Kimi Linear
Notable release: A meaningful new model: a new size or version, or a strong free-to-download model from a known lab.Open model: Its files are public (open weights), so anyone can download it and run it on their own computer, usually for free.
Key facts
- Released
- Oct 30, 2025
- What it does
- Text and chat: Writes, answers questions and holds a conversation.Thinks first: Can reason step by step before it answers: slower, but better at maths, code and tricky questions.
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- How
- Free to download
- Size
- Parameters: The numbers a model learns during training: a rough measure of its size. Bigger usually means more capable, but slower and pricier to run. 7B means 7 billion.
- Announced as
- “KIMI LINEAR: AN EXPRESSIVE, EFFICIENT ATTENTION ARCHITECTURE”
From trckr's archive of releases before it started watching. Date and details from Epoch AI's database of AI models (CC BY 4.0).
Compare Kimi Linear with
It came out 111 days after Kimi K2, the lab's previous model.
The details
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