diff --git a/DESIGN-claude-connector.md b/DESIGN-claude-connector.md
index e9626460..bec8757a 100644
--- a/DESIGN-claude-connector.md
+++ b/DESIGN-claude-connector.md
@@ -96,7 +96,7 @@ Claude Desktop ─stdio─► stdio-shim.cjs ──HTTP────────
 
 | call | does |
 | --- | --- |
-| `list()` | every tab: id, title, url, kind (`web`/`settings`/`addon`/`home`), active, pending |
+| `list()` | every tab: id, title, url, kind (`web`/`settings`/`addon`/`home`), active, pending; then the left sidebar's web app (Telegram, WhatsApp, X, the AI chat) as tab `0` with `sidebar: <app name>`, while it holds a web page. It is one view, not a tab, and runs the web tabs' preload, so it hands out nothing a tab doesn't; it comes last so it is never taken for the active tab. `activate` reopens the panel, `close` closes it, `navigate` loads in it |
 | `webContents(id)` | the tab's webContents, after loading a dormant tab and thawing a frozen one; throws for non-web tabs |
 | `open(url, {background})` | new tab through main's own `createTab` (so BCNR names resolve as typed) |
 | `navigate(id, url)` | main's `navigateTab` |
diff --git a/bundled-addons/claude-connector/lib/tools.cjs b/bundled-addons/claude-connector/lib/tools.cjs
index a1b338aa..d9e3d33c 100644
--- a/bundled-addons/claude-connector/lib/tools.cjs
+++ b/bundled-addons/claude-connector/lib/tools.cjs
@@ -151,7 +151,7 @@ class Controller {
         const rows = this.tabControl.list().map((t) => {
           const o = originOf(t.url);
           const approved = o && this.policy.isAllowed(o);
-          const base = { id: t.id, active: t.active, window: t.window, kind: t.kind, controlled: this.drivers.has(t.id) };
+          const base = { id: t.id, active: t.active, window: t.window, kind: t.kind, controlled: this.drivers.has(t.id), ...(t.sidebar ? { sidebar: t.sidebar } : {}) };
           if (t.kind !== "web") return { ...base, title: t.kind === "settings" ? "Settings" : t.title };
           return approved ? { ...base, title: t.title, url: t.url } : { ...base, host: hostOf(t.url), approved: false };
         });
diff --git a/main.js b/main.js
index 369cbac1..c3a09f03 100644
--- a/main.js
+++ b/main.js
@@ -3212,13 +3212,35 @@ function tabControlKind(t) {
   const u = (t.pending && t.pending.url) || (() => { try { return t.view.webContents.getURL(); } catch { return ""; } })() || t.url || "";
   return /^(?:https?|bns):\/\//i.test(u) ? "web" : "home";
 }
+// The left sidebar's web app (Telegram, WhatsApp, X, the AI chat) is one
+// view, not a tab. While it holds a web page the connector sees it as tab 0,
+// listed last so it is never taken for "the active tab". It runs the same
+// preload as a web tab, so it hands out nothing a tab doesn't.
+const SIDEBAR_CTRL_ID = 0;
+let lastQuickLinkId = null;    // the web app the panel last showed, to reopen it
+function sidebarCtrlEntry() {
+  if (!quickPanel) return null;
+  const wc = quickPanel.webContents;
+  let url = "", title = "";
+  try { url = wc.getURL(); title = wc.getTitle(); } catch { return null; }
+  if (!/^(?:https?|bns):\/\//i.test(url)) return null;
+  const qid = activeQuickLinkId || lastQuickLinkId;
+  const L = qid === "llm" ? { title: "AI" } : ((settings.quickLinks || []).find((x) => x.id === qid) || quickLinkFor(url));
+  return { id: SIDEBAR_CTRL_ID, title, url, kind: "web", sidebar: (L && L.title) || "Sidebar", active: !!activeQuickLinkId && !leftPanelId, pending: false, window: 0 };
+}
+function sidebarCtrl(id) {
+  if (Number(id) !== SIDEBAR_CTRL_ID) return null;
+  const e = sidebarCtrlEntry();
+  if (!e) throw new Error("the sidebar has no web app open");
+  return e;
+}
 function tabControlTab(id) {
   const t = tabById(Number(id));
   if (!t) throw new Error(`no tab ${id}`);
   return t;
 }
 const tabControlHook = {
-  list: () => tabs.map((t) => ({
+  list: () => [...tabs.map((t) => ({
     id: t.id,
     title: t.title || "",
     url: (t.pending && t.pending.url) || t.url || "",
@@ -3226,8 +3248,13 @@ const tabControlHook = {
     active: isShownTabId(t.id),
     pending: !!t.pending,
     window: Math.max(0, windows.indexOf(t.w)),
-  })),
+  })), sidebarCtrlEntry()].filter(Boolean),
   webContents: (id) => {
+    if (sidebarCtrl(id)) {
+      const wc = quickPanel.webContents;
+      if (!wc || wc.isDestroyed()) throw new Error("the sidebar is closed");
+      return wc;
+    }
     const t = tabControlTab(id);
     if (tabControlKind(t) !== "web") throw new Error("only web pages can be controlled (not Settings, extension or home tabs)");
     if (t.pending) withWin(t.w, () => materializePending(t));
@@ -3243,6 +3270,12 @@ const tabControlHook = {
     return id;
   },
   navigate: (id, url, addonId) => {
+    if (sidebarCtrl(id)) {
+      if (!/^(?:https?|bns):\/\//i.test(url)) throw new Error("navigate needs an http(s) URL");
+      console.log(`[addons] [${addonId}] navigate the sidebar app`);
+      quickPanel.webContents.loadURL(url).catch(() => {});
+      return;
+    }
     const t = tabControlTab(id);
     if (tabControlKind(t) !== "web") throw new Error("only web pages can be navigated");
     if (!/^(?:https?|bns):\/\//i.test(url)) throw new Error("navigate needs an http(s) URL");
@@ -3250,12 +3283,17 @@ const tabControlHook = {
     return withWin(t.w, () => navigateTab(t.id, url));
   },
   close: (id, addonId) => {
+    if (sidebarCtrl(id)) { console.log(`[addons] [${addonId}] close the sidebar app`); closeQuickPanel(); return; }
     const t = tabControlTab(id);
     if (tabControlKind(t) !== "web") throw new Error("only web tabs can be closed");
     console.log(`[addons] [${addonId}] close tab ${t.id}`);
     closeTab(t.id);
   },
-  activate: (id) => { const t = tabControlTab(id); setActive(t.id); },
+  activate: (id) => {
+    const e = sidebarCtrl(id);
+    if (e) { const q = activeQuickLinkId || lastQuickLinkId || quickLinkFor(e.url)?.id; if (q && !e.active) openQuickPanel(q); return; }
+    const t = tabControlTab(id); setActive(t.id);
+  },
   setStatus: (st) => {
     const next = {
       connected: !!st.connected,
@@ -10267,6 +10305,7 @@ function openQuickPanel(id, at) {
   if (leftPanelId) closeLeftPanel();
   if (activeQuickLinkId !== id) leftPanelMax = false;
   activeQuickLinkId = id;
+  lastQuickLinkId = id;
   try {
     const cur = quickPanel.webContents.getURL();
     // Only re-navigate when the panel isn't already showing this origin —