diff --git a/frontend/src/components/Sidebar/ActiveWorkspaces/ThreadContainer/ThreadItem/index.jsx b/frontend/src/components/Sidebar/ActiveWorkspaces/ThreadContainer/ThreadItem/index.jsx
index 4947de08ff5..4c12b05b51c 100644
--- a/frontend/src/components/Sidebar/ActiveWorkspaces/ThreadContainer/ThreadItem/index.jsx
+++ b/frontend/src/components/Sidebar/ActiveWorkspaces/ThreadContainer/ThreadItem/index.jsx
@@ -41,8 +41,8 @@ export default function ThreadItem({
         style={{ width: THREAD_CALLOUT_DETAIL_WIDTH / 2 }}
         className={`${
           isActive
-            ? "border-l-2 border-b-2 border-white light:border-theme-sidebar-border z-30"
-            : "border-l border-b border-[#6F6F71] light:border-theme-sidebar-border z-10"
+            ? "border-l-2 border-b-2 border-white light:border-theme-sidebar-border z-[2]"
+            : "border-l border-b border-[#6F6F71] light:border-theme-sidebar-border z-[1]"
         } h-[50%] absolute top-0 left-2 rounded-bl-lg`}
       ></div>
       {/* Downstroke border for next item */}
@@ -51,8 +51,8 @@ export default function ThreadItem({
           style={{ width: THREAD_CALLOUT_DETAIL_WIDTH / 2 }}
           className={`${
             idx <= activeIdx && !isActive
-              ? "border-l-2 border-white light:border-theme-sidebar-border z-20"
-              : "border-l border-[#6F6F71] light:border-theme-sidebar-border z-10"
+              ? "border-l-2 border-white light:border-theme-sidebar-border z-[2]"
+              : "border-l border-[#6F6F71] light:border-theme-sidebar-border z-[1]"
           } h-[100%] absolute top-0 left-2`}
         ></div>
       )}
diff --git a/frontend/src/components/Sidebar/SidebarToggle/index.jsx b/frontend/src/components/Sidebar/SidebarToggle/index.jsx
new file mode 100644
index 00000000000..a0f47b6b4f1
--- /dev/null
+++ b/frontend/src/components/Sidebar/SidebarToggle/index.jsx
@@ -0,0 +1,105 @@
+import React, { useEffect, useState } from "react";
+import { SidebarSimple } from "@phosphor-icons/react";
+import paths from "@/utils/paths";
+import { Tooltip } from "react-tooltip";
+const SIDEBAR_TOGGLE_STORAGE_KEY = "anythingllm_sidebar_toggle";
+
+/**
+ * Returns the previous state of the sidebar from localStorage.
+ * If the sidebar was closed, returns false.
+ * If the sidebar was open, returns true.
+ * If the sidebar state is not set, returns true.
+ * @returns {boolean}
+ */
+function previousSidebarState() {
+  const previousState = window.localStorage.getItem(SIDEBAR_TOGGLE_STORAGE_KEY);
+  if (previousState === "closed") return false;
+  return true;
+}
+
+export function useSidebarToggle() {
+  const [showSidebar, setShowSidebar] = useState(previousSidebarState());
+  const [canToggleSidebar, setCanToggleSidebar] = useState(true);
+
+  useEffect(() => {
+    function checkPath() {
+      const currentPath = window.location.pathname;
+      const isVisible =
+        currentPath === paths.home() ||
+        /^\/workspace\/[^\/]+$/.test(currentPath) ||
+        /^\/workspace\/[^\/]+\/t\/[^\/]+$/.test(currentPath);
+      setCanToggleSidebar(isVisible);
+    }
+    checkPath();
+  }, [window.location.pathname]);
+
+  useEffect(() => {
+    function toggleSidebar(e) {
+      if (!canToggleSidebar) return;
+      if (
+        (e.ctrlKey || e.metaKey) &&
+        e.shiftKey &&
+        e.key.toLowerCase() === "s"
+      ) {
+        setShowSidebar((prev) => {
+          const newState = !prev;
+          window.localStorage.setItem(
+            SIDEBAR_TOGGLE_STORAGE_KEY,
+            newState ? "open" : "closed"
+          );
+          return newState;
+        });
+      }
+    }
+    window.addEventListener("keydown", toggleSidebar);
+    return () => {
+      window.removeEventListener("keydown", toggleSidebar);
+    };
+  }, []);
+
+  useEffect(() => {
+    window.localStorage.setItem(
+      SIDEBAR_TOGGLE_STORAGE_KEY,
+      showSidebar ? "open" : "closed"
