diff --git a/infra/main.parameters.json b/infra/main.parameters.json
index da8b3cc7..9af84f3c 100644
--- a/infra/main.parameters.json
+++ b/infra/main.parameters.json
@@ -9,16 +9,32 @@
       "value": "${AZURE_LOCATION}"
     },
     "gptModelDeploymentType": {
-      "value": "${AZURE_ENV_MODEL_DEPLOYMENT_TYPE}"
+      "value": "${AZURE_ENV_MODEL_DEPLOYMENT_TYPE=GlobalStandard}"
     },
     "gptModelName": {
-      "value": "${AZURE_ENV_MODEL_NAME}"
+      "value": "${AZURE_ENV_MODEL_NAME=gpt-4o}"
     },
     "gptModelCapacity": {
-      "value": "${AZURE_ENV_MODEL_CAPACITY}"
+      "value": "${AZURE_ENV_MODEL_CAPACITY=150}"
     },
     "gptModelVersion": {
-      "value": "${AZURE_ENV_MODEL_VERSION}"
+      "value": "${AZURE_ENV_MODEL_VERSION=2024-08-06}"
+    },
+    "aiModelDeployments": {
+      "value": [
+        {
+          "name": "gpt-4o",
+          "model": {
+            "name": "gpt-4o",
+            "version": "2024-08-06",
+            "format": "OpenAI"
+          },
+          "sku": {
+            "name": "GlobalStandard",
+            "capacity": 150
+          }
+        }
+      ]
     },
     "imageVersion": {
       "value": "${AZURE_ENV_IMAGETAG=latest}"
@@ -46,69 +62,6 @@
     },
     "vmAdminPassword": {
       "value": "${AZURE_ENV_JUMPBOX_ADMIN_PASSWORD}"
-    },
-    "backendExists": {
-      "value": "${SERVICE_BACKEND_RESOURCE_EXISTS=false}"
-    },
-    "backendDefinition": {
-      "value": {
-        "settings": [
-          {
-            "name": "",
-            "value": "${VAR}",
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR} to use the value of 'VAR' from the current environment."
-          },
-          {
-            "name": "",
-            "value": "${VAR_S}",
-            "secret": true,
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR_S} to use the value of 'VAR_S' from the current environment."
-          }
-        ]
-      }
-    },
-    "frontendExists": {
-      "value": "${SERVICE_FRONTEND_RESOURCE_EXISTS=false}"
-    },
-    "frontendDefinition": {
-      "value": {
-        "settings": [
-          {
-            "name": "",
-            "value": "${VAR}",
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR} to use the value of 'VAR' from the current environment."
-          },
-          {
-            "name": "",
-            "value": "${VAR_S}",
-            "secret": true,
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR_S} to use the value of 'VAR_S' from the current environment."
-          }
-        ]
-      }
-    },
-    "principalId": {
-      "value": "${AZURE_PRINCIPAL_ID}"
-    },
-    "aiModelDeployments": {
-      "value": [
-        {
-          "name": "gpt-4o",
-          "model": {
-            "name": "gpt-4o",
-            "version": "2024-08-06",
-            "format": "OpenAI"
-          },
-          "sku": {
-            "name": "GlobalStandard",
-            "capacity": 50
-          }
-        }
-      ]
     }
   }
 }
diff --git a/infra/main.waf.parameters.json b/infra/main.waf.parameters.json
index 98a1ead9..563f4961 100644
--- a/infra/main.waf.parameters.json
+++ b/infra/main.waf.parameters.json
@@ -9,16 +9,32 @@
       "value": "${AZURE_LOCATION}"
     },
     "gptModelDeploymentType": {
-      "value": "${AZURE_ENV_MODEL_DEPLOYMENT_TYPE}"
+      "value": "${AZURE_ENV_MODEL_DEPLOYMENT_TYPE=GlobalStandard}"
     },
     "gptModelName": {
-      "value": "${AZURE_ENV_MODEL_NAME}"
+      "value": "${AZURE_ENV_MODEL_NAME=gpt-4o}"
     },
     "gptModelCapacity": {
-      "value": "${AZURE_ENV_MODEL_CAPACITY}"
+      "value": "${AZURE_ENV_MODEL_CAPACITY=150}"
     },
     "gptModelVersion": {
-      "value": "${AZURE_ENV_MODEL_VERSION}"
+      "value": "${AZURE_ENV_MODEL_VERSION=2024-08-06}"
+    },
+    "aiModelDeployments": {
+      "value": [
+        {
+          "name": "gpt-4o",
+          "model": {
+            "name": "gpt-4o",
+            "version": "2024-08-06",
+            "format": "OpenAI"
+          },
+          "sku": {
+            "name": "GlobalStandard",
+            "capacity": 150
+          }
+        }
+      ]
     },
     "imageVersion": {
       "value": "${AZURE_ENV_IMAGETAG=latest}"
@@ -47,9 +63,6 @@
     "vmAdminPassword": {
       "value": "${AZURE_ENV_JUMPBOX_ADMIN_PASSWORD}"
     },
-    "backendExists": {
-      "value": "${SERVICE_BACKEND_RESOURCE_EXISTS=false}"
-    },
     "enableMonitoring": {
       "value": true
     },
@@ -58,66 +71,6 @@
     },
     "enableScaling": {
       "value": true
-    },
-    "backendDefinition": {
-      "value": {
-        "settings": [
-          {
-            "name": "",
-            "value": "${VAR}",
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR} to use the value of 'VAR' from the current environment."
-          },
-          {
-            "name": "",
-            "value": "${VAR_S}",
-            "secret": true,
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR_S} to use the value of 'VAR_S' from the current environment."
-          }
-        ]
-      }
-    },
-    "frontendExists": {
-      "value": "${SERVICE_FRONTEND_RESOURCE_EXISTS=false}"
-    },
-    "frontendDefinition": {
-      "value": {
-        "settings": [
-          {
-            "name": "",
-            "value": "${VAR}",
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR} to use the value of 'VAR' from the current environment."
-          },
-          {
-            "name": "",
-            "value": "${VAR_S}",
-            "secret": true,
-            "_comment_name": "The name of the environment variable when running in Azure. If empty, ignored.",
-            "_comment_value": "The value to provide. This can be a fixed literal, or an expression like ${VAR_S} to use the value of 'VAR_S' from the current environment."
-          }
-        ]
-      }
-    },
-    "principalId": {
-      "value": "${AZURE_PRINCIPAL_ID}"
-    },
-    "aiModelDeployments": {
-      "value": [
-        {
-          "name": "gpt-4o",
-          "model": {
-            "name": "gpt-4o",
-            "version": "2024-08-06",
-            "format": "OpenAI"
-          },
-          "sku": {
-            "name": "GlobalStandard",
-            "capacity": 50
-          }
-        }
-      ]
     }
   }
 }