Kimi

By Moonshot AI · www.kimi.com ↗

Moonshot AI's assistant and open-weight models. Kimi K3 is the largest open-weight model, at 2.8 trillion parameters.

Kimi K3 was released in July 2026. It is the highest-ranked open-weight model on the LMArena text leaderboard (October 2026).

What it can do

• Conversation and reading long documents
• Image and video input
• "Swarm" mode uses hundreds of sub-agents for research
• Kimi Code: a coding agent for the terminal

How to start

1. Go to kimi.com or install the Kimi app
2. Sign in and start chatting

Sources

• Wikipedia: Kimi
• LMArena

Information checked on 6 Oct 2026. Features and prices change often; the official site has the latest.