diff --git a/client/package-lock.json b/client/package-lock.json
index 11cb999..97b0444 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -22,6 +22,7 @@
         "@radix-ui/react-select": "^2.1.1",
         "@radix-ui/react-separator": "^1.1.0",
         "@radix-ui/react-slot": "^1.1.0",
+        "@radix-ui/react-tabs": "^1.1.1",
         "@radix-ui/react-toast": "^1.2.1",
         "@radix-ui/react-tooltip": "^1.1.3",
         "@reduxjs/toolkit": "^2.2.7",
@@ -44,6 +45,7 @@
         "react-icons": "^5.3.0",
         "react-markdown": "^9.0.1",
         "react-redux": "^9.1.2",
+        "react-resizable-panels": "^2.1.4",
         "react-router-dom": "^6.25.1",
         "react-wrap-balancer": "^1.1.1",
         "redux": "^5.0.1",
@@ -1840,6 +1842,35 @@
         }
       }
     },
+    "node_modules/@radix-ui/react-tabs": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@radix-ui/react-tabs/-/react-tabs-1.1.1.tgz",
+      "integrity": "sha512-3GBUDmP2DvzmtYLMsHmpA1GtR46ZDZ+OreXM/N+kkQJOPIgytFWWTfDQmBQKBvaFS0Vno0FktdbVzN28KGrMdw==",
+      "dependencies": {
+        "@radix-ui/primitive": "1.1.0",
+        "@radix-ui/react-context": "1.1.1",
+        "@radix-ui/react-direction": "1.1.0",
+        "@radix-ui/react-id": "1.1.0",
+        "@radix-ui/react-presence": "1.1.1",
+        "@radix-ui/react-primitive": "2.0.0",
+        "@radix-ui/react-roving-focus": "1.1.0",
+        "@radix-ui/react-use-controllable-state": "1.1.0"
+      },
+      "peerDependencies": {
+        "@types/react": "*",
+        "@types/react-dom": "*",
+        "react": "^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc",
+        "react-dom": "^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        },
+        "@types/react-dom": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@radix-ui/react-toast": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/@radix-ui/react-toast/-/react-toast-1.2.2.tgz",
@@ -6364,6 +6395,15 @@
         }
       }
     },
+    "node_modules/react-resizable-panels": {
+      "version": "2.1.4",
+      "resolved": "https://registry.npmjs.org/react-resizable-panels/-/react-resizable-panels-2.1.4.tgz",
+      "integrity": "sha512-kzue8lsoSBdyyd2IfXLQMMhNujOxRoGVus+63K95fQqleGxTfvgYLTzbwYMOODeAHqnkjb3WV/Ks7f5+gDYZuQ==",
+      "peerDependencies": {
+        "react": "^16.14.0 || ^17.0.0 || ^18.0.0",
+        "react-dom": "^16.14.0 || ^17.0.0 || ^18.0.0"
+      }
+    },
     "node_modules/react-router": {
       "version": "6.26.2",
       "resolved": "https://registry.npmjs.org/react-router/-/react-router-6.26.2.tgz",
diff --git a/client/package.json b/client/package.json
index bbab0aa..41db929 100644
--- a/client/package.json
+++ b/client/package.json
@@ -24,6 +24,7 @@
     "@radix-ui/react-select": "^2.1.1",
     "@radix-ui/react-separator": "^1.1.0",
     "@radix-ui/react-slot": "^1.1.0",
+    "@radix-ui/react-tabs": "^1.1.1",
     "@radix-ui/react-toast": "^1.2.1",
     "@radix-ui/react-tooltip": "^1.1.3",
     "@reduxjs/toolkit": "^2.2.7",
@@ -46,6 +47,7 @@
     "react-icons": "^5.3.0",
     "react-markdown": "^9.0.1",
     "react-redux": "^9.1.2",
+    "react-resizable-panels": "^2.1.4",
     "react-router-dom": "^6.25.1",
     "react-wrap-balancer": "^1.1.1",
     "redux": "^5.0.1",
diff --git a/client/src/App.tsx b/client/src/App.tsx
index b2a0db5..420dc14 100644
--- a/client/src/App.tsx
+++ b/client/src/App.tsx
@@ -7,6 +7,7 @@ import Home from './pages/Home';
 import Profile from './pages/Profile';
 import { Toaster } from "@/components/ui/sonner";
 import EditProfileForm from './pages/EditProfileForm';
+import { MessagePage } from './pages/MessagePage';
 
