diff --git a/llama_stack/templates/template.py b/llama_stack/templates/template.py
index fb2528873..5ed177022 100644
--- a/llama_stack/templates/template.py
+++ b/llama_stack/templates/template.py
@@ -38,42 +38,45 @@ from llama_stack.providers.utils.sqlstore.sqlstore import get_pip_packages as ge
 def get_model_registry(
     available_models: dict[str, list[ProviderModelEntry]],
 ) -> tuple[list[ModelInput], bool]:
-    models = []
-
-    # check for conflicts in model ids
-    all_ids = set()
-    ids_conflict = False
-
-    for _, entries in available_models.items():
-        for entry in entries:
-            ids = [entry.provider_model_id] + entry.aliases
-            for model_id in ids:
-                if model_id in all_ids:
-                    ids_conflict = True
-                    rich.print(
-                        f"[yellow]Model id {model_id} conflicts; all model ids will be prefixed with provider id[/yellow]"
-                    )
-                    break
-            all_ids.update(ids)
-            if ids_conflict:
-                break
-        if ids_conflict:
-            break
+    # Flatten all entries with their IDs - O(n) where n is total number of model IDs
+    all_entries = []
+    all_ids = []
 
     for provider_id, entries in available_models.items():
         for entry in entries:
             ids = [entry.provider_model_id] + entry.aliases
             for model_id in ids:
-                identifier = f"{provider_id}/{model_id}" if ids_conflict and provider_id not in model_id else model_id
-                models.append(
-                    ModelInput(
-                        model_id=identifier,
-                        provider_model_id=entry.provider_model_id,
-                        provider_id=provider_id,
-                        model_type=entry.model_type,
-                        metadata=entry.metadata,
-                    )
-                )
+                all_entries.append((provider_id, entry, model_id))
+                all_ids.append(model_id)
+
+    # Check for conflicts - O(n)
+    id_to_count = {}
+    for model_id in all_ids:
+        id_to_count[model_id] = id_to_count.get(model_id, 0) + 1
+
+    ids_conflict = any(count > 1 for count in id_to_count.values())
+
+    if ids_conflict:
+        # Find the first conflicting ID for the warning message
+        conflicting_id = next(model_id for model_id, count in id_to_count.items() if count > 1)
+        rich.print(
+            f"[yellow]Model id {conflicting_id} conflicts; all model ids will be prefixed with provider id[/yellow]"
+        )
+
+    # Build models list - O(n)
+    models = []
+    for provider_id, entry, model_id in all_entries:
+        identifier = f"{provider_id}/{model_id}" if ids_conflict and provider_id not in model_id else model_id
+        models.append(
+            ModelInput(
+                model_id=identifier,
+                provider_model_id=entry.provider_model_id,
+                provider_id=provider_id,
+                model_type=entry.model_type,
+                metadata=entry.metadata,
+            )
+        )
+
     return models, ids_conflict