A2A Protocol
Get A2A v1 task
Returns the current state of an A2A task in the v1 wire format, including its status, conversation history, and any produced artifacts.
get/v2/agents/{agent_key}/tasks/{task_id}
Path parameters
agent_keystring required
A unique key that identifies an agent.
Example:customer_support
The unique key of the agent.
task_idstring required
The A2A task id, as returned in task.id. Opaque — do not construct or parse.
Query parameters
historyLengthinteger
Maximum number of historical messages to include. 0 means unlimited.
Headers
Request-Timeoutinteger
The platform makes a best effort to complete the request in the specified seconds, or it times out.
Request-Timeout-Millisinteger
The platform makes a best effort to complete the request in the specified milliseconds, or it times out.
Response
The current state of the task.
Changes
No recorded changes to this endpoint across all 13 revisions of this API.