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A
Trait

AG-UI

Verified Sep 2026

Agent-User Interaction Protocol

Open transport protocol connecting agent backends to any frontend, streaming events for generative UI.

The Agent-User Interaction protocol (CopilotKit): event-based standard for agent-driven UIs, streaming state, generative UI, human-in-the-loop as a protocol.

Who it's for

Developers building agent products that need standardized, event-driven UI protocols.

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Concepts in the glossary

2 in catalog

AG-UI is implemented by

2 in catalog