Private AI
Kimi K3 is Moonshot AI's open-weight, always-thinking multimodal model for long-context reasoning, coding, tool use, and native image/video understanding. Running inside a TEE (Trusted Execution Environment), with provider attestation support.
Added Jul 31, 2026
Model weightsContext Window
1.0M
Max Output
65.5K
Input Price (Auto)
$3.00/1M
Output Price (Auto)
$15.00/1M
Cache Read (Auto)
$1.50/1M
Capabilities
Performance metrics and benchmarks
Sourced from Design Arena.
Best Category
3D
Best Elo
1456
Best Rank Percentile
Top 1%
Ranking Distribution
4,565 battles
60%
45%
30%
15%
0%
Auto routing is available for this model. Explicit provider selection is not available.
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30.6%
First
44.2%
Second
21.6%
Third
3.6%
Fourth
Category Performance
Models Arena
3D
1456
Elo
69.4%
Win
611.0s
Avg Time
#1
Rank
UI Component
1413
Elo
67.7%
Win
556.3s
Avg Time
#1
Rank
Data Visualization
1380
Elo
66.3%
Win
573.9s
Avg Time
#1
Rank
Website
1375
Elo
63.5%
Win
627.9s
Avg Time
#1
Rank
Agents Arena
Web Apps
1330
Elo
63.2%
Win
N/A
Avg Time
#1
Rank
Updated Jul 31, 2026, 1:17 PM · Matched as Kimi K3
Design Arena