The uAgent framework, developed by Fetch.ai, is a purpose-built library designed to streamline the development of decentralized AI agents. Its lightweight and efficient design allows developers to construct autonomous entities capable of functioning within complex multi-agent ecosystems. These agents boast self-management, persistent memory, and peer-to-peer communication capabilities. Integrating seamlessly with blockchain technology and innate AI functionalities, the framework equips agents to engage, discover, and transact within vibrant marketplaces. Fetch.ai's uAgent is pioneering a new paradigm in economic activity by facilitating innovative interactions and transactions among AI agents.