diff --git a/llama_toolchain/models/api/api.py b/llama_toolchain/models/api/api.py
new file mode 100644
index 000000000..f18d421f2
--- /dev/null
+++ b/llama_toolchain/models/api/api.py
@@ -0,0 +1,41 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the terms described in the LICENSE file in
+# the root directory of this source tree.
+
+from typing import Protocol
+
+from llama_models.schema_utils import webmethod  # noqa: F401
+
+from pydantic import BaseModel  # noqa: F401
+
+
+@json_schema_type
+class ModelSpec(BaseModel):
+    model_name: str = Field(description="Name of the model")
+    providers_spec: Dict[Api, Dict[str, str]] = Field(
+        default_factory=dict,
+        description="Map of API to the concrete provider specs. E.g. {}".format(
+            {
+                "inference": {
+                    "provider_type": "remote::tgi",
+                    "url": "localhost::5555",
+                    "api_token": "hf_xxx",
+                }
+            }
+        ),
+    )
+
+
+class Models(Protocol):
+    @webmethod(route="/models/list", method="GET")
+    async def list_models(self) -> List[ModelSpec]: ...
+
+    @webmethod(route="/models/get", method="GET")
+    async def get_model(self, model_name: str) -> ModelSpec: ...
+
+    @webmethod(route="/models/register")
+    async def register_model(
+        self, name: str, provider: Api, provider_spec: Dict[str, str]
+    ) -> ModelSpec: ...
diff --git a/llama_toolchain/models/api/endpoints.py b/llama_toolchain/models/api/endpoints.py
deleted file mode 100644
index ee1d5f0ba..000000000
--- a/llama_toolchain/models/api/endpoints.py
+++ /dev/null
@@ -1,14 +0,0 @@
-# Copyright (c) Meta Platforms, Inc. and affiliates.
-# All rights reserved.
-#
-# This source code is licensed under the terms described in the LICENSE file in
-# the root directory of this source tree.
-
-from typing import Protocol
-
-from llama_models.schema_utils import webmethod  # noqa: F401
-
-from pydantic import BaseModel  # noqa: F401
-
-
-class Models(Protocol): ...