Kimi K2 vs Claude 4 Sonnet

Detailed comparison of capabilities, features, and performance.

Feature
Kimi K2
Claude 4 Sonnet
Model Image
Kimi K2
Claude 4 Sonnet
AI Lab
Moonshot
Anthropic
Context Size
131,072 tokens
200,000 tokens
Max Output Size
16,384 tokens
64,000 tokens
Frontier Model
No
Yes
Vision Support
No
Yes
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.
The latest Sonnet 4 model from Anthropic

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