Moonshot LLM Big Open weights

Kimi K3

119 days since Moonshot announced it · 16 Jul 2026

Kimi K3 is an open-weights LLM from Moonshot, announced 16 Jul 2026. It costs $3 per 1M input tokens and $15 per 1M output tokens. Its context window is 1M tokens. It has 2.8T parameters.

Input: $3; per 1M tokens
Cache write: $3; per 1M tokens
Cache read: $0.30; per 1M tokens
Output: $15; per 1M tokens
Context window: 1M; tokens
Parameters: 2.8T; total

Announcement: kimi.com/en/blog/kimi-k3
Docs: platform.kimi.ai/docs/guide/kimi-k3-quickstart
Our story: Our story

Our coverage

1 story

Moonshot releases 2.8T-parameter Kimi K3
16 Jul 2026

Moonshot · Big

open weights

A new one every ~87 days — due in ~67d.

Kimi K3.1 Pro +99d 23 Oct 2026
Kimi K3 +87d 16 Jul 2026
Kimi K2.6 +83d 20 Apr 2026
Kimi K2.5 +82d 27 Jan 2026
Kimi K2 Thinking +58d 6 Nov 2025
Kimi K2-0905 +60d 9 Sep 2025
Kimi K2 11 Jul 2025

Moonshot releases 2.8T-parameter Kimi K3