+    );
+  }, [showSidebar]);
+
+  return { showSidebar, setShowSidebar, canToggleSidebar };
+}
+
+export function ToggleSidebarButton({ showSidebar, setShowSidebar }) {
+  const isMac = navigator.userAgent.includes("Mac");
+  const shortcut = isMac ? "⌘ + Shift + S" : "Ctrl + Shift + S";
+
+  return (
+    <>
+      <button
+        type="button"
+        className={`hidden md:block border-none bg-transparent outline-none ring-0 transition-left duration-500 ${showSidebar ? "left-[247px]" : "absolute top-[20px] left-[30px] z-10"}`}
+        onClick={() => setShowSidebar((prev) => !prev)}
+        data-tooltip-id="sidebar-toggle"
+        data-tooltip-content={
+          showSidebar
+            ? `Hide Sidebar (${shortcut})`
+            : `Show Sidebar (${shortcut})`
+        }
+        aria-label={
+          showSidebar
+            ? `Hide Sidebar (${shortcut})`
+            : `Show Sidebar (${shortcut})`
+        }
+      >
+        <SidebarSimple
+          className="text-theme-text-secondary hover:text-theme-text-primary"
+          size={24}
+        />
+      </button>
+      <Tooltip
+        id="sidebar-toggle"
+        place="top"
+        delayShow={300}
+        className="tooltip !text-xs z-99"
+      />
+    </>
+  );
+}
diff --git a/frontend/src/components/Sidebar/index.jsx b/frontend/src/components/Sidebar/index.jsx
index cec1604c0ba..04a7fe43471 100644
--- a/frontend/src/components/Sidebar/index.jsx
+++ b/frontend/src/components/Sidebar/index.jsx
@@ -11,11 +11,13 @@ import SettingsButton from "../SettingsButton";
 import { Link } from "react-router-dom";
 import paths from "@/utils/paths";
 import { useTranslation } from "react-i18next";
+import { useSidebarToggle, ToggleSidebarButton } from "./SidebarToggle";
 
 export default function Sidebar() {
   const { user } = useUser();
   const { logo } = useLogo();
   const sidebarRef = useRef(null);
+  const { showSidebar, setShowSidebar, canToggleSidebar } = useSidebarToggle();
   const {
     showing: showingNewWsModal,
     showModal: showNewWsModal,
@@ -24,50 +26,64 @@ export default function Sidebar() {
   const { t } = useTranslation();
 
   return (
-    <div>
-      <Link
-        to={paths.home()}
-        className="flex shrink-0 max-w-[55%] items-center justify-start mx-[38px] my-[18px]"
-        aria-label="Home"
-      >
-        <img
-          src={logo}
-          alt="Logo"
-          className="rounded max-h-[24px] object-contain"
-        />
-      </Link>
+    <>
       <div
-        ref={sidebarRef}
-        className="relative m-[16px] rounded-[16px] bg-theme-bg-sidebar border-[2px] border-theme-sidebar-border light:border-none min-w-[250px] p-[10px] h-[calc(100%-76px)]"
+        style={{
+          width: showSidebar ? "292px" : "0px",
+          paddingLeft: showSidebar ? "0px" : "16px",
+        }}
+        className="transition-all duration-500"
       >
-        <div className="flex flex-col h-full overflow-x-hidden">
-          <div className="flex-grow flex flex-col min-w-[235px]">
-            <div className="relative h-[calc(100%-60px)] flex flex-col w-full justify-between pt-[10px] overflow-y-scroll no-scroll">
-              <div className="flex flex-col gap-y-2 pb-[60px] overflow-y-scroll no-scroll">
-                <div className="flex gap-x-2 items-center justify-between">
-                  {(!user || user?.role !== "default") && (
-                    <button
-                      onClick={showNewWsModal}
-                      className="light:bg-[#C2E7FE] light:hover:bg-[#7CD4FD] flex flex-grow w-[75%] h-[44px] gap-x-2 py-[5px] px-2.5 mb-2 bg-white rounded-[8px] text-sidebar justify-center items-center hover:bg-opacity-80 transition-all duration-300"
-                    >
-                      <Plus size={18} weight="bold" />
-                      <p className="text-sidebar text-sm font-semibold">
-                        {t("new-workspace.title")}
