Moonshot AI is a Chinese artificial intelligence company founded in 2023 by Yang Zhilin (Zhilin Yang) along with co-founders including Zhou Xinyu and Wu Yuxin. The company is best known for the Kimi assistant and a family of large language models that emphasize long-context understanding and, more recently, open-source and agentic capabilities.
Kimi gained early attention for handling very long input contexts, allowing users to analyze lengthy documents, books, and large bodies of text in a single conversation. Moonshot has since expanded into reasoning and agentic models, including open-weight releases in the Kimi K-series that target long-horizon agentic coding and tool use, positioning the company among the leading Chinese AI labs.
The company has raised very large funding rounds from major investors, including significant backing from Alibaba and other prominent technology and venture investors, reaching a multi-billion-dollar valuation. This capital supports large-scale model training and rapid product iteration.
Moonshot AI competes with other Chinese frontier labs such as DeepSeek and Zhipu, as well as global players. Its differentiators include strong long-context performance, competitive open-weight model releases, and a popular consumer assistant in the Chinese market.
For users and developers needing strong long-context or open-weight agentic models, particularly in the Chinese market, Moonshot AI is a leading option, though access, language focus, and data-governance considerations vary by region.