Request Syntax URI Request Parameters Request Body Response Syntax Response Elements Errors See Also

GetAgentCard

Retrieves the A2A agent card associated with an AgentCore Runtime agent.

Request Syntax


GET /runtimes/agentRuntimeArn/invocations/.well-known/agent-card.json?qualifier=qualifier HTTP/1.1
X-Amzn-Bedrock-AgentCore-Runtime-Session-Id: runtimeSessionId

URI Request Parameters

The request uses the following URI parameters.

agentRuntimeArn

The ARN of the AgentCore Runtime agent for which you want to get the A2A agent card.

Required: Yes

qualifier

Optional qualifier to specify an agent alias, such as prodcode> or dev. If you don't provide a value, the DEFAULT alias is used.

runtimeSessionId

The session ID that the AgentCore Runtime agent is using.

Length Constraints: Minimum length of 33. Maximum length of 256.

Request Body

The request does not have a request body.

Response Syntax


HTTP/1.1 statusCode
X-Amzn-Bedrock-AgentCore-Runtime-Session-Id: runtimeSessionId

Response Elements

If the action is successful, the service sends back the following HTTP response.

statusCode: The status code of the request.

The response returns the following HTTP headers.

runtimeSessionId

The ID of the session associated with the AgentCore Runtime agent.

Length Constraints: Minimum length of 1. Maximum length of 100.

Pattern: [a-zA-Z0-9][a-zA-Z0-9-_]*

Errors

For information about the errors that are common to all actions, see Common Errors.

AccessDeniedException

The exception that occurs when you do not have sufficient permissions to perform an action. Verify that your IAM policy includes the necessary permissions for the operation you are trying to perform.

HTTP Status Code: 403

InternalServerException

The exception that occurs when the service encounters an unexpected internal error. This is a temporary condition that will resolve itself with retries. We recommend implementing exponential backoff retry logic in your application.

HTTP Status Code: 500

ResourceNotFoundException

The exception that occurs when the specified resource does not exist. This can happen when using an invalid identifier or when trying to access a resource that has been deleted.

HTTP Status Code: 404

RuntimeClientError

The exception that occurs when there is an error in the runtime client. This can happen due to network issues, invalid configuration, or other client-side problems. Check the error message for specific details about the error.

HTTP Status Code: 424

ServiceQuotaExceededException

The exception that occurs when the request would cause a service quota to be exceeded. Review your service quotas and either reduce your request rate or request a quota increase.

HTTP Status Code: 402

ThrottlingException

The exception that occurs when the request was denied due to request throttling. This happens when you exceed the allowed request rate for an operation. Reduce the frequency of requests or implement exponential backoff retry logic in your application.

HTTP Status Code: 429

ValidationException

The exception that occurs when the input fails to satisfy the constraints specified by the service. Check the error message for details about which input parameter is invalid and correct your request.

HTTP Status Code: 400