diff --git a/llama_stack/providers/datatypes.py b/llama_stack/providers/datatypes.py
index 384582423..86dc3207a 100644
--- a/llama_stack/providers/datatypes.py
+++ b/llama_stack/providers/datatypes.py
@@ -113,8 +113,7 @@ Fully-qualified name of the module to import. The module is expected to have:
         default_factory=list,
         description="The pip dependencies needed for this implementation",
     )
-    config_class: Optional[str] = Field(
-        default=None,
+    config_class: str = Field(
         description="Fully-qualified classname of the config for this provider",
     )
     provider_data_validator: Optional[str] = Field(
@@ -162,7 +161,8 @@ class RemoteProviderConfig(BaseModel):
     @classmethod
     def from_url(cls, url: str) -> "RemoteProviderConfig":
         parsed = urlparse(url)
-        return cls(host=parsed.hostname, port=parsed.port, protocol=parsed.scheme)
+        attrs = {k: v for k, v in parsed._asdict().items() if v is not None}
+        return cls(**attrs)
 
 
 @json_schema_type
diff --git a/pyproject.toml b/pyproject.toml
index 990d365b1..18a4a8ace 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -211,7 +211,6 @@ exclude = [
     "^llama_stack/models/llama/llama3/tool_utils\\.py$",
     "^llama_stack/models/llama/llama3_3/prompts\\.py$",
     "^llama_stack/models/llama/sku_list\\.py$",
-    "^llama_stack/providers/datatypes\\.py$",
     "^llama_stack/providers/inline/agents/meta_reference/",
     "^llama_stack/providers/inline/agents/meta_reference/agent_instance\\.py$",
     "^llama_stack/providers/inline/agents/meta_reference/agents\\.py$",