 const App = () => {
 
@@ -19,6 +20,7 @@ const App = () => {
           <Route path="/login" element={<Login />} />
           <Route path="/home" element={<Home />} />
           <Route path="/settings" element={<EditProfileForm />} />
+          <Route path="/message" element={<MessagePage/>} />
           <Route path="/u/:username" element={<Profile />} />
           <Route path="*" element={<div>404</div>} />
         </Routes>
diff --git a/client/src/components/Messages/Message.tsx b/client/src/components/Messages/Message.tsx
new file mode 100644
index 0000000..1e63a15
--- /dev/null
+++ b/client/src/components/Messages/Message.tsx
@@ -0,0 +1,185 @@
+import { useEffect,useState } from "react"
+import {
+    Search,
+} from "lucide-react"
+import { Input } from "@/components/ui/input"
+import {
+    ResizableHandle,
+    ResizablePanel,
+    ResizablePanelGroup,
+} from "@/components/ui/resizable"
+import { TooltipProvider } from "@/components/ui/tooltip"
+import axios from "axios"
+import { Separator } from "@/components/ui/separator"
+import { Textarea } from "@/components/ui/textarea"
+import { Button } from "@/components/ui/button"
+
+const backendUrl = import.meta.env.VITE_BACKEND_URL || 'http://localhost:5000';
+
+interface User {
+    username: string;
+}
+
+interface ChatMessage {
+    sender_username: string;
+    message: string;
+}
+
+export function Message() {
+    const [currentUserId, setCurrentUserId] = useState<string>("");
+    const [searchTerm, setSearchTerm] = useState<string>("");
+    const [users, setUsers] = useState<User[]>([]); 
+    const [selectedUser, setSelectedUser] = useState<User | null>(null); 
+    const [message, setMessage] = useState<string>("");
+    const [chattedUsers, setChattedUsers] = useState<User[]>([]); 
+    const [chatMessages, setChatMessages] = useState<ChatMessage[]>([]);
+
+    useEffect(() => {
+        const username = localStorage.getItem('devhub_username') || "";
+        setCurrentUserId(username);
+    }, []);
+
+    const handleSearch = async () => {
+        if (searchTerm) {
+            try {
+                const response = await axios.get(`${backendUrl}/search_users?username=${searchTerm}`);
+                setUsers(response.data);
+            } catch (error) {
+                console.error("Error searching users:", error);
+            }
+        } else {
+            setUsers([]); // Clear users if search term is empty
+        }
+    }
+
+    const handleSendMessage = async () => {
+        if (selectedUser && message.trim() !== "") {
+            try {
+                await axios.post(`${backendUrl}/send_message`, {
+                    sender_username: currentUserId,
+                    receiver_username: selectedUser.username,
+                    message: message
+                });
+                setMessage("");
+                fetchChatMessages();
+
+                if (!chattedUsers.some(user => user.username === selectedUser.username)) {
+                    setChattedUsers([...chattedUsers, selectedUser]);
+                }
+            } catch (error) {
+                console.error("Error sending message:", error);
+            }
+        }
+    }
+
+    const fetchChatMessages = async () => {
+        if (selectedUser) {
+            try {
+                const response = await axios.get(`${backendUrl}/get_messages/${selectedUser.username}`);
+                setChatMessages(response.data);
+            } catch (error) {
+                console.error("Error fetching messages:", error);
+            }
+        }
+    }
+
+    useEffect(() => {
+        handleSearch(); 
+    }, [searchTerm]);
+
+    const handleUserSelect = (user: User) => {
+        setSelectedUser(user);
+        setUsers([]);
+        setChatMessages([]); 
+        fetchChatMessages();
+    }
+
+    return (
+        <TooltipProvider delayDuration={0}>
+            <ResizablePanelGroup
+                direction="horizontal"
+                onLayout={(sizes: number[]) => {
+                    document.cookie = `react-resizable-panels:layout:mail=${JSON.stringify(sizes)}`;
+                }}
+                className="h-full items-stretch"
+            >
+                <ResizablePanel minSize={30} className="flex flex-col">
+                    <div className="bg-background/95 p-4 backdrop-blur supports-[backdrop-filter]:bg-background/60">
+                        <form onSubmit={(e) => { e.preventDefault(); handleSearch(); }}>
