ag-ui-client
The Java Client SDK provides agent connectivity options for AI systems. It builds on the core types and events to deliver flexible connection methods to agent implementations.AbstractAgent
AbstractAgent is the base agent class for implementing custom agent connectivity. Extend this class and implement run to bridge your service to AG-UI.
- Configuration — agent ID, messages, and state
- Core Methods — runAgent, subscribe, message/state helpers
- Protected Methods — event handling hooks
- Properties — state and message tracking
AbstractAgent Reference
Base class for creating custom agent connections
HttpAgent
Concrete implementation for HTTP-based agent connectivity using an injectedBaseHttpClient implementation.
- Configuration — agentId, threadId, httpClient
- Methods — run via HTTP streaming, close
- Builder — fluent configuration with validation
HttpAgent Reference
Ready-to-use HTTP implementation for agent connectivity
AgentSubscriber
Event-driven subscriber system for handling agent lifecycle events and state mutations during execution.- Event Handlers — lifecycle, message, tool call, and state events
- Usage Examples — logging, persistence, error handling patterns
- Integration — register and use subscribers with agents
AgentSubscriber Reference
Comprehensive event system for reactive agent interaction