Model

Kimi K3.1 Pro.

Power

—

API cost

by Moonshot AI · released 24 October 2026

In plain English

Moonshot's enormous downloadable flagship.

Good for

Long-running coding, financial research, and agent work with very long documents.

Things to be aware of

Downloading it gives you control, but also a big infrastructure job. Make sure the business wants both.

What Moonshot AI says

““Our most capable 3T-class model to date.””

What everyone else says

Reuters focused on Moonshot’s deliberate reduction of cyber-offensive capability before releasing the weights. Reuters via Investing.com, 24 October 2026

Context window
1.0M tokens
Run it yourself
Yes, under the Kimi licence, with conditions for large companies