diff --git a/telemetry/definitions/commonDefinitions.json b/telemetry/definitions/commonDefinitions.json
index 8c6aad769..fbf689898 100644
--- a/telemetry/definitions/commonDefinitions.json
+++ b/telemetry/definitions/commonDefinitions.json
@@ -972,6 +972,18 @@
                 "other"
             ]
         },
+        {
+            "name": "cwsprAgenticChatInteractionType",
+            "type": "string",
+            "allowedValues": [
+                "RejectDiff",
+                "GeneratedDiff",
+                "RunCommand",
+                "GeneratedCommand",
+                "StopChat"
+            ],
+            "description": "Type of interaction with agentic chat messages"
+        },
         {
             "name": "cwsprChatAcceptedCharactersLength",
             "type": "int",
@@ -2590,6 +2602,25 @@
                 }
             ]
         },
+        {
+            "name": "amazonq_interactWithAgenticChat",
+            "description": "When a user interacts with a message in the agentic chat",
+            "metadata": [
+                {
+                    "type": "credentialStartUrl",
+                    "required": false
+                },
+                {
+                    "type": "cwsprAgenticChatInteractionType"
+                },
+                {
+                    "type": "cwsprChatConversationId"
+                },
+                {
+                    "type": "cwsprChatConversationType"
+                }
+            ]
+        },
         {
             "name": "amazonq_interactWithMessage",
             "description": "When a user interacts with a message in the conversation",