diff --git a/pages/info/debug.tsx b/pages/info/debug.tsx
new file mode 100644
index 000000000..3c8c06bfb
--- /dev/null
+++ b/pages/info/debug.tsx
@@ -0,0 +1,164 @@
+import * as React from 'react';
+import { fileSave } from 'browser-fs-access';
+
+import { Box, Button, Card, CardContent, Typography } from '@mui/joy';
+import DownloadIcon from '@mui/icons-material/Download';
+
+import { AppPlaceholder } from '../../src/apps/AppPlaceholder';
+
+import { backendCaps } from '~/modules/backend/state-backend';
+
+import { withLayout } from '~/common/layout/withLayout';
+
+
+// app config
+import { Brand } from '~/common/app.config';
+import { ROUTE_APP_CHAT, ROUTE_INDEX } from '~/common/app.routes';
+
+// apps access
+import { incrementalNewsVersion } from '../../src/apps/news/news.version';
+
+// capabilities access
+import { useCapabilityBrowserSpeechRecognition, useCapabilityElevenLabs, useCapabilityTextToImage } from '~/common/components/useCapabilities';
+
+// stores access
+import { getLLMsDebugInfo } from '~/modules/llms/store-llms';
+import { useAppStateStore } from '~/common/state/store-appstate';
+import { useChatStore } from '~/common/state/store-chats';
+import { useFolderStore } from '~/common/state/store-folders';
+import { useUXLabsStore } from '~/common/state/store-ux-labs';
+
+// utils access
+import { clientHostName, isChromeDesktop, isFirefox, isIPhoneUser, isMacUser, isPwa, isVercelFromBackend, isVercelFromFrontend } from '~/common/util/pwaUtils';
+import { supportsClipboardRead } from '~/common/util/clipboardUtils';
+import { supportsScreenCapture } from '~/common/util/screenCaptureUtils';
+
+
+function DebugCard(props: { title: string, children: React.ReactNode }) {
+  return (
+    <Box>
+      <Typography level='title-lg'>
+        {props.title}
+      </Typography>
+      {props.children}
+    </Box>
+  );
+}
+
+function prettifyJsonString(jsonString: string, deleteChars: number, removeDoubleQuotes: boolean, removeTrailComma: boolean): string {
+  return jsonString.split('\n').map(l => {
+    if (deleteChars > 0)
+      l = l.substring(deleteChars);
+    if (removeDoubleQuotes)
+      l = l.replaceAll('\"', '');
+    if (removeTrailComma && l.endsWith(','))
+      l = l.substring(0, l.length - 1);
+    return l;
+  }).join('\n').trim();
+}
+
+function DebugJsonCard(props: { title: string, data: any }) {
+  return (
+    <DebugCard title={props.title}>
+      <Typography level='body-sm' sx={{ whiteSpace: 'break-spaces', fontFamily: 'code', fontSize: { xs: 'xs' } }}>
+        {prettifyJsonString(JSON.stringify(props.data, null, 2), 2, true, true)}
+      </Typography>
+    </DebugCard>
+  );
+}
+
+
+function AppDebug() {
+
+  // state
+  const [saved, setSaved] = React.useState(false);
+
+  // external state
+  const backendCapabilities = backendCaps();
+  const chatsCount = useChatStore.getState().conversations?.length;
+  const uxLabsExperiments = Object.entries(useUXLabsStore.getState()).filter(([_k, v]) => v === true).map(([k, _]) => k).join(', ');
+  const { folders, enableFolders } = useFolderStore.getState();
+  const { lastSeenNewsVersion, usageCount } = useAppStateStore.getState();
+
+
+  // derived state
+  const cClient = {
+    // isBrowser,
+    isChromeDesktop,
+    isFirefox,
+    isIPhone: isIPhoneUser,
+    isMac: isMacUser,
+    isPWA: isPwa(),
+    supportsClipboardPaste: supportsClipboardRead,
+    supportsScreenCapture,
+  };
+  const cProduct = {
+    capabilities: {
+      mic: useCapabilityBrowserSpeechRecognition(),
+      elevenLabs: useCapabilityElevenLabs(),
+      textToImage: useCapabilityTextToImage(),
+    },
+    models: getLLMsDebugInfo(),
+    state: {
+      chatsCount,
+      foldersCount: folders?.length,
+      foldersEnabled: enableFolders,
+      newsCurrent: incrementalNewsVersion,
+      newsSeen: lastSeenNewsVersion,
+      labsActive: uxLabsExperiments,
+      reloads: usageCount,
+    },
+  };
+  const cBackend = {
+    configuration: backendCapabilities,
+    deployment: {
+      home: Brand.URIs.Home,
+      hostName: clientHostName(),
+      isVercelFromBackend,
+      isVercelFromFrontend,
+      routeIndex: ROUTE_INDEX,
+      routeChat: ROUTE_APP_CHAT,
+    },
+  };
+
+  const handleDownload = async () => {
+    fileSave(
+      new Blob([JSON.stringify({ client: cClient, agi: cProduct, backend: cBackend }, null, 2)], { type: 'application/json' }),
+      { fileName: `big-agi-debug-${new Date().toISOString().replace(/:/g, '-')}.json`, extensions: ['.json'] },
+    )
+      .then(() => setSaved(true))
+      .catch(e => console.error('Error saving debug.json', e));
+  };
+
+  return (
+    <AppPlaceholder title={`${Brand.Title.Common} Debug`}>
+      <Box sx={{ display: 'grid', gap: 3, my: 3 }}>
+        <Button
+          variant={saved ? 'soft' : 'outlined'} color={saved ? 'success' : 'neutral'}
+          onClick={handleDownload}
+          endDecorator={<DownloadIcon />}
+          sx={{
+            backgroundColor: saved ? undefined : 'background.surface',
+            boxShadow: 'sm',
+            placeSelf: 'start',
+            minWidth: 260,
+          }}
+        >
+          Download debug JSON
+        </Button>
+        <Card>
+          <CardContent sx={{ display: 'grid', gap: 3 }}>
+            <DebugJsonCard title='Client' data={cClient} />
+            <DebugJsonCard title='AGI' data={cProduct} />
+            <DebugJsonCard title='Backend' data={cBackend} />
+          </CardContent>
+        </Card>
+      </Box>
+    </AppPlaceholder>
+  );
+}
+
+
+export default function DebugPage() {
+  return withLayout({ type: 'plain' }, <AppDebug />);
+};
\ No newline at end of file
diff --git a/src/modules/llms/store-llms.ts b/src/modules/llms/store-llms.ts
index 2e6e7356e..f4b7c7535 100644
--- a/src/modules/llms/store-llms.ts
+++ b/src/modules/llms/store-llms.ts
@@ -342,4 +342,9 @@ export function useChatLLM() {
     const chatLLM = chatLLMId ? state.llms.find(llm => llm.id === chatLLMId) ?? null : null;
     return { chatLLM };
   }, shallow);
+}
+
+export function getLLMsDebugInfo() {
+  const { llms, sources, chatLLMId, fastLLMId, funcLLMId } = useModelsStore.getState();
+  return { sources: sources.length, llmsCount: llms.length, chatId: chatLLMId, fastId: fastLLMId, funcId: funcLLMId };
 }
\ No newline at end of file