Kimi K2 vs o3-mini-high

Detailed comparison of capabilities, features, and performance.

Feature
Kimi K2
o3-mini-high
Model Image
Kimi K2
o3-mini-high
AI Lab
Moonshot
OpenAI
Context Size
131,072 tokens
200,000 tokens
Max Output Size
16,384 tokens
100,000 tokens
Frontier Model
No
Yes
Vision Support
No
No
Description
Kimi K2 is a state-of-the-art mixture-of-experts (MoE) language model with 32 billion activated parameters and 1 trillion total parameters. Hosted in the USA.
o3-mini-high is the higest reasoning level of OpenAI's fast cost-efficient reasoning model tailored to coding math and science use cases

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