Compare AI models: Kimi K3 vs GPT-5.6 Luna
- Kimi K3MoonshotHollow points use fallbacks · hover for details
- GPT-5.6 LunaOpenAI
ReasoningCodingCost efficiencyContext windowMultimodalTool use
| Model | Reasoning | Coding | Cost efficiency | Context window | Multimodal | Tool use |
|---|---|---|---|---|---|---|
| Kimi K3 | 100/100 | 100/100 | 100/100 | 92/100 | 50/100 | 50/100 — Tool calling supported; no comparable benchmark |
| GPT-5.6 Luna | 69/100 | 81/100 | 57/100 | 98/100 | 50/100 | 64/100 |
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
$0.00/ 1M
$0.20/ 1M
Output
$0.00/ 1M
$1.20/ 1M
Cached input
Unknown
$0.02/ 1M
MomentumLast 2 mo
Unique users
225K
303K
Completed sessions
742,187
1,929,815
Token share
0.04%
0.19%
Tokens
515B-72%
2.3T-61%
SEP 6OCT 31
SEP 6OCT 31
RetentionWeek 1
Returning users
40.4%18K user-weeks
53.8%27K user-weeks
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