Commit 893d105

@@ -56,8 +56,13 @@ module Elelem
 
         tool_calls.each do |tool_call|
           name, args = tool_call[:name], tool_call[:arguments]
-          terminal.say "\n#{format_tool_display(name, args)}"
-          result = toolbox.run(name, args)
+          if name && args
+            terminal.say "\n#{format_tool_display(name, args)}"
+            result = toolbox.run(name, args)
+          else
+            terminal.say "\n#{format_tool_display("unknown", tool_call)}"
+            result = { error: "unknown tool: #{tool_call}" }
+          end
           terminal.say format_tool_result(name, result)
           ctx << { role: "tool", tool_call_id: tool_call[:id], content: result.to_json }
           errors += 1 if result[:error]