# China's 2.8-trillion-parameter Kimi K3 beats Claude Fable 5 in Frontend Code Arena benchmark— Moonshot AI delivers largest open-weight AI model ever, as China works around U.S. compute limits

> Beijing-based Moonshot AI has released Kimi K3, a 2. 8 trillion parameter model that the company describes in its technical blog as the world's first open 3T-class system and the largest open-weight AI model to date.

- **Source:** [Tom's Hardware](https://www.tomshardware.com/tech-industry/artificial-intelligence/moonshot-releases-2-8-trillion-parameter-kimi-k3?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a5a1d593adb29f33c3d45ed)
- **Published:** 2026-07-17
- **Category:** AI & Bots
- **Tags:** #nvidia #openai #claude #anthropic #ai
- **Canonical:** http://localhost:4321/a/6a5a1d593adb29f33c3d45ed

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_GearOpen's distilled summary. The full original article is published at Tom's Hardware (source link above); GearOpen does not republish the source's full text._