Moonshot AI launches Kimi K3, plans Hong Kong IPO

The launch of a powerful new artificial intelligence model from a Chinese startup has sent shockwaves through global markets and accelerated the company's plans for a public listing. Moonshot AI, based in Beijing, released its Kimi K3 model on July 16, 2026, triggering a significant sell-off in U.S. and Asian technology stocks. The company is now leveraging that attention, preparing for an initial public offering on the Hong Kong Stock Exchange within six months, according to people familiar with the matter.

The newly released model is an open-weight system built on roughly 2.8 trillion parameters. It uses a mixture-of-experts architecture and features a one-million-token context window. Independent evaluations indicate it ranks highly on coding and reasoning benchmarks, trailing but remaining competitive with flagship proprietary models from U.S. firms OpenAI and Anthropic. The full open weights for the model are due to be released on July 27, 2026.

Market reaction to the announcement was swift and severe. Traders compared the event to the "DeepSeek moment" of 2025, when a Chinese AI launch caused a major market disruption. On the day of the Kimi K3 release, Taiwan's benchmark...