Amazon SageMaker Runtime Update: SageMaker Runtime now supports a new TargetContainerHostname header to invoke a model in a specific container if the endpoint hosts multiple containers and is configured to use direct invocation.

Author: AWS

.changes/next-release/feature-AmazonSageMakerRuntime-78eb68e.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon SageMaker Runtime",
+    "contributor": "",
+    "description": "SageMaker Runtime now supports a new TargetContainerHostname header to invoke a model in a specific container if the endpoint hosts multiple containers and is configured to use direct invocation."
+}

services/sagemakerruntime/src/main/resources/codegen-resources/service-2.json

@@ -115,6 +115,12 @@
           "location":"header",
           "locationName":"X-Amzn-SageMaker-Target-Variant"
         },
+        "TargetContainerHostname":{
+          "shape":"TargetContainerHostnameHeader",
+          "documentation":"<p>If the endpoint hosts multiple containers and is configured to use direct invocation, this parameter specifies the host name of the container to invoke.</p>",
+          "location":"header",
+          "locationName":"X-Amzn-SageMaker-Target-Container-Hostname"
+        },
         "InferenceId":{
           "shape":"InferenceId",
           "documentation":"<p>If you provide a value, it is added to the captured data when you enable data capture on the endpoint. For information about data capture, see <a href=\"https://docs.aws.amazon.com/sagemaker/latest/dg/model-monitor-data-capture.html\">Capture Data</a>.</p>",
@@ -191,6 +197,11 @@
       "synthetic":true
     },
     "StatusCode":{"type":"integer"},
+    "TargetContainerHostnameHeader":{
+      "type":"string",
+      "max":63,
+      "pattern":"^[a-zA-Z0-9](-*[a-zA-Z0-9])*"
+    },
     "TargetModelHeader":{
       "type":"string",
       "max":1024,