Kimi K3Open
Moonshot AI · released Jul 15, 2026
Moonshot’s frontier MoE with 1M context, top-tier agentic benchmark results.
83.3
Podium Score
#3 of 673
1485
Arena Elo
13 on Arena
37 t/s
Output Speed
$15/M
Output Price
$3/M in
1.0M
Context Window
Scores by Source
Category Scores
🤖 Agentic100.0
📜 Long Context99.2
💰 Value92.4
🧠 Reasoning86.5
👁️ Multimodal83.5
📐 Math70.9
💻 Coding61.5
intelligence59.7
📚 Knowledge19.7
⚡ Speed0.6
Benchmark Results
GPQA Diamond93.5%
CharXiv Reasoning91.3%
Browsecomp91.2%
MCP Atlas84.2%
MMMU-Pro81.6%
LiveCodeBench74.7%
Toolathlon73.2%
SciCode58.7%
Apex Agents37.6%
Model Details
| Release date | Jul 15, 2026 |
|---|---|
| Parameters | Not disclosed |
| License | Open Weights |
| Context Window | 1,000,000 tokens |
| Input Price | $3/M |
| Output Price | $15/M |
| Output Speed | 37 t/s |
| Time to First Token | 3 ms |