-                      </p>
-                    </button>
-                  )}
+        <div className="flex shrink-0 w-full justify-center my-[18px]">
+          <div className="flex justify-between w-[250px] min-w-[250px]">
+            <Link to={paths.home()} aria-label="Home">
+              <img
+                src={logo}
+                alt="Logo"
+                className={`rounded max-h-[24px] object-contain transition-opacity duration-500 ${showSidebar ? "opacity-100" : "opacity-0"}`}
+              />
+            </Link>
+            {canToggleSidebar && (
+              <ToggleSidebarButton
+                showSidebar={showSidebar}
+                setShowSidebar={setShowSidebar}
+              />
+            )}
+          </div>
+        </div>
+        <div
+          ref={sidebarRef}
+          className="relative m-[16px] rounded-[16px] bg-theme-bg-sidebar border-[2px] border-theme-sidebar-border light:border-none min-w-[250px] p-[10px] h-[calc(100%-76px)]"
+        >
+          <div className="flex flex-col h-full overflow-x-hidden">
+            <div className="flex-grow flex flex-col min-w-[235px]">
+              <div className="relative h-[calc(100%-60px)] flex flex-col w-full justify-between pt-[10px] overflow-y-scroll no-scroll">
+                <div className="flex flex-col gap-y-2 pb-[60px] overflow-y-scroll no-scroll">
+                  <div className="flex gap-x-2 items-center justify-between">
+                    {(!user || user?.role !== "default") && (
+                      <button
+                        onClick={showNewWsModal}
+                        className="light:bg-[#C2E7FE] light:hover:bg-[#7CD4FD] flex flex-grow w-[75%] h-[44px] gap-x-2 py-[5px] px-2.5 mb-2 bg-white rounded-[8px] text-sidebar justify-center items-center hover:bg-opacity-80 transition-all duration-300"
+                      >
+                        <Plus size={18} weight="bold" />
+                        <p className="text-sidebar text-sm font-semibold">
+                          {t("new-workspace.title")}
+                        </p>
+                      </button>
+                    )}
+                  </div>
+                  <ActiveWorkspaces />
                 </div>
-                <ActiveWorkspaces />
               </div>
-            </div>
-            <div className="absolute bottom-0 left-0 right-0 pt-4 pb-3 rounded-b-[16px] bg-theme-bg-sidebar bg-opacity-80 backdrop-filter backdrop-blur-md z-10">
-              <Footer />
+              <div className="absolute bottom-0 left-0 right-0 pt-4 pb-3 rounded-b-[16px] bg-theme-bg-sidebar bg-opacity-80 backdrop-filter backdrop-blur-md z-1">
+                <Footer />
+              </div>
             </div>
           </div>
         </div>
+        {showingNewWsModal && <NewWorkspaceModal hideModal={hideNewWsModal} />}
       </div>
-      {showingNewWsModal && <NewWorkspaceModal hideModal={hideNewWsModal} />}
-    </div>
+    </>
   );
 }
 
diff --git a/frontend/src/components/WorkspaceChat/ChatContainer/index.jsx b/frontend/src/components/WorkspaceChat/ChatContainer/index.jsx
index ad109e74e55..b0ffcbfc88f 100644
--- a/frontend/src/components/WorkspaceChat/ChatContainer/index.jsx
+++ b/frontend/src/components/WorkspaceChat/ChatContainer/index.jsx
@@ -264,7 +264,7 @@ export default function ChatContainer({ workspace, knownHistory = [] }) {
   return (
     <div
       style={{ height: isMobile ? "100%" : "calc(100% - 32px)" }}
-      className="transition-all duration-500 relative md:ml-[2px] md:mr-[16px] md:my-[16px] md:rounded-[16px] bg-theme-bg-secondary w-full h-full overflow-y-scroll no-scroll"
+      className="transition-all duration-500 relative md:ml-[2px] md:mr-[16px] md:my-[16px] md:rounded-[16px] bg-theme-bg-secondary w-full h-full overflow-y-scroll no-scroll z-[2]"
     >
       {isMobile && <SidebarMobileHeader />}
       <DnDFileUploaderWrapper>