diff --git a/src/config/config.py b/src/config/config.py
index a91211759..1eb04c77d 100644
--- a/src/config/config.py
+++ b/src/config/config.py
@@ -40,6 +40,7 @@ from src.config.official_configs import (
     DependencyManagementConfig,
     ExaConfig,
     WebSearchConfig,
+    TavilyConfig,
 )
 
 from .api_ada_configs import (
@@ -373,6 +374,7 @@ class Config(ConfigBase):
     dependency_management: DependencyManagementConfig = field(default_factory=lambda: DependencyManagementConfig())
     exa: ExaConfig = field(default_factory=lambda: ExaConfig())
     web_search: WebSearchConfig = field(default_factory=lambda: WebSearchConfig())
+    tavily: TavilyConfig = field(default_factory=lambda: TavilyConfig())
 
 
 @dataclass
diff --git a/src/config/official_configs.py b/src/config/official_configs.py
index 0baa5378f..4a8af4688 100644
--- a/src/config/official_configs.py
+++ b/src/config/official_configs.py
@@ -998,8 +998,16 @@ class DependencyManagementConfig(ConfigBase):
 class ExaConfig(ConfigBase):
     """EXA搜索引擎配置类"""
     
-    api_key: str = "None"
-    """EXA API密钥，用于联网搜索功能。请填入有效的EXA API密钥"""
+    api_keys: list[str] = field(default_factory=lambda: [])
+    """EXA API密钥列表，支持轮询机制"""
+
+
+@dataclass
+class TavilyConfig(ConfigBase):
+    """Tavily搜索引擎配置类"""
+
+    api_keys: list[str] = field(default_factory=lambda: [])
+    """Tavily API密钥列表，支持轮询机制"""
 
 
 @dataclass
@@ -1044,6 +1052,12 @@ class WebSearchConfig(ConfigBase):
     
     enable_web_search_tool: bool = True
     """是否启用联网搜索工具"""
-    
+
     enable_url_tool: bool = True
-    """是否启用URL解析工具"""
\ No newline at end of file
+    """是否启用URL解析工具"""
+
+    enabled_engines: list[str] = field(default_factory=lambda: ["ddg"])
+    """启用的搜索引擎列表，可选: 'exa', 'tavily', 'ddg'"""
+
+    search_strategy: str = "single"
+    """搜索策略: 'single'(使用第一个可用引擎), 'parallel'(并行使用所有启用的引擎), 'fallback'(按顺序尝试，失败则尝试下一个)"""
\ No newline at end of file