 1
Returning users
63%26K user-weeks
56.8%32K user-weeks

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