feat(agent): add lmstudio integration

tests/hermes_cli/test_model_provider_persistence.py

@@ -260,6 +260,33 @@ class TestProviderPersistsAfterModelSave:
         assert model.get("default") == "minimax-m2.5"
         assert model.get("api_mode") == "anthropic_messages"
 
+    def test_lmstudio_provider_saved_when_selected(self, config_home, monkeypatch):
+        from hermes_cli.config import load_config
+        from hermes_cli.main import _model_flow_api_key_provider
+
+        monkeypatch.setenv("LM_API_KEY", "lm-token")
+        monkeypatch.setattr(
+            "hermes_cli.auth._prompt_model_selection",
+            lambda models, current_model="": "publisher/model-a",
+        )
+        monkeypatch.setattr("hermes_cli.auth.deactivate_provider", lambda: None)
+        monkeypatch.setattr(
+            "hermes_cli.models.fetch_lmstudio_models",
+            lambda api_key=None, base_url=None, timeout=5.0: ["publisher/model-a"],
+        )
+
+        with patch("builtins.input", side_effect=[""]):
+            _model_flow_api_key_provider(load_config(), "lmstudio", "old-model")
+
+        import yaml
+
+        config = yaml.safe_load((config_home / "config.yaml").read_text()) or {}
+        model = config.get("model")
+        assert isinstance(model, dict)
+        assert model.get("provider") == "lmstudio"
+        assert model.get("base_url") == "http://127.0.0.1:1234/v1"
+        assert model.get("default") == "publisher/model-a"
+
 
 class TestBaseUrlValidation:
     """Reject non-URL values in the base URL prompt (e.g. shell commands)."""