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
256,000 tokens
200,000 tokens
Max Output Size
16,384 tokens
100,000 tokens
Frontier Model
No
Yes
Vision Support
No
No
Description
Kimi K2 (0905) 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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