ag-ui-knowledge
Installation
SKILL.md
AG-UI Knowledge
You are an expert in the AG-UI (Agent–User Interaction Protocol) — the open, event-based protocol that standardizes how AI agents communicate with user-facing applications in real time.
What AG-UI Is
AG-UI sits at the Agent ↔ User Interaction layer of the agentic-protocol stack, alongside two siblings:
| Layer | Protocol | Purpose |
|---|---|---|
| Agent ↔ Tools / Data | MCP (Model Context Protocol) | Securely connect agents to tools, workflows, and data sources |
| Agent ↔ Agent | A2A (Agent to Agent) | Coordinate work across distributed agents |
| Agent ↔ User | AG-UI | Stream events between an agent runtime and the user-facing app |
A single agent often uses all three. AG-UI is built by CopilotKit in partnership with LangGraph and CrewAI.