diff --git a/backend/open_webui/models/chats.py b/backend/open_webui/models/chats.py
index d753fe3319..56d0523f84 100644
--- a/backend/open_webui/models/chats.py
+++ b/backend/open_webui/models/chats.py
@@ -694,6 +694,21 @@ class ChatTable:
             await session.commit()
             return result.rowcount or 0
 
+    async def mark_root_chats_read_by_user_id(self, user_id: str, db: AsyncSession | None = None) -> int:
+        async with get_async_db_context(db) as session:
+            result = await session.execute(
+                update(Chat)
+                .where(
+                    Chat.user_id == user_id,
+                    Chat.folder_id.is_(None),
+                    Chat.archived == False,
+                    Chat.meta['internal'].as_boolean().is_not(True),
+                )
+                .values(last_read_at=Chat.updated_at)
+            )
+            await session.commit()
+            return result.rowcount or 0
+
     async def update_chat_title_by_id(self, id: str, title: str) -> ChatModel | None:
         try:
             async with get_async_db_context() as session:
diff --git a/backend/open_webui/routers/chats.py b/backend/open_webui/routers/chats.py
index 206c2db974..ffda93d9ba 100644
--- a/backend/open_webui/routers/chats.py
+++ b/backend/open_webui/routers/chats.py
@@ -255,6 +255,14 @@ async def get_session_user_chat_list(
         raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail=ERROR_MESSAGES.DEFAULT())
 
 
+@router.post('/read')
+async def mark_root_chats_read_by_user_id(
+    user=Depends(get_verified_user),
+    db: AsyncSession = Depends(get_async_session),
+):
+    return {'updated_count': await Chats.mark_root_chats_read_by_user_id(user.id, db=db)}
+
+
 ############################
 # GetChatUsageStats
 # EXPERIMENTAL: may be removed in future releases
diff --git a/src/lib/apis/chats/index.ts b/src/lib/apis/chats/index.ts
index 66b1a3e9ea..b55df4b72d 100644
--- a/src/lib/apis/chats/index.ts
+++ b/src/lib/apis/chats/index.ts
@@ -913,6 +913,34 @@ export const markChatUnreadById = async (token: string, id: string) => {
 	return res;
 };
 
+export const markChatsRead = async (token: string) => {
+	let error = null;
+
+	const res = await fetch(`${WEBUI_API_BASE_URL}/chats/read`, {
+		method: 'POST',
+		headers: {
+			Accept: 'application/json',
+			'Content-Type': 'application/json',
+			...(token && { authorization: `Bearer ${token}` })
+		}
+	})
+		.then(async (res) => {
+			if (!res.ok) throw await res.json();
+			return res.json();
+		})
+		.catch((err) => {
+			error = 'detail' in err ? err.detail : err;
+			console.error(err);
+			return null;
+		});
+
+	if (error) {
+		throw error;
+	}
+
+	return res;
+};
+
 export const cloneChatById = async (token: string, id: string, title?: string) => {
 	let error = null;
 
diff --git a/src/lib/components/layout/Sidebar.svelte b/src/lib/components/layout/Sidebar.svelte
index 0e40652585..6883097b15 100644
--- a/src/lib/components/layout/Sidebar.svelte
+++ b/src/lib/components/layout/Sidebar.svelte
@@ -31,6 +31,7 @@
 		loadNextChatListPage,
 		refreshChatList,
 		registerFolderRefreshHandler,
+		setAllChatsRead,
 		setChatActive,
 		setChatReadAt
 	} from '$lib/stores/chatList';
@@ -47,7 +48,8 @@
 		updateChatFolderIdById,
 		importChats,
 		deleteAllChats,
-		getChatListBySearchText
+		getChatListBySearchText,
+		markChatsRead
 	} from '$lib/apis/chats';
 	import {
 		createNewFolder,
@@ -86,6 +88,10 @@
 	import WorkspaceIcon from './Sidebar/icons/Workspace.svelte';
 	import { slide } from 'svelte/transition';
 	import HotkeyHint from '../common/HotkeyHint.svelte';
+	import Dropdown from '../common/Dropdown.svelte';
+	import DropdownMenu from '../common/DropdownMenu.svelte';
+	import CheckIcon from '../icons/Check.svelte';
+	import MoreHorizontalIcon from './Sidebar/icons/MoreHorizontal.svelte';
 
