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About this model

Kimi K3.1 Pro demo

Moonshot's frontier model for reasoning, coding and long documents (~3T parameters), via the official API.

Made by
Moonshot AI
License
weights announced for 2026-11-04
Status
Via the official API

Frequently asked questions

What is Kimi K3.1 Pro?

Kimi K3.1 Pro is an AI chat model by Moonshot AI. Moonshot's frontier model for reasoning, coding and long documents (~3T parameters), via the official API.

Can I try Kimi K3.1 Pro for free?

Yes: every account gets one free try of this model, plus welcome credits. After that a run usually costs about 30 credits (1,000 credits = US$1), charged for the real GPU time.

How do I use Kimi K3.1 Pro online?

Sign in, open this page, fill in the form and press the run button. It runs on our cloud GPUs: nothing to install, and it works on phones too.

Can I use Kimi K3.1 Pro results commercially?

License: weights announced for 2026-11-04. Commercial use of the outputs is allowed by the license.

Where was Kimi K3.1 Pro presented?

In the AI Search video at 27:26.

All models · Not affiliated with Moonshot AI or with AI Search.