Kimi K3

Closed weights Moonshot 2.8T parameters July 2026

No estimate

No hardware requirements for this model

The weights for this model have not been published, so it cannot be downloaded or run on your own hardware at any size. It is reachable only through its provider, and no graphics card changes that.

On record

Full specification

Everything on record for this model. Most of it describes how it was trained rather than how it runs — useful context for judging how much work went into it, and how it compares with models built at a different scale.

Origin

Who built this model, where, and when it was published.

Organisation
Moonshot
Organisation type
Industry
Country
China
Published
16 July 2026

What it does

The problem areas the model was built for. A model can carry several of each.

Domain
Language, Multimodal, Vision
Task
Language modeling/generation

Size

How large the model is and how much data it was trained on. Parameters are the figure that decides whether it fits on a given graphics card.

Parameters
2.8T

2.8T total,16/896 active experts * 2.8e12 = 50B active.

Training data
tokens

Availability

Whether you can obtain the model and run it on your own hardware, which is what decides if any of the graphics-card figures on this page apply.

Weights
Closed — provider access only
Model access
API access

How it is classified

Labels the source dataset applies when tracking notable models, and how confident it is in the entry.

Record confidence
Confident

Sources

Where this record came from and when it was last checked.

Reference
Kimi K3
Last updated
18 July 2026

What the numbers mean

What this model is

Kimi K3 was published by Moonshot, in China, in July 2026. The organisation is categorised as industry.

It works in Language, Multimodal, Vision, and is recorded as doing language modeling/generation.

This is a closed model: the trained values stayed with whoever produced them, and there is no local version to run.

Answers

Kimi K3 — common questions

01

How many parameters does Kimi K3 have?

Kimi K3 has 2.8T parameters. 2.8T total,16/896 active experts * 2.8e12 = 50B active. That figure is the total, and it is what decides how much memory the model needs — roughly half a gigabyte per billion at the compression most people use.

02

Who created Kimi K3?

Kimi K3 was published by Moonshot, based in China, categorised as industry.

03

When was Kimi K3 released?

Kimi K3 was published in July 2026.

04

What is Kimi K3 used for?

Kimi K3 works in Language, Multimodal, Vision, and is recorded as handling language modeling/generation. These are the areas it was designed around; they describe intent rather than a hard boundary.

05

What GPU do I need to run Kimi K3?

None. Kimi K3 is a closed model — its weights were never published, so it cannot be downloaded or run on your own hardware at any price. It is reachable only through its provider.

06

Is Kimi K3 open source?

No. Kimi K3 has not had its weights published, so it exists only as a service controlled by its owner.

Source

Original publication

Record last updated 18 July 2026

The other direction

Looking at it from the other side?

This page starts from the model. If you already own a card and want to know everything it will run, start from the hardware instead.