# Agent Graph API

- [Initialize](/agent-graph/agent-graph-api/initialize.md): Initialize a new session
- [Invoke (stream)](/agent-graph/agent-graph-api/invoke-stream.md): Invoke an event and receive the response as a NDJSON stream.
- [Invoke (non-stream)](/agent-graph/agent-graph-api/invoke-non-stream.md): Same as Invoke, except the response is "sync" (without streaming) in JSON format.
- [Close](/agent-graph/agent-graph-api/close.md): Close a session and receive the response as a NDJSON stream
- [Health](/agent-graph/agent-graph-api/health.md): Get health status of AI Agent