+                            <div className="relative">
+                                <Search className="absolute left-2 top-2.5 h-4 w-4 text-muted-foreground" />
+                                <Input
+                                    placeholder="Search users"
+                                    className="pl-8"
+                                    value={searchTerm}
+                                    onChange={(e) => setSearchTerm(e.target.value)}
+                                />
+                            </div>
+                        </form>
+                        <ul className="mt-2">
+                            {users.map(user => (
+                                <li key={user.username} onClick={() => handleUserSelect(user)}>
+                                    {user.username}
+                                </li>
+                            ))}
+                        </ul>
+                    </div>
+                    <div className="flex-grow overflow-auto">
+                        <h3>Chatted Users</h3>
+                        <ul>
+                            {chattedUsers.map(user => (
+                                <li key={user.username} onClick={() => handleUserSelect(user)}>
+                                    {user.username}
+                                </li>
+                            ))}
+                        </ul>
+                    </div>
+                </ResizablePanel>
+                <ResizableHandle withHandle />
+                <ResizablePanel minSize={30} className="flex flex-col">
+                    <div className="flex-grow overflow-auto">
+                        
+                        {selectedUser ? (
+                            <div>
+                                <h3>Chat with {selectedUser.username}</h3>
+                                <div className="flex-1 whitespace-pre-wrap p-4 text-sm">
+                                    {chatMessages.map((msg, index) => (
+                                        <div key={index}>
+                                            <strong>{msg.sender_username === currentUserId ? "You" : selectedUser.username}:</strong> {msg.message}
+                                        </div>
+                                    ))}
+                                </div>
+                                <Separator className="mt-auto" />
+                                <div className="p-4">
+                                    <form>
+                                        <div className="grid gap-4">
+                                            <Textarea
+                                                className="p-4"
+                                                value={message}
+                                                onChange={(e) => setMessage(e.target.value)}
+                                                placeholder="Type a message"
+                                            />
+                                            <div className="flex items-center">
+                                                <Button
+                                                    onClick={handleSendMessage}
+                                                    size="sm"
+                                                    className="ml-auto"
+                                                >
+                                                    Send
+                                                </Button>
+                                            </div>
+                                        </div>
+                                    </form>
+                                </div>
+                                </div>
+                        ) : (
+                        <div className="p-8 text-center text-muted-foreground">
+                            No message selected
+                        </div>
+      )}
+                    </div>
+                </ResizablePanel>
+            </ResizablePanelGroup>
+        </TooltipProvider>
+    )
+}
diff --git a/client/src/components/Sidebar/Sidebar.tsx b/client/src/components/Sidebar/Sidebar.tsx
index 821f351..008b7f0 100644
--- a/client/src/components/Sidebar/Sidebar.tsx
+++ b/client/src/components/Sidebar/Sidebar.tsx
@@ -52,11 +52,10 @@ export default function DevhubSidebar() {
 export function SidebarLeft({ ...props }: React.ComponentProps<typeof Sidebar>) {
     const navigate = useNavigate();
 
-    // Handle logout logic
     const handleLogout = (e: React.MouseEvent<HTMLAnchorElement>) => {
-        e.preventDefault();  // Prevent the default anchor behavior
+        e.preventDefault();  
         localStorage.removeItem('devhub_username');
-        navigate('/login');  // Redirect to the login page
+        navigate('/login'); 
     };
 
     const sidebarLeftData = {
@@ -67,10 +66,9 @@ export function SidebarLeft({ ...props }: React.ComponentProps<typeof Sidebar>)
                 icon: Sparkles,
             },
             {
-                title: "Inbox",
-                url: "#",
+                title: "Message",
+                url: "/message",
                 icon: Inbox,
-                badge: "10",
             },
         ],
         navSecondary: [
@@ -96,9 +94,9 @@ export function SidebarLeft({ ...props }: React.ComponentProps<typeof Sidebar>)
             },
             {
                 title: "Logout",
-                url: "#",  // Keep the url as # for now
+                url: "#",
                 icon: LogOut,
-                onClick: handleLogout,  // Call the logout function on click
+                onClick: handleLogout, 
             }
         ]
     };
diff --git a/client/src/components/ui/resizable.tsx b/client/src/components/ui/resizable.tsx
new file mode 100644
index 0000000..cd3cb0e
--- /dev/null
+++ b/client/src/components/ui/resizable.tsx
@@ -0,0 +1,43 @@
+import { GripVertical } from "lucide-react"
+import * as ResizablePrimitive from "react-resizable-panels"
+
+import { cn } from "@/lib/utils"
+
+const ResizablePanelGroup = ({
+  className,
+  ...props
+}: React.ComponentProps<typeof ResizablePrimitive.PanelGroup>) => (
+  <ResizablePrimitive.PanelGroup
+    className={cn(
+      "flex h-full w-full data-[panel-group-direction=vertical]:flex-col",
+      className
+    )}
+    {...props}
+  />
+)
+
+const ResizablePanel = ResizablePrimitive.Panel
+
+const ResizableHandle = ({
+  withHandle,
+  className,
+  ...props
+}: React.ComponentProps<typeof ResizablePrimitive.PanelResizeHandle> & {
+  withHandle?: boolean
+}) => (
+  <ResizablePrimitive.PanelResizeHandle
+    className={cn(
+      "relative flex w-px items-center justify-center bg-border after:absolute after:inset-y-0 after:left-1/2 after:w-1 after:-translate-x-1/2 focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring focus-visible:ring-offset-1 data-[panel-group-direction=vertical]:h-px data-[panel-group-direction=vertical]:w-full data-[panel-group-direction=vertical]:after:left-0 data-[panel-group-direction=vertical]:after:h-1 data-[panel-group-direction=vertical]:after:w-full data-[panel-group-direction=vertical]:after:-translate-y-1/2 data-[panel-group-direction=vertical]:after:translate-x-0 [&[data-panel-group-direction=vertical]>div]:rotate-90",
+      className
+    )}
+    {...props}
+  >
+    {withHandle && (
+      <div className="z-10 flex h-4 w-3 items-center justify-center rounded-sm border bg-border">
+        <GripVertical className="h-2.5 w-2.5" />
+      </div>
+    )}
+  </ResizablePrimitive.PanelResizeHandle>
+)
+
+export { ResizablePanelGroup, ResizablePanel, ResizableHandle }
diff --git a/client/src/components/ui/tabs.tsx b/client/src/components/ui/tabs.tsx
new file mode 100644
index 0000000..f57fffd
--- /dev/null
+++ b/client/src/components/ui/tabs.tsx
@@ -0,0 +1,53 @@
+import * as React from "react"
+import * as TabsPrimitive from "@radix-ui/react-tabs"
+
+import { cn } from "@/lib/utils"
+
+const Tabs = TabsPrimitive.Root
+
+const TabsList = React.forwardRef<
+  React.ElementRef<typeof TabsPrimitive.List>,
+  React.ComponentPropsWithoutRef<typeof TabsPrimitive.List>
+>(({ className, ...props }, ref) => (
+  <TabsPrimitive.List
+    ref={ref}
+    className={cn(
+      "inline-flex h-10 items-center justify-center rounded-md bg-muted p-1 text-muted-foreground",
+      className
+    )}
+    {...props}
+  />
+))
+TabsList.displayName = TabsPrimitive.List.displayName
+
+const TabsTrigger = React.forwardRef<
+  React.ElementRef<typeof TabsPrimitive.Trigger>,
+  React.ComponentPropsWithoutRef<typeof TabsPrimitive.Trigger>
+>(({ className, ...props }, ref) => (
+  <TabsPrimitive.Trigger
+    ref={ref}
+    className={cn(
+      "inline-flex items-center justify-center whitespace-nowrap rounded-sm px-3 py-1.5 text-sm font-medium ring-offset-background transition-all focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=active]:bg-background data-[state=active]:text-foreground data-[state=active]:shadow-sm",
+      className
+    )}
+    {...props}
+  />
+))
+TabsTrigger.displayName = TabsPrimitive.Trigger.displayName
+
+const TabsContent = React.forwardRef<
+  React.ElementRef<typeof TabsPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof TabsPrimitive.Content>
+>(({ className, ...props }, ref) => (
+  <TabsPrimitive.Content
+    ref={ref}
+    className={cn(
+      "mt-2 ring-offset-background focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2",
+      className
+    )}
+    {...props}
+  />
+))
+TabsContent.displayName = TabsPrimitive.Content.displayName
+
+export { Tabs, TabsList, TabsTrigger, TabsContent }
diff --git a/client/src/pages/MessagePage.tsx b/client/src/pages/MessagePage.tsx
new file mode 100644
index 0000000..45dd634
--- /dev/null
+++ b/client/src/pages/MessagePage.tsx
@@ -0,0 +1,28 @@
+import {
+    SidebarInset,
+    SidebarProvider,
+    SidebarTrigger,
+} from "@/components/ui/sidebar"
+import { SidebarLeft } from '@/components/Sidebar/Sidebar'
+import { Message } from "../components/Messages/Message";
+
+export const MessagePage: React.FC = () => {
+    
+    return (
+        <SidebarProvider>
+            <SidebarLeft />
+            <SidebarInset>
+                <header className="sticky top-0 flex h-14 shrink-0 items-center gap-2 bg-background">
+                    <div className="flex flex-1 items-center gap-2 px-3">
+                        <SidebarTrigger />
+                    </div>
+                </header>
+                <main className="flex flex-col flex-grow p-4 overflow-hidden">
+                    <div className=" h-full">
+                        <Message />
+                    </div>
+                </main>
+            </SidebarInset>
+        </SidebarProvider>
+    )
+}
diff --git a/server/api/handlers/auth/userauth.py b/server/api/handlers/auth/userauth.py
index ed87170..0794096 100644
--- a/server/api/handlers/auth/userauth.py
+++ b/server/api/handlers/auth/userauth.py
@@ -2,7 +2,6 @@
 from flask import Flask, request, jsonify, session as flask_session
 from extensions import bcrypt, neo4j_db, users_chat
 from models import User
-from pymongo import MongoClient
 
 def signup():
     try:
diff --git a/server/api/handlers/message/message.py b/server/api/handlers/message/message.py
new file mode 100644
index 0000000..d505aa6
--- /dev/null
+++ b/server/api/handlers/message/message.py
@@ -0,0 +1,44 @@
+from flask import request, jsonify
+from models import Chat
+from extensions import users_chat, chat_collection
+
+def save_message(sender_id, receiver_id, message):
+    chat = Chat(sender_id, receiver_id, message)
+    chat_collection.insert_one(chat.__dict__)
+
+def get_messages(user_id):
+    messages = chat_collection.find({"$or": [{"sender_id": user_id}, {"receiver_id": user_id}]})
+    return list(messages)
+
+
+def search_users():
+    username = request.args.get('username')
+    
+    users = users_chat.find({"username": {"$regex": username, "$options": "i"}})  # Case-insensitive search
+    
+    return jsonify([{"username": user['username']} for user in users])
+
+def send_message():
+    data = request.get_json()
+    sender_username = data['sender_username']
+    receiver_username = data['receiver_username']
+    message = data['message']
+    
+    # Fetch the sender and receiver users based on their usernames
+    sender = users_chat.find_one({"username": sender_username})
+    receiver = users_chat.find_one({"username": receiver_username})
+    
+    if sender and receiver:
+        save_message(sender['_id'], receiver['_id'], message) 
+        return jsonify({"status": "Message sent!"}), 200
+    else:
+        return jsonify({"error": "User not found!"}), 404
+
+def get_messages(username):
+    user = users_chat.find_one({"username": username})
+    
+    if user:
+        messages = get_messages(user['_id']) 
+        return jsonify(messages), 200
+    else:
+        return jsonify({"error": "User not found!"}), 404
\ No newline at end of file
diff --git a/server/api/urls.py b/server/api/urls.py
index 5d24bf2..cee3510 100644
--- a/server/api/urls.py
+++ b/server/api/urls.py
@@ -4,6 +4,7 @@
 from api.handlers.analyze.leetcodedata import leetcode_data, leetcode_card
 from api.handlers.query.querymodel import chat,chat_history
 from api.handlers.user.friends import friends_bp
+from api.handlers.message.message import search_users, send_message, get_messages
 
 def register_routes(app):
     # Authentication routes
@@ -40,6 +41,11 @@ def register_routes(app):
     app.add_url_rule('/chat', 'chat', chat, methods=['POST'])
     app.add_url_rule('/chat_history', 'chat_history', chat_history, methods=['GET'])
     
+    # Messaging routes
+    app.add_url_rule('/search_users', 'search_users', search_users, methods=['GET'])
+    app.add_url_rule('/send_message', 'send_message', send_message, methods=['POST']) 
+    app.add_url_rule('/get_messages/<username>', 'get_messages', get_messages, methods=['GET'])
+    
     # Landing page route
     app.add_url_rule('/', 'index', index)
     
diff --git a/server/app.py b/server/app.py
index 680be7c..0366907 100644
--- a/server/app.py
+++ b/server/app.py
@@ -1,21 +1,19 @@
 from flask import Flask
 from config import Config
-from extensions import bcrypt, cors, Neo4jDriver, neo4j_db
+from extensions import bcrypt, cors, Neo4jDriver
 import logging
 
 def create_app():
     app = Flask(__name__)
     app.config.from_object(Config)
 
-    # Initialize Neo4j
     global neo4j_db
     neo4j_db = Neo4jDriver(
         app.config['NEO4J_URI'], 
         app.config['NEO4J_USER'], 
         app.config['NEO4J_PASSWORD']
     )
-
-    # Initialize other extensions
+        
     bcrypt.init_app(app)
     cors.init_app(app, supports_credentials=True, resources={
         r"/*": {
diff --git a/server/extensions.py b/server/extensions.py
index dda76a1..3598611 100644
--- a/server/extensions.py
+++ b/server/extensions.py
@@ -3,6 +3,7 @@
 from neo4j import GraphDatabase
 from config import Config
 from pymongo import MongoClient
+import logging
 
 bcrypt = Bcrypt()
 cors = CORS()
@@ -20,7 +21,9 @@ def close(self):
     password=Config.NEO4J_PASSWORD
 )
 
-# MongoDB setup
 mongo_client = MongoClient(Config.MONGODB_URI)
 mongo_db = mongo_client['devhub']
-users_chat = mongo_db['users']
\ No newline at end of file
+users_chat = mongo_db['users']
+chat_collection = mongo_db['chats']
+
+logging.getLogger('pymongo').setLevel(logging.WARNING)
\ No newline at end of file
diff --git a/server/models.py b/server/models.py
index 0683da5..a824088 100644
--- a/server/models.py
+++ b/server/models.py
@@ -1,16 +1,15 @@
 from sqlalchemy import Column, Integer, String, Text, ForeignKey, Table
 from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship, backref, Session
+from datetime import datetime
 
 Base = declarative_base()
 
-# Association table for the many-to-many relationship between users (friends)
 friend_association = Table('friend_association', Base.metadata,
     Column('user_id', Integer, ForeignKey('users.id')),
     Column('friend_id', Integer, ForeignKey('users.id'))
 )
 
-# Association table for the many-to-many relationship between projects and tags
 project_tags = Table('project_tags', Base.metadata,
     Column('project_id', Integer, ForeignKey('projects.id')),
     Column('tag_id', Integer, ForeignKey('tags.id'))
@@ -28,10 +27,8 @@ class User(Base):
     github_username = Column(String, nullable=True)
     leetcode_username = Column(String, nullable=True)
     
-    # Establish relationship with Project
     projects = relationship('Project', back_populates='user')
     
-    # Establish many-to-many relationship with friends
     friends = relationship(
         'User',
         secondary=friend_association,
@@ -73,7 +70,6 @@ class Project(Base):
     user_id = Column(Integer, ForeignKey('users.id'))
     user = relationship('User', back_populates='projects')
 
-    # Many-to-many relationship with tags
     tags = relationship('Tag', secondary=project_tags, back_populates='projects')
 
     def __init__(self, title, description=None, repo_link=None):
@@ -87,8 +83,16 @@ class Tag(Base):
     id = Column(Integer, primary_key=True)
     name = Column(String, unique=True, nullable=False)
     
-    # Many-to-many relationship with projects
     projects = relationship('Project', secondary=project_tags, back_populates='tags')
 
     def __init__(self, name):
         self.name = name
+        
+class Chat:
+    def __init__(self, sender_id, receiver_id, message):
+        self.sender_id = sender_id
+        self.receiver_id = receiver_id
+        self.message = message
+        self.timestamp = datetime.utcnow()
+
+