diff --git a/agent/deep_assistant.py b/agent/deep_assistant.py
index f44b754..c8dcace 100644
--- a/agent/deep_assistant.py
+++ b/agent/deep_assistant.py
@@ -24,20 +24,10 @@ async def init_agent(model_name="qwen3-next", api_key=None,
     system = system_prompt if system_prompt else read_system_prompt()
     mcp = mcp if mcp else read_mcp_settings()
     # 修改mcp[0]["mcpServers"]列表，把 type 字段改成 transport ，如果没有的话，就默认transport:stdio
-    if mcp and len(mcp) > 0 and "mcpServers" in mcp[0]:
-        for server_name, server_config in mcp[0]["mcpServers"].items():
-            if isinstance(server_config, dict):
-                if "type" in server_config and "transport" not in server_config:
-                    # 如果有 type 字段但没有 transport 字段，将 type 改为 transport
-                    type_value = server_config.pop("type")
-                    # 特殊处理：'streamable-http' 改为 'http'
-                    if type_value == "streamable-http":
-                        server_config["transport"] = "http"
-                    else:
-                        server_config["transport"] = type_value
-                elif "transport" not in server_config:
-                    # 如果既没有 type 也没有 transport，添加默认的 transport: stdio
-                    server_config["transport"] = "stdio"
+    if mcp and "mcpServers" in mcp[0]:
+        for cfg in mcp[0]["mcpServers"].values():
+            if "transport" not in cfg:
+                cfg["transport"] = "http" if "url" in cfg else "stdio"
 
     mcp_client = MultiServerMCPClient(mcp[0]["mcpServers"])
     mcp_tools = await mcp_client.get_tools()
diff --git a/mcp/mcp_settings.json b/mcp/mcp_settings.json
index ae70e3e..3a9c449 100644
--- a/mcp/mcp_settings.json
+++ b/mcp/mcp_settings.json
@@ -2,6 +2,7 @@
   {
     "mcpServers": {
       "semantic_search": {
+        "transport": "stdio",
         "command": "python",
         "args": [
           "./mcp/semantic_search_server.py",
@@ -9,6 +10,7 @@
         ]
       },
       "multi_keyword": {
+        "transport": "stdio",
         "command": "python",
         "args": [
           "./mcp/multi_keyword_search_server.py",
@@ -16,6 +18,7 @@
         ]
       },
       "datetime": {
+        "transport": "stdio",
         "command": "python",
         "args": [
           "./mcp/datetime_server.py"
diff --git a/mcp/mcp_settings_catalog_agent.json b/mcp/mcp_settings_catalog_agent.json
index 30b39af..25c35f2 100644
--- a/mcp/mcp_settings_catalog_agent.json
+++ b/mcp/mcp_settings_catalog_agent.json
@@ -2,6 +2,7 @@
   {
     "mcpServers": {
       "semantic_search": {
+        "transport": "stdio",
         "command": "python",
         "args": [
           "./mcp/semantic_search_server.py",
@@ -9,6 +10,7 @@
         ]
       },
       "multi_keyword": {
+        "transport": "stdio",
         "command": "python",
         "args": [
           "./mcp/multi_keyword_search_server.py",
diff --git a/mcp/mcp_settings_general_agent.json b/mcp/mcp_settings_general_agent.json
index 79b7f15..ddf9962 100644
--- a/mcp/mcp_settings_general_agent.json
+++ b/mcp/mcp_settings_general_agent.json
@@ -2,6 +2,7 @@
   {
     "mcpServers": {
       "rag_retrieve": {
+        "transport": "stdio",
         "command": "python",
         "args": [
           "./mcp/rag_retrieve_server.py",