Moonshot AI has officially made its new AI agent development framework, Kosong, available as open source. Rooted in the fundamental principle of "simplifying complexity and unleashing creativity," this framework is designed to deliver lightweight, adaptable, and highly scalable foundational support for the next generation of intelligent agent applications. By establishing a unified LLM (Large Language Model) abstraction layer, Kosong consolidates diverse large models, tool functions, and memory modules into standardized components. It facilitates asynchronous tool orchestration and supports pluggable chat providers. This enables developers to seamlessly switch between different models without having to alter the core business logic. Developed on Python 3.13 or above, the framework suggests using the uv package manager for installation. It comes with comprehensive examples and pre-built demo agents, empowering users to explore the entire AI agent workflow in less than 5 minutes.