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v1

latestOpenAPI 3.0.0Apache 2.0 License2026-07-1466347371.7 KB

Returns details about a Lambda function URL.

get/2021-10-31/functions/{FunctionName}/url

Path parameters

FunctionNamestring required
<p>The name of the Lambda function.</p> <p class="title"> <b>Name formats</b> </p> <ul> <li> <p> <b>Function name</b> – <code>my-function</code>.</p> </li> <li> <p> <b>Function ARN</b> – <code>arn:aws:lambda:us-west-2:123456789012:function:my-function</code>.</p> </li> <li> <p> <b>Partial ARN</b> – <code>123456789012:function:my-function</code>.</p> </li> </ul> <p>The length constraint applies only to the full ARN. If you specify only the function name, it is limited to 64 characters in length.</p>

Query parameters

Qualifierstring

The alias name.

Response

Success

FunctionUrlstring required

The HTTP URL endpoint for your function.

FunctionArnstring required

The Amazon Resource Name (ARN) of your function.

AuthType'NONE' | 'AWS_IAM' required

The type of authentication that your function URL uses. Set to <code>AWS_IAM</code> if you want to restrict access to authenticated users only. Set to <code>NONE</code> if you want to bypass IAM authentication to create a public endpoint. For more information, see <a href="https://docs.aws.amazon.com/lambda/latest/dg/urls-auth.html">Security and auth model for Lambda function URLs</a>.

CreationTimestring required

When the function URL was created, in <a href="https://www.w3.org/TR/NOTE-datetime">ISO-8601 format</a> (YYYY-MM-DDThh:mm:ss.sTZD).

LastModifiedTimestring required

When the function URL configuration was last updated, in <a href="https://www.w3.org/TR/NOTE-datetime">ISO-8601 format</a> (YYYY-MM-DDThh:mm:ss.sTZD).

InvokeMode'BUFFERED' | 'RESPONSE_STREAM'
<p>Use one of the following options:</p> <ul> <li> <p> <code>BUFFERED</code> – This is the default option. Lambda invokes your function using the <code>Invoke</code> API operation. Invocation results are available when the payload is complete. The maximum payload size is 6 MB.</p> </li> <li> <p> <code>RESPONSE_STREAM</code> – Your function streams payload results as they become available. Lambda invokes your function using the <code>InvokeWithResponseStream</code> API operation. The maximum response payload size is 20 MB, however, you can <a href="https://docs.aws.amazon.com/servicequotas/latest/userguide/request-quota-increase.html">request a quota increase</a>.</p> </li> </ul>