diff --git a/astrbot/core/config/default.py b/astrbot/core/config/default.py
index 85166a081..6da5b3318 100644
--- a/astrbot/core/config/default.py
+++ b/astrbot/core/config/default.py
@@ -64,7 +64,7 @@ DEFAULT_CONFIG = {
         "streaming_response": False,
         "show_tool_use_status": False,
         "streaming_segmented": False,
-        "separate_provider": False,
+        "separate_provider": True,
     },
     "provider_stt_settings": {
         "enable": False,
diff --git a/astrbot/core/provider/manager.py b/astrbot/core/provider/manager.py
index 2abe59d65..05747c3ff 100644
--- a/astrbot/core/provider/manager.py
+++ b/astrbot/core/provider/manager.py
@@ -40,11 +40,13 @@ class ProviderManager:
                     begin_dialogs = []
                 user_turn = True
                 for dialog in begin_dialogs:
-                    bd_processed.append({
-                        "role": "user" if user_turn else "assistant",
-                        "content": dialog,
-                        "_no_save": None,  # 不持久化到 db
-                    })
+                    bd_processed.append(
+                        {
+                            "role": "user" if user_turn else "assistant",
+                            "content": dialog,
+                            "_no_save": None,  # 不持久化到 db
+                        }
+                    )
                     user_turn = not user_turn
             if mood_imitation_dialogs:
                 if len(mood_imitation_dialogs) % 2 != 0:
@@ -93,15 +95,15 @@ class ProviderManager:
         """加载的 Text To Speech Provider 的实例"""
         self.embedding_provider_insts: List[Provider] = []
         """加载的 Embedding Provider 的实例"""
-        self.inst_map = {}
+        self.inst_map: dict[str, Provider] = {}
         """Provider 实例映射. key: provider_id, value: Provider 实例"""
         self.llm_tools = llm_tools
 
-        self.curr_provider_inst: Provider = None
+        self.curr_provider_inst: Provider | None = None
         """默认的 Provider 实例"""
-        self.curr_stt_provider_inst: STTProvider = None
+        self.curr_stt_provider_inst: STTProvider | None = None
         """默认的 Speech To Text Provider 实例"""
-        self.curr_tts_provider_inst: TTSProvider = None
+        self.curr_tts_provider_inst: TTSProvider | None = None
         """默认的 Text To Speech Provider 实例"""
         self.db_helper = db_helper
 
@@ -145,21 +147,24 @@ class ProviderManager:
             await self.load_provider(provider_config)
 
         # 设置默认提供商
-        self.curr_provider_inst = self.inst_map.get(
-            self.provider_settings.get("default_provider_id")
+        selected_provider_id = sp.get(
+            "curr_provider", self.provider_settings.get("default_provider_id")
         )
+        selected_stt_provider_id = sp.get(
+            "curr_provider_stt", self.provider_stt_settings.get("provider_id")
+        )
+        selected_tts_provider_id = sp.get(
+            "curr_provider_tts", self.provider_tts_settings.get("provider_id")
+        )
+        self.curr_provider_inst = self.inst_map.get(selected_provider_id)
         if not self.curr_provider_inst and self.provider_insts:
             self.curr_provider_inst = self.provider_insts[0]
 
-        self.curr_stt_provider_inst = self.inst_map.get(
-            self.provider_stt_settings.get("provider_id")
-        )
+        self.curr_stt_provider_inst = self.inst_map.get(selected_stt_provider_id)
         if not self.curr_stt_provider_inst and self.stt_provider_insts:
             self.curr_stt_provider_inst = self.stt_provider_insts[0]
 
-        self.curr_tts_provider_inst = self.inst_map.get(
-            self.provider_tts_settings.get("provider_id")
-        )
+        self.curr_tts_provider_inst = self.inst_map.get(selected_tts_provider_id)
         if not self.curr_tts_provider_inst and self.tts_provider_insts:
             self.curr_tts_provider_inst = self.tts_provider_insts[0]
 
@@ -417,7 +422,7 @@ class ProviderManager:
                 self.curr_tts_provider_inst = None
 
             if getattr(self.inst_map[provider_id], "terminate", None):
-                await self.inst_map[provider_id].terminate()
+                await self.inst_map[provider_id].terminate() # type: ignore
 
             logger.info(
                 f"{provider_id} 提供商适配器已终止({len(self.provider_insts)}, {len(self.stt_provider_insts)}, {len(self.tts_provider_insts)})"
@@ -427,6 +432,6 @@ class ProviderManager:
     async def terminate(self):
         for provider_inst in self.provider_insts:
             if hasattr(provider_inst, "terminate"):
-                await provider_inst.terminate()
+                await provider_inst.terminate() # type: ignore
         # 清理 MCP Client 连接
         await self.llm_tools.mcp_service_queue.put({"type": "terminate"})