Build a Stock Portfolio AI Agent (Fullstack, Pydantic AI + AG-UI)

The text serves as a comprehensive guide on building fullstack AI agents using Pydantic AI and the AG-UI protocol, with integration into CopilotKit for frontend interaction. The AG-UI protocol, developed by CopilotKit, facilitates real-time, event-driven communication between the frontend and AI agents, making it possible to manage state, stream responses, and utilize tools effectively. The guide walks through the process of integrating Pydantic AI agents with the AG-UI protocol, setting up a Python-based backend and a Next.js frontend, and utilizing various tools and events to maintain state and handle AI agent tasks. It further explains how to create a frontend using CopilotKit, set up chat components, synchronize agent state with the frontend, and implement Human-in-the-Loop functionality for enhanced AI-human collaboration. Additionally, it provides insights on streaming AI agent responses in the frontend, illustrating the capabilities of CopilotKit in building interactive AI applications. The document concludes by highlighting the potential applications of CopilotKit in developing agentic solutions and encourages readers to explore its features further.

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