diff --git a/apps/schemas/config.py b/apps/schemas/config.py
index cf838a1773fd549a8a58da7781094cc3ed24aa8f..f26ec85bd2cbf97b7e8ea3287e646fca597b3df2 100644
--- a/apps/schemas/config.py
+++ b/apps/schemas/config.py
@@ -86,10 +86,10 @@ class EmbeddingConfig(BaseModel):
 class RerankerConfig(BaseModel):
     """Reranker配置"""
 
-    provider: str = Field(description="Reranker提供商")
-    endpoint: str = Field(description="Reranker模型地址")
-    api_key: str = Field(description="Reranker模型API Key")
-    model: str = Field(description="Reranker模型名称")
+    provider: str | None = Field(default=None, description="Reranker提供商")
+    endpoint: str | None = Field(default=None, description="Reranker模型地址")
+    api_key: str | None = Field(default=None, description="Reranker模型API Key")
+    model: str | None = Field(default=None, description="Reranker模型名称")
 
 
 class RAGConfig(BaseModel):
diff --git a/apps/services/llm.py b/apps/services/llm.py
index 77e37b74e7b6d6725f6f3b10fce137a181940b21..6ae2dca4c64986abc36820367fe66d3158beffff 100644
--- a/apps/services/llm.py
+++ b/apps/services/llm.py
@@ -594,6 +594,13 @@ class LLMManager:
         :param model_config: 模型配置对象
         :param title: 模型标题
         """
+        # 检查配置是否为空（对于reranker，允许不配置，默认使用jaccard算法）
+        if model_type == "reranker":
+            # 如果关键字段都为空，则跳过初始化（使用jaccard算法作为默认）
+            if not model_config.provider and not model_config.model:
+                logger.info(f"[LLMManager] 跳过系统{model_type}模型初始化（将使用jaccard算法作为默认）")
+                return
+        
         mongo = MongoDB()
         llm_collection = mongo.get_collection("llm")
         
diff --git a/deploy/chart/euler_copilot/configs/framework/config-authelia.toml b/deploy/chart/euler_copilot/configs/framework/config-authelia.toml
index ba5a7bb17a5618a1127ff81cdcaa5ee56d90aed8..960859d58ae8b5faf387928c202353b0d72c4bd4 100644
--- a/deploy/chart/euler_copilot/configs/framework/config-authelia.toml
+++ b/deploy/chart/euler_copilot/configs/framework/config-authelia.toml
@@ -60,18 +60,16 @@ half_key3 = '${halfKey3}'
 jwt_key = '${jwtKey}'
 
 [embedding]
-type = '{{ default "openai" .Values.models.embedding.type }}'
+provider = '{{ .Values.models.embedding.provider }}'
 endpoint = '{{ .Values.models.embedding.endpoint }}'
 api_key = '{{ .Values.models.embedding.key }}'
-model = '{{ default "bge-m3" .Values.models.embedding.name }}'
-icon = '{{ .Values.models.embedding.icon }}'
+model = '{{ .Values.models.embedding.name }}'
 
 [reranker]
-type = '{{ .Values.models.reranker.type }}'
-endpoint = '{{ .Values.models.reranker.endpoint }}'
-api_key = '{{ .Values.models.reranker.key }}'
-model = '{{ default "BAAI/bge-reranker-v2-m3" .Values.models.reranker.name }}'
-icon = '{{ .Values.models.reranker.icon }}'
+provider = '{{ default "" .Values.models.reranker.provider }}'
+endpoint = '{{ default "" .Values.models.reranker.endpoint }}'
+api_key = '{{ default "" .Values.models.reranker.key }}'
+model = '{{ default "" .Values.models.reranker.name }}'
 
 [rag]
 rag_service = 'http://rag-service.{{ .Release.Namespace }}.svc.cluster.local:9988'
@@ -108,12 +106,11 @@ max_tokens = {{ default 8192 .Values.models.answer.maxTokens }}
 temperature = {{ default 0.7 .Values.models.answer.temperature }}
 
 [function_call]
-backend = '{{ default "ollama" .Values.models.functionCall.backend }}'
 endpoint = '{{ default .Values.models.answer.endpoint .Values.models.functionCall.endpoint }}'
 model = '{{ default .Values.models.answer.name .Values.models.functionCall.name }}'
 api_key = '{{ default .Values.models.answer.key .Values.models.functionCall.key }}'
 max_tokens = {{ default .Values.models.answer.maxTokens .Values.models.functionCall.maxTokens }}
-temperature = {{ default 0.7 .Values.models.functionCall.temperature }}
+temperature = {{ default .Values.models.answer.temperature .Values.models.functionCall.temperature }}
 
 [check]
 enable = false
diff --git a/deploy/chart/euler_copilot/configs/framework/config.toml b/deploy/chart/euler_copilot/configs/framework/config.toml
index 7d0e1746fc1ff14c9e5662e21fc504f8e039b475..b04699d0ac35a3e4c9e43805f82749ea181c74e5 100644
--- a/deploy/chart/euler_copilot/configs/framework/config.toml
+++ b/deploy/chart/euler_copilot/configs/framework/config.toml
@@ -52,16 +52,16 @@ half_key3 = '${halfKey3}'
 jwt_key = '${jwtKey}'
 
 [embedding]
-provider = '{{ default "openai" .Values.models.embedding.provider }}'
+provider = '{{ .Values.models.embedding.provider }}'
 endpoint = '{{ .Values.models.embedding.endpoint }}'
 api_key = '{{ .Values.models.embedding.key }}'
-model = '{{ default "bge-m3" .Values.models.embedding.name }}'
+model = '{{ .Values.models.embedding.name }}'
 
 [reranker]
-provider = '{{ .Values.models.reranker.provider }}'
-endpoint = '{{ .Values.models.reranker.endpoint }}'
-api_key = '{{ .Values.models.reranker.key }}'
-model = '{{ default "BAAI/bge-reranker-v2-m3" .Values.models.reranker.name }}'
+provider = '{{ default "" .Values.models.reranker.provider }}'
+endpoint = '{{ default "" .Values.models.reranker.endpoint }}'
+api_key = '{{ default "" .Values.models.reranker.key }}'
+model = '{{ default "" .Values.models.reranker.name }}'
 
 [rag]
 rag_service = 'http://rag-service.{{ .Release.Namespace }}.svc.cluster.local:9988'
@@ -99,11 +99,12 @@ max_tokens = {{ default 8192 .Values.models.answer.maxTokens }}
 temperature = {{ default 0.7 .Values.models.answer.temperature }}
 
 [function_call]
+provider = '{{ default .Values.models.answer.provider .Values.models.functionCall.provider }}'
 endpoint = '{{ default .Values.models.answer.endpoint .Values.models.functionCall.endpoint }}'
 model = '{{ default .Values.models.answer.name .Values.models.functionCall.name }}'
 api_key = '{{ default .Values.models.answer.key .Values.models.functionCall.key }}'
 max_tokens = {{ default .Values.models.answer.maxTokens .Values.models.functionCall.maxTokens }}
-temperature = {{ default 0.7 .Values.models.functionCall.temperature }}
+temperature = {{ default .Values.models.answer.temperature .Values.models.functionCall.temperature }}
 
 [check]
 enable = false