init lmstudio inference structure

llama_stack/providers/registry/inference.py

@@ -215,4 +215,15 @@ def available_providers() -> List[ProviderSpec]:
                 config_class="llama_stack.providers.remote.inference.sambanova.SambaNovaImplConfig",
             ),
         ),
+        remote_provider_spec(
+            api=Api.inference,
+            adapter=AdapterSpec(
+                adapter_type="lmstudio",
+                pip_packages=[
+                    "openai",
+                ],
+                module="llama_stack.providers.remote.inference.lmstudio",
+                config_class="llama_stack.providers.remote.inference.lmstudio.LMStudioImplConfig",
+            ),
+        ),
     ]

llama_stack/providers/remote/inference/lmstudio/__init__.py

@@ -0,0 +1,22 @@
+# 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 llama_stack.apis.inference import Inference
+
+from .config import LMSTUDIOConfig
+
+
+async def get_adapter_impl(config: LMSTUDIOConfig, _deps) -> Inference:
+    # import dynamically so `llama stack build` does not fail due to missing dependencies
+    from .lmstudio import LMSTUDIOInferenceAdapter
+
+    if not isinstance(config, LMSTUDIOConfig):
+        raise RuntimeError(f"Unexpected config type: {type(config)}")
+    adapter = LMSTUDIOInferenceAdapter(config)
+    return adapter
+
+
+__all__ = ["get_adapter_impl", "LMSTUDIOConfig"]

llama_stack/providers/remote/inference/lmstudio/config.py

@@ -0,0 +1,22 @@
+# 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 Any, Dict
+
+from pydantic import BaseModel
+
+
+DEFAULT_LMSTUDIO_URL = "http://localhost:12345"
+
+
+class LMSTUDIOImplConfig(BaseModel):
+    url: str = DEFAULT_LMSTUDIO_URL
+
+    @classmethod
+    def sample_run_config(
+        cls, url: str = "${env.LMSTUDIO_URL:http://localhost:12345}", **kwargs
+    ) -> Dict[str, Any]:
+        return {"url": url}

llama_stack/providers/remote/inference/lmstudio/lmstudio.py

@@ -0,0 +1,50 @@
+# 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 llama_models.sku_list import CoreModelId
+
+
+# TODO: make sure it follows the same pattern for lmstudio's model id
+_MODEL_ALIASES = [
+    build_model_alias(
+        "meta/llama3-8b-instruct",
+        CoreModelId.llama3_8b_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama3-70b-instruct",
+        CoreModelId.llama3_70b_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama-3.1-8b-instruct",
+        CoreModelId.llama3_1_8b_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama-3.1-70b-instruct",
+        CoreModelId.llama3_1_70b_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama-3.1-405b-instruct",
+        CoreModelId.llama3_1_405b_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama-3.2-1b-instruct",
+        CoreModelId.llama3_2_1b_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama-3.2-3b-instruct",
+        CoreModelId.llama3_2_3b_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama-3.2-11b-vision-instruct",
+        CoreModelId.llama3_2_11b_vision_instruct.value,
+    ),
+    build_model_alias(
+        "meta/llama-3.2-90b-vision-instruct",
+        CoreModelId.llama3_2_90b_vision_instruct.value,
+    ),
+]
+# TODO: Implement LMSTUDIOInferenceAdapter CLASS