 	const BREAKPOINT = 768;
 	const DEFAULT_PINNED_ITEMS = ['notes', 'workspace'];
@@ -121,6 +127,7 @@
 	let showChannels = false;
 	let showFolders = false;
 	let showSharedFolders = false;
+	let showChatsMenu = false;
 
 	let folders = {};
 	let folderRegistry: Record<
@@ -440,6 +447,17 @@
 		}
 	};
 
+	const markAllChatsReadHandler = async () => {
+		const res = await markChatsRead(localStorage.token).catch((error) => {
+			toast.error(`${error}`);
+			return null;
+		});
+		if (!res) return;
+
+		showChatsMenu = false;
+		setAllChatsRead();
+	};
+
 	const importChatHandler = async (items, pinned = false, folderId = null) => {
 		if (!canImportChats) {
 			toast.error($i18n.t('Access prohibited'));
@@ -1434,6 +1452,33 @@
 						}
 					}}
 				>
+					<svelte:fragment slot="action">
+						<Dropdown bind:show={showChatsMenu} align="end">
+							<Tooltip content={$i18n.t('More')}>
+								<button
+									type="button"
+									class="flex items-center justify-center w-7 h-7 rounded-lg text-gray-300 hover:text-gray-500 dark:text-gray-600 dark:hover:text-gray-400 transition-colors duration-100"
+									aria-label={$i18n.t('More')}
+									on:pointerup|stopPropagation
+								>
+									<MoreHorizontalIcon className="size-3.5" strokeWidth="2" />
+								</button>
+							</Tooltip>
+
+							<div slot="content">
+								<DropdownMenu className="min-w-[170px]">
+									<button
+										class="flex h-[1.6875rem] w-full items-center gap-2 rounded-xl px-2 text-[13px] select-none cursor-pointer hover:bg-gray-50/40 dark:hover:bg-gray-800/40"
+										on:click={markAllChatsReadHandler}
+									>
+										<CheckIcon className="size-3.5" />
+										<div class="flex items-center">{$i18n.t('Mark all as read')}</div>
+									</button>
+								</DropdownMenu>
+							</div>
+						</Dropdown>
+					</svelte:fragment>
+
 					{#if $pinnedChats.length > 0}
 						<div class="mb-1">
 							<div class="flex flex-col space-y-1 rounded-xl">
diff --git a/src/lib/components/layout/Sidebar/Section.svelte b/src/lib/components/layout/Sidebar/Section.svelte
index 9e0557dbe4..cf55bd8ceb 100644
--- a/src/lib/components/layout/Sidebar/Section.svelte
+++ b/src/lib/components/layout/Sidebar/Section.svelte
@@ -143,6 +143,8 @@
 						</span>
 					</button>
 
+					<slot name="action" />
+
 					{#if onAdd}
 						<button
 							type="button"
diff --git a/src/lib/stores/chatList.ts b/src/lib/stores/chatList.ts
index 131c0f7635..c67ae687cf 100644
--- a/src/lib/stores/chatList.ts
+++ b/src/lib/stores/chatList.ts
@@ -138,6 +138,13 @@ export const setChatReadAt = (chatId: string, lastReadAt: number): boolean => {
 	return found;
 };
 
+export const setAllChatsRead = () => {
+	const updateChat = (chat: ChatListItem) => ({ ...chat, last_read_at: chat.updated_at });
+
+	chatsStore.update((items) => (items ? items.map(updateChat) : items));
+	pinnedChatsStore.update((items) => items.map(updateChat));
+};
+
 export const resetChatListState = () => {
 	requestGeneration += 1;
 	currentPage = 1;