diff --git a/package-lock.json b/package-lock.json
index 555997ee..44d90a41 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,7 @@
       "devDependencies": {
         "@seamapi/fake-seam-connect": "1.85.1",
         "@seamapi/nextlove-sdk-generator": "^1.19.4",
-        "@seamapi/types": "1.645.0",
+        "@seamapi/types": "1.654.0",
         "del": "^7.1.0",
         "prettier": "^3.2.5"
       }
@@ -475,9 +475,9 @@
       }
     },
     "node_modules/@seamapi/types": {
-      "version": "1.645.0",
-      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.645.0.tgz",
-      "integrity": "sha512-93UOLFb2c/mK8Y9bHF0bmNaT3xD4RaoyLg91HE//bTpuTphpf7E0uZPM/1vxrgEOSjpMgjpKWvLjMQFlMWSeEA==",
+      "version": "1.654.0",
+      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.654.0.tgz",
+      "integrity": "sha512-nYjlg1bpw/RG52xCmNEpAuQObSONoNcAk1hWt3aGzECiFkwxJagaYwile4xwmvOM9LRnn+cCDmvnys9DkvqA/Q==",
       "dev": true,
       "license": "MIT",
       "engines": {
diff --git a/package.json b/package.json
index d3ccee67..f0115142 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "devDependencies": {
     "@seamapi/fake-seam-connect": "1.85.1",
     "@seamapi/nextlove-sdk-generator": "^1.19.4",
-    "@seamapi/types": "1.645.0",
+    "@seamapi/types": "1.654.0",
     "del": "^7.1.0",
     "prettier": "^3.2.5"
   }
diff --git a/seam/routes/customers.py b/seam/routes/customers.py
index 3f640cf3..0ecaf379 100644
--- a/seam/routes/customers.py
+++ b/seam/routes/customers.py
@@ -11,19 +11,25 @@ def __init__(self, client: SeamHttpClient, defaults: Dict[str, Any]):
     def create_portal(
         self,
         *,
+        customization_profile_id: Optional[str] = None,
         features: Optional[Dict[str, Any]] = None,
         is_embedded: Optional[bool] = None,
         landing_page: Optional[Dict[str, Any]] = None,
+        locale: Optional[str] = None,
         customer_data: Optional[Dict[str, Any]] = None
     ) -> MagicLink:
         json_payload = {}
 
+        if customization_profile_id is not None:
+            json_payload["customization_profile_id"] = customization_profile_id
         if features is not None:
             json_payload["features"] = features
         if is_embedded is not None:
             json_payload["is_embedded"] = is_embedded
         if landing_page is not None:
             json_payload["landing_page"] = landing_page
+        if locale is not None:
+            json_payload["locale"] = locale
         if customer_data is not None:
             json_payload["customer_data"] = customer_data
 
diff --git a/seam/routes/models.py b/seam/routes/models.py
index 00c9d8aa..d2c5a6ec 100644
--- a/seam/routes/models.py
+++ b/seam/routes/models.py
@@ -2317,9 +2317,11 @@ class AbstractCustomers(abc.ABC):
     def create_portal(
         self,
         *,
+        customization_profile_id: Optional[str] = None,
         features: Optional[Dict[str, Any]] = None,
         is_embedded: Optional[bool] = None,
         landing_page: Optional[Dict[str, Any]] = None,
+        locale: Optional[str] = None,
         customer_data: Optional[Dict[str, Any]] = None
     ) -> MagicLink:
         raise NotImplementedError()