Back to Models
MoonshotAI: Kimi K3
Moonshotaitext9.2 / 10 Overall Rating
Kimi K3 by Moonshot AI is a 2.8-trillion parameter open-weight multimodal reasoning model built for complex coding and agentic workflows. It supports text, image, and video inputs paired with a 1,048,576-token context window and a 943K output limit. At $3.00/1M input and $15.00/1M output tokens, it matches Claude 3.5 Sonnet's pricing while offering significantly larger context capacity.
Context Window
1049K
Knowledge Cutoff
2025
Max Output
16K
License
Proprietary
Where it Excels (Pros)
- 1M context window
- 943K max output tokens
- Native video and image inputs
- Open-weight 2.8T parameter scale
Limitations (Cons)
- More expensive than GPT-4o
- High compute required to host
Benchmark Breakdown
Reasoning (MMLU)88%
Coding (HumanEval)86%
Mathematics (MATH)84%
Long-Context Retrieval95%
Pricing Matrix
Input cost / 1M tokens$3.00
Output cost / 1M tokens$15.00
Compare MoonshotAI: Kimi K3 with other frontier models: