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..f980e5d
--- /dev/null
+++ b/src/components/Clock.tsx
@@ -0,0 +1,68 @@
+import { useState, useEffect } from "react";
+import { Clock as ClockIcon } from "lucide-react";
+
+interface TimeData {
+  time: string;
+  date: string;
+}
+
+const POLISH_MONTHS = [
+  "stycznia", "lutego", "marca", "kwietnia", "maja", "czerwca",
+  "lipca", "sierpnia", "września", "października", "listopada", "grudnia"
+] as const;
+
+const POLISH_DAYS = [
+  "niedziela", "poniedziałek", "wtorek", "środa", "czwartek", "piątek", "sobota"
+] as const;
+
+const useClock = (): TimeData => {
+  const [currentTime, setCurrentTime] = useState<Date>(() => new Date());
+
+  useEffect(() => {
+    const interval = setInterval(() => {
+      setCurrentTime(new Date());
+    }, 1000);
+
+    return () => clearInterval(interval);
+  }, []);
+
+  const formatTime = (date: Date): string => {
+    return [
+      date.getHours().toString().padStart(2, "0"),
+      date.getMinutes().toString().padStart(2, "0"),
+      date.getSeconds().toString().padStart(2, "0")
+    ].join(":");
+  };
+
+  const formatDate = (date: Date): string => {
+    const dayName = POLISH_DAYS[date.getDay()];
+    const day = date.getDate();
+    const monthName = POLISH_MONTHS[date.getMonth()];
+    const year = date.getFullYear();
+    
+    return `${dayName}, ${day} ${monthName} ${year}`;
+  };
+
+  return {
+    time: formatTime(currentTime),
+    date: formatDate(currentTime)
+  };
+};
+
+function Clock() {
+  const { time, date } = useClock();
+
+  return (
+    <div className="text-black text-lg font-bold min-w-[70px] text-center font-mono flex flex-col items-center gap-1">
+      <div className="flex items-center gap-2">
+        <ClockIcon size={18} />
+        <span>{time}</span>
+      </div>
+      <div className="text-xs text-gray-600 font-normal">
+        {date}
+      </div>
+    </div>
+  );
+}
+
+export default Clock;