diff --git a/llama_stack/providers/impls/builtin/models/__init__.py b/llama_stack/providers/impls/builtin/models/__init__.py
index 439f2be61..bb06e828f 100644
--- a/llama_stack/providers/impls/builtin/models/__init__.py
+++ b/llama_stack/providers/impls/builtin/models/__init__.py
@@ -18,6 +18,8 @@ async def get_provider_impl(config: BuiltinImplConfig, deps: Dict[Api, ProviderS
         config, BuiltinImplConfig
     ), f"Unexpected config type: {type(config)}"
 
+    print(config)
+
     impl = BuiltinModelsImpl(config)
     await impl.initialize()
     return impl
diff --git a/llama_stack/providers/impls/builtin/models/config.py b/llama_stack/providers/impls/builtin/models/config.py
index b24499d4e..d153d6075 100644
--- a/llama_stack/providers/impls/builtin/models/config.py
+++ b/llama_stack/providers/impls/builtin/models/config.py
@@ -4,15 +4,21 @@
 # This source code is licensed under the terms described in the LICENSE file in
 # the root directory of this source tree.
 
-from typing import Optional
-
-from llama_models.datatypes import ModelFamily
+from typing import Any, List, Optional
 
 from llama_models.schema_utils import json_schema_type
 from llama_models.sku_list import all_registered_models, resolve_model
+from llama_stack.distribution.datatypes import GenericProviderConfig
 
 from pydantic import BaseModel, Field, field_validator
 
 
 @json_schema_type
-class BuiltinImplConfig(BaseModel): ...
+class ModelConfigProviderEntry(GenericProviderConfig):
+    api: str
+    core_model_id: str
+
+
+@json_schema_type
+class BuiltinImplConfig(BaseModel):
+    models_config: List[ModelConfigProviderEntry]
diff --git a/llama_stack/providers/impls/builtin/models/models.py b/llama_stack/providers/impls/builtin/models/models.py
index 08dea21e0..50da40cb0 100644
--- a/llama_stack/providers/impls/builtin/models/models.py
+++ b/llama_stack/providers/impls/builtin/models/models.py
@@ -14,6 +14,7 @@ from llama_stack.apis.models import *  # noqa: F403
 from llama_models.llama3.api.datatypes import *  # noqa: F403
 from llama_models.datatypes import CoreModelId, Model
 from llama_models.sku_list import resolve_model
+from termcolor import cprint
 
 from .config import BuiltinImplConfig
 
@@ -34,21 +35,25 @@ class BuiltinModelsImpl(Models):
         config: BuiltinImplConfig,
     ) -> None:
         self.config = config
+
         self.models = {
             x.llama_model_metadata.core_model_id.value: x
             for x in [DUMMY_MODELS_SPEC_1, DUMMY_MODELS_SPEC_2]
         }
 
+        cprint(self.config, "red")
+
     async def initialize(self) -> None:
         pass
 
     async def list_models(self) -> ModelsListResponse:
+        print(self.config, "hihihi")
         return ModelsListResponse(models_list=list(self.models.values()))
 
     async def get_model(self, core_model_id: str) -> ModelsGetResponse:
         if core_model_id in self.models:
             return ModelsGetResponse(core_model_spec=self.models[core_model_id])
-        raise ValueError(f"Cannot find {core_model_id} in model registry")
+        raise RuntimeError(f"Cannot find {core_model_id} in model registry")
 
     async def register_model(
         self, model_id: str, api: str, provider_spec: Dict[str, str]