diff --git a/src/components/ChatInterface.tsx b/src/components/ChatInterface.tsx
index 639797c..ae7c01b 100644
--- a/src/components/ChatInterface.tsx
+++ b/src/components/ChatInterface.tsx
@@ -6,6 +6,7 @@ import ChatSidebar from "./ChatSidebar";
 import MobileHeader from "./MobileHeader";
 import { useChatStore } from "../stores/chatStore";
 import { useChatMigration } from "../hooks/useChatMigration";
+import Clock from "./Clock";
 
 export default function ChatInterface() {
   const [isLoading, setIsLoading] = useState(false);
@@ -146,6 +147,9 @@ export default function ChatInterface() {
             <div className="flex-1">
               <h1 className="text-xl font-semibold text-gray-900">{activeThread?.title}</h1>
             </div>
+            <div className="flex justify-end">
+              <Clock />
+            </div>
           </div>
         </div>
 
diff --git a/src/components/Clock.tsx b/src/components/Clock.tsx
new file mode 100644
index 0000000..9160a72
--- /dev/null
+++ b/src/components/Clock.tsx
@@ -0,0 +1,56 @@
+import { useState, useEffect } from 'react';
+import { Clock as ClockIcon } from "lucide-react";
+
+interface ClockProps {
+  className?: string;
+}
+
+function Clock({ className }: ClockProps) {
+  const [currentTime, setCurrentTime] = useState(new Date());
+
+  useEffect(() => {
+    const interval = setInterval(() => {
+      setCurrentTime(new Date());
+    }, 1000);
+
+    return () => clearInterval(interval);
+  }, []);
+
+  const polishMonths = [
+    'stycznia', 'lutego', 'marca', 'kwietnia', 'maja', 'czerwca',
+    'lipca', 'sierpnia', 'września', 'października', 'listopada', 'grudnia'
+  ] as const;
+
+  const polishDays = [
+    'niedziela', 'poniedziałek', 'wtorek', 'środa', 'czwartek', 'piątek', 'sobota'
+  ] as const;
+
+  const formatTime = (date: Date): string => {
+    return date.toLocaleTimeString('pl-PL', { hour12: false });
+  };
+
+  const formatDate = (date: Date): string => {
+    const day = polishDays[date.getDay()];
+    const dayNum = date.getDate();
+    const month = polishMonths[date.getMonth()];
+    const year = date.getFullYear();
+    
+    return `${day}, ${dayNum} ${month} ${year}`;
+  };
+
+  return (
+    <div className={`flex flex-col items-center gap-1 text-gray-900 font-mono ${className || ''}`}>
+      <div className="flex items-center gap-2">
+        <ClockIcon size={18} />
+        <span className="text-lg font-bold" aria-label="Aktualny czas">
+          {formatTime(currentTime)}
+        </span>
+      </div>
+      <div className="text-xs text-gray-600 font-normal" aria-label="Aktualna data">
+        {formatDate(currentTime)}
+      </div>
+    </div>
+  );
+}
+
+export default Clock;