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Compare AI models: Kimi K3.1 Pro vs GPT-5.6 Luna

  1. Kimi K3.1 ProMoonshotHollow points use fallbacks · hover for details
  2. GPT-5.6 LunaOpenAI
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
Kimi K3.1 Pro50/100 — Reasoning supported; no comparable benchmark50/100 — No data; neutral placeholder14/10092/10050/10050/100 — Tool calling supported; no comparable benchmark
GPT-5.6 Luna69/10081/10058/10098/10050/10064/100
Overview
Author
Context length
1M
1.1M
Reasoning
True
True
Input modalities
Text, Image, Video
Text, Image, Pdf
Output modalities
Text
Text
Providers
Pricing
Input
$2.00/ 1M
$0.20/ 1M
Output
$11/ 1M
$1.20/ 1M
Cached input
$0.20/ 1M
$0.02/ 1M
MomentumLast 2 mo
Unique users
43K
295K
Completed sessions
116,810
1,879,410
Token share
0.02%
0.17%
Tokens
258B+100%
2.2T-64%
SEP 8NOV 2
SEP 8NOV 2
RetentionWeek 1
Returning users
60.6%763 user-weeks
52.5%23K user-weeks

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