fix: sse url to claude desktop is not converted

src/mcpm/clients/managers/claude_desktop.py

@@ -7,7 +7,7 @@
 from typing import Any, Dict
 
 from mcpm.clients.base import JSONClientManager
-from mcpm.schemas.server_config import ServerConfig
+from mcpm.schemas.server_config import ServerConfig, SSEServerConfig
 from mcpm.utils.router_server import format_server_url_with_proxy_headers
 
 logger = logging.getLogger(__name__)
@@ -116,8 +116,8 @@ def is_server_disabled(self, server_name: str) -> bool:
     def _format_router_server(self, profile_name, base_url) -> ServerConfig:
         return format_server_url_with_proxy_headers(self.client_key, profile_name, base_url)
 
-    # Uses base class implementation of remove_server
-
-    # Uses base class implementation of get_server
-
-    # Uses base class implementation of list_servers
+    def to_client_format(self, server_config: ServerConfig) -> Dict[str, Any]:
+        if isinstance(server_config, SSEServerConfig):
+            # use mcp proxy to convert to stdio as sse is not supported for claude desktop yet
+            return self.to_client_format(server_config.to_mcp_proxy_stdio())
+        return super().to_client_format(server_config)

src/mcpm/router/transport.py

@@ -32,7 +32,7 @@ def patch_meta_data(body: bytes, **kwargs) -> bytes:
     data = json.loads(body.decode("utf-8"))
 
     for key, value in kwargs.items():
-        data["params"]["_meta"][key] = value
+        data["params"].setdefault("_meta", {})[key] = value
     return json.dumps(data).encode("utf-8")
 
 

src/mcpm/schemas/server_config.py

@@ -57,5 +57,22 @@ class SSEServerConfig(BaseServerConfig):
     url: str
     headers: Dict[str, Any] = {}
 
+    def to_mcp_proxy_stdio(self) -> STDIOServerConfig:
+        proxy_args = [
+            "mcp-proxy",
+            self.url,
+        ]
+        if self.headers:
+            proxy_args.append("--headers")
+            for key, value in self.headers.items():
+                proxy_args.append(f"{key}")
+                proxy_args.append(f"{value}")
+
+        return STDIOServerConfig(
+            name=self.name,
+            command="uvx",
+            args=proxy_args,
+        )
+
 
 ServerConfig = Union[STDIOServerConfig, SSEServerConfig]

tests/conftest.py

@@ -13,6 +13,7 @@
 # Add the src directory to the path for all tests
 sys.path.insert(0, str(Path(__file__).parent.parent))
 
+from mcpm.clients.managers.claude_desktop import ClaudeDesktopManager
 from mcpm.clients.managers.windsurf import WindsurfManager
 from mcpm.utils.config import ConfigManager
 
@@ -67,3 +68,9 @@ def windsurf_manager(temp_config_file):
 def empty_windsurf_manager(empty_config_file):
     """Create a WindsurfManager instance with an empty config"""
     return WindsurfManager(config_path=empty_config_file)
+
+
+@pytest.fixture
+def claude_desktop_manager(temp_config_file):
+    """Create a ClaudeDesktopManager instance with the temp config"""
+    return ClaudeDesktopManager(config_path=temp_config_file)

tests/test_add.py

@@ -4,6 +4,7 @@
 
 from mcpm.clients.client_registry import ClientRegistry
 from mcpm.commands.server_operations.add import add
+from mcpm.schemas.server_config import SSEServerConfig
 from mcpm.utils.repository import RepositoryManager
 
 
@@ -186,3 +187,22 @@ def test_add_server_with_empty_args(windsurf_manager, monkeypatch):
         "API_KEY": "test-api-key",
         "OPTIONAL_ENV": "",  # Optional env var should be empty string
     }
+
+
+def test_add_sse_server_to_claude_desktop(claude_desktop_manager, monkeypatch):
+    """Test add sse server to claude desktop"""
+    server_config = SSEServerConfig(
+        name="test-sse-server", url="http://localhost:8080", headers={"Authorization": "Bearer test-api-key"}
+    )
+    claude_desktop_manager.add_server(server_config)
+    stored_config = claude_desktop_manager.get_server("test-sse-server")
+    assert stored_config is not None
+    assert stored_config.name == "test-sse-server"
+    assert stored_config.command == "uvx"
+    assert stored_config.args == [
+        "mcp-proxy",
+        "http://localhost:8080",
+        "--headers",
+        "Authorization",
+        "Bearer test-api-key",
+    ]