Factory Function Fix

CHANGELOG.md

@@ -2,6 +2,11 @@
 
 All notable changes to `uipath_llm_client` (core package) will be documented in this file.
 
+## [1.5.3] - 2026-03-18
+
+### Fix
+- Factory function fix
+
 ## [1.5.2] - 2026-03-18
 
 ### Fix

packages/uipath_langchain_client/CHANGELOG.md

@@ -2,6 +2,11 @@
 
 All notable changes to `uipath_langchain_client` will be documented in this file.
 
+## [1.5.3] - 2026-03-18
+
+### Fix
+- Factory function fix
+
 ## [1.5.2] - 2026-03-18
 
 ### Fix

packages/uipath_langchain_client/pyproject.toml

@@ -6,7 +6,7 @@ readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
     "langchain>=1.2.12",
-    "uipath-llm-client>=1.5.2",
+    "uipath-llm-client>=1.5.3",
 ]
 
 [project.optional-dependencies]

packages/uipath_langchain_client/src/uipath_langchain_client/__version__.py

@@ -1,3 +1,3 @@
 __title__ = "UiPath LangChain Client"
 __description__ = "A Python client for interacting with UiPath's LLM services via LangChain."
-__version__ = "1.5.2"
+__version__ = "1.5.3"

packages/uipath_langchain_client/src/uipath_langchain_client/factory.py

@@ -120,8 +120,10 @@ def get_chat_model(
         byo_connection_id=byo_connection_id,
         vendor_type=vendor_type,
     )
+    model_family = model_info.get("modelFamily", None)
+    if model_family is not None:
+        model_family = model_family.lower()
     is_uipath_owned = model_info.get("modelSubscriptionType") == "UiPathOwned"
-    model_family = model_info.get("modelFamily", "").lower()
     if not is_uipath_owned:
         client_settings.validate_byo_model(model_info)
 

src/uipath/llm_client/__version__.py

@@ -1,3 +1,3 @@
 __title__ = "UiPath LLM Client"
 __description__ = "A Python client for interacting with UiPath's LLM services."
-__version__ = "1.5.2"
+__version__ = "1.5.3"