diff --git a/lib/ruby_llm/chat.rb b/lib/ruby_llm/chat.rb
index c33a0deb..6a23a501 100644
--- a/lib/ruby_llm/chat.rb
+++ b/lib/ruby_llm/chat.rb
@@ -47,6 +47,16 @@ def with_tools(*tools)
       self
     end
 
+    def with_google_search
+      raise UnsupportedFunctionsError, "Model #{@model.id} doesn't support function calling" unless @model.supports_functions
+      raise UnsupportedFunctionsError, "Google search is only supported with Gemini models" unless @model.provider == 'gemini'
+
+      @tools = [{
+        google_search: {}
+      }]
+      self
+    end
+
     def model=(model_id)
       @model = Models.find model_id
       @provider = Models.provider_for model_id
@@ -109,6 +119,10 @@ def handle_tool_calls(response, &)
     end
 
     def execute_tool(tool_call)
+      if tool_call.name.to_sym == :google_search
+        return tool_call.arguments
+      end
+
       tool = tools[tool_call.name.to_sym]
       args = tool_call.arguments
       tool.call(args)
diff --git a/lib/ruby_llm/providers/gemini/chat.rb b/lib/ruby_llm/providers/gemini/chat.rb
index bc8ec365..7643923b 100644
--- a/lib/ruby_llm/providers/gemini/chat.rb
+++ b/lib/ruby_llm/providers/gemini/chat.rb
@@ -26,6 +26,12 @@ def complete(messages, tools:, temperature:, model:, &block) # rubocop:disable M
           end
         end
 
+         def with_google_search
+          @tools ||= []
+          @tools << { google_search: {} }
+          self
+        end
+
         # Format methods can be private
         private
 
diff --git a/lib/ruby_llm/providers/gemini/tools.rb b/lib/ruby_llm/providers/gemini/tools.rb
index 6ed53e17..9e674742 100644
--- a/lib/ruby_llm/providers/gemini/tools.rb
+++ b/lib/ruby_llm/providers/gemini/tools.rb
@@ -9,9 +9,17 @@ module Tools
         def format_tools(tools)
           return [] if tools.empty?
 
-          [{
-            functionDeclarations: tools.values.map { |tool| function_declaration_for(tool) }
-          }]
+          formatted_tools = tools.map do |tool|
+            if tool.is_a?(Hash) && tool.key?(:google_search)
+              tool
+            else
+              {
+                functionDeclarations: [function_declaration_for(tool)]
+              }
+            end
+          end
+
+          formatted_tools.flatten
         end
 
         # Extract tool calls from response data