diff --git a/src/agent/agent.py b/src/agent/agent.py
index 47280c8..0f5cd0b 100644
--- a/src/agent/agent.py
+++ b/src/agent/agent.py
@@ -50,6 +50,11 @@ class SpamClassificationAgent:
         self.api_key = env_vars.get("DEEPSEEK_API_KEY") or os.getenv("DEEPSEEK_API_KEY")
         self.base_url = env_vars.get("DEEPSEEK_BASE_URL") or os.getenv("DEEPSEEK_BASE_URL", "https://api.deepseek.com")
         
+        # 验证并修复base_url，确保包含协议前缀
+        if self.base_url and not (self.base_url.startswith("http://") or self.base_url.startswith("https://")):
+            print(f"警告: base_url '{self.base_url}' 缺少协议前缀，将添加 'https://'")
+            self.base_url = f"https://{self.base_url}"
+        
         # 延迟创建客户端，直到实际需要时
         self.client = None
         
diff --git a/src/llm/llm_service.py b/src/llm/llm_service.py
index ced1695..067c563 100644
--- a/src/llm/llm_service.py
+++ b/src/llm/llm_service.py
@@ -29,6 +29,11 @@ class LLMService:
         self.api_key = env_vars.get("DEEPSEEK_API_KEY") or os.getenv("DEEPSEEK_API_KEY")
         self.base_url = env_vars.get("DEEPSEEK_BASE_URL") or os.getenv("DEEPSEEK_BASE_URL", "https://api.deepseek.com")
         
+        # 验证并修复base_url，确保包含协议前缀
+        if self.base_url and not (self.base_url.startswith("http://") or self.base_url.startswith("https://")):
+            print(f"警告: base_url '{self.base_url}' 缺少协议前缀，将添加 'https://'")
+            self.base_url = f"https://{self.base_url}"
+        
         # 默认模型
         self.default_model = "deepseek-chat"