3 outlets·4 reports·over 18h
Sources: Moonshot plans to launch Kimi K3, China's largest model to date with 2T-3T parameters, in the coming days; it's expected to outperform Claude Opus 4.8 (Financial Times)

ThinkingNews Desk · how this was written
Moonshot AI has released Kimi K3, a 2.8-trillion-parameter model that it describes as the largest open-source AI system to date. The model is positioned as a rival to leading U.S. offerings such as Claude Opus 4.8 and GPT 5.5, and the company plans to make the model weights publicly available by late July.
Written from all 3 reports below, not from any single one.
How it was reported
- TechMeme·Sources: Moonshot plans to launch Kimi K3, China's largest model to date with 2T-3T parameters, in the coming days; it's expected to outperform Claude Opus 4.8 (Financial Times)
- TechMeme·Moonshot AI releases Kimi K3, a 2.8T-parameter AI model that it says rivals Opus 4.8 and GPT 5.5, and plans to release model weights by July 27 (Kimi)
- VentureBeat·China’s Moonshot AI releases Kimi K3, the largest open-source model ever, rivaling top U.S. systems
- The Next Web·Moonshot unveils Kimi K3, the world’s largest open AI model
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