Send A2A v0.3 streaming message
POST/v2/agents/:agent_key/v1/message:stream
Sends a message to the agent and streams task lifecycle events as Server-Sent Events. Each SSE data: line is a JSON A2aV03StreamResponse carrying a task, message, statusUpdate, or artifactUpdate. The stream ends when the task reaches a terminal or interrupted state.
Request
Responses
- 200
- 400
- 404
A stream of A2aV03StreamResponse events.
The request was malformed.
Agent or referenced context not found.