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@assistant-ui/react-a2a
A2A (Agent-to-Agent) v1.0 protocol integration for @assistant-ui/react. Built-in HTTP client with SSE streaming, agent-card discovery, multi-tenancy, and structured error handling.
Installation
npm install @assistant-ui/react @assistant-ui/react-a2a
Usage
import { AssistantRuntimeProvider } from "@assistant-ui/react";
import { useA2ARuntime } from "@assistant-ui/react-a2a";
import { Thread } from "@/components/assistant-ui/thread";
export function App() {
const runtime = useA2ARuntime({ baseUrl: "http://localhost:9999" });
return (
<AssistantRuntimeProvider runtime={runtime}>
<Thread />
</AssistantRuntimeProvider>
);
}
Supports all 9 A2A task states (including input_required and auth_required), artifact streaming, push-notification config, extension negotiation, and streaming/non-streaming auto-fallback.
See also
@assistant-ui/react-ag-uifor the AG-UI protocol.@assistant-ui/react-langgraphfor LangGraph agents.
Full reference at assistant-ui.com/docs/runtimes/a2a.