Kimi K2, from Beijing-based Moonshot AI, is one of the open-weight models that reshaped the 2025-2026 AI landscape: trillion-parameter-class capability, strong agentic coding, and long-context handling — available far more cheaply than closed flagships. On CoreAI you can chat with Kimi models alongside GPT-5, Claude, DeepSeek, and 300+ others.
What Kimi K2 Is Good At
Agentic and tool-heavy coding. K2 was trained with a focus on multi-step tasks — writing code, running it mentally, fixing its own errors. Developers rate it among the best open models for real-world programming work.
Long documents. Kimi models handle large context windows, making them practical for analyzing reports, contracts, and codebases in one prompt.
Cost. As an open-weight model, K2 is priced well below closed flagships of comparable capability — check the live table above for current per-token prices.
Kimi vs the Other Open Contenders
The open-model race is between a few families: Kimi, DeepSeek, and Qwen. Each leapfrogs the others with successive releases — which is precisely why testing them side by side matters. Compare Kimi vs DeepSeek or Kimi vs Qwen on your own prompts.
CoreAI is an independent app; Kimi and Moonshot AI are trademarks of their owner, with model access provided through licensed AI infrastructure — you're talking to the genuine model.
Getting Started
Create a free CoreAI account, open the model library, and search "Kimi". The same account works in the iPhone and Android apps, with synced history.