LLMilestonesA milestone timeline of AI and large language models

Act V · Reasoning and agents

Open modelMoonshot AI

Kimi K2

A trillion-parameter open-weight MoE model (modified MIT license), built for agents and tool use.

1Ttotal parameters

Why it matters

Open models approached the closed frontier on agentic ability as China's open camp kept pushing.

Built on

DeepSeek-R1

Led to

Kimi K3

Source: moonshotai.github.io ↗

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