diff --git a/README.md b/README.md
index cf17ce2de..21cf58f88 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,10 @@ Or fork & run on Vercel
 
 [//]: # (big-AGI is an open book; see the **[ready-to-ship and future ideas](https://github.com/users/enricoros/projects/4/views/2)** in our open roadmap)
 
+### What's New in 1.16.1 · May 13, 2024 (minor release, models support)
+
+- Support for the new OpenAI GPT-4o 2024-05-13 model
+
 ### What's New in 1.16.0 · May 9, 2024 · Crystal Clear
 
 - [Beam](https://big-agi.com/blog/beam-multi-model-ai-reasoning) core and UX improvements based on user feedback
diff --git a/docs/changelog.md b/docs/changelog.md
index 78d2f9a3b..148e322ae 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -10,6 +10,10 @@ by release.
 - milestone: [1.17.0](https://github.com/enricoros/big-agi/milestone/17)
 - work in progress: [big-AGI open roadmap](https://github.com/users/enricoros/projects/4/views/2), [help here](https://github.com/users/enricoros/projects/4/views/4)
 
+### What's New in 1.16.1 · May 13, 2024 (minor release, models support)
+
+- Support for the new OpenAI GPT-4o 2024-05-13 model
+
 ### What's New in 1.16.0 · May 9, 2024 · Crystal Clear
 
 - [Beam](https://big-agi.com/blog/beam-multi-model-ai-reasoning) core and UX improvements based on user feedback
diff --git a/pages/info/debug.tsx b/pages/info/debug.tsx
index 7707812e0..43fafee01 100644
--- a/pages/info/debug.tsx
+++ b/pages/info/debug.tsx
@@ -17,7 +17,7 @@ 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';
+import { incrementalNewsVersion, useAppNewsStateStore } from '../../src/apps/news/news.version';
 
 // capabilities access
 import { useCapabilityBrowserSpeechRecognition, useCapabilityElevenLabs, useCapabilityTextToImage } from '~/common/components/useCapabilities';
@@ -81,7 +81,8 @@ function AppDebug() {
   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();
+  const { lastSeenNewsVersion } = useAppNewsStateStore.getState();
+  const { usageCount } = useAppStateStore.getState();
 
 
   // derived state
diff --git a/src/apps/news/news.data.tsx b/src/apps/news/news.data.tsx
index 3e8c37bca..8c6697b24 100644
--- a/src/apps/news/news.data.tsx
+++ b/src/apps/news/news.data.tsx
@@ -60,9 +60,10 @@ export const NewsItems: NewsItem[] = [
     ]
   }*/
   {
-    versionCode: '1.16',
+    versionCode: '1.16.1',
     versionName: 'Crystal Clear',
-    versionDate: new Date('2024-05-09T00:00:00Z'),
+    versionDate: new Date('2024-05-13T19:00:00Z'),
+    // versionDate: new Date('2024-05-09T00:00:00Z'),
     versionCoverImage: coverV116,
     items: [
       { text: <><B href={beamBlogUrl} wow>Beam</B> core and UX improvements based on user feedback</>, issue: 470, icon: ChatBeamIcon },
@@ -74,6 +75,7 @@ export const NewsItems: NewsItem[] = [
       { text: <>More: <B issue={517}>code soft-wrap</B>, selection toolbar, <B issue={507}>3x faster</B> on Apple silicon</>, issue: 507 },
       { text: <>Updated <B>Anthropic</B>*, <B>Groq</B>, <B>Ollama</B>, <B>OpenAI</B>*, <B>OpenRouter</B>*, and <B>Perplexity</B></> },
       { text: <>Developers: update LLMs data structures</>, dev: true },
+      { text: <>1.16.1: Support for <B>OpenAI GPT-4o</B></> },
     ],
   },
   {
diff --git a/src/apps/news/news.version.tsx b/src/apps/news/news.version.tsx
index 3b129d03e..29d6f97e3 100644
--- a/src/apps/news/news.version.tsx
+++ b/src/apps/news/news.version.tsx
@@ -1,21 +1,40 @@
 // NOTE: this is a separate file to help with bundle tracing, as it's included by the ProviderBootstrapLogic (i.e. by All pages)
 
-// update this variable every time you want to broadcast a new version to clients
+import { create } from 'zustand';
+import { persist } from 'zustand/middleware';
+
 import { useAppStateStore } from '~/common/state/store-appstate';
 
 
-export const incrementalNewsVersion: number = 15;
+// update this variable every time you want to broadcast a new version to clients
+export const incrementalNewsVersion: number = 16.1;
+
+
+interface NewsState {
+  lastSeenNewsVersion: number;
+}
+
+export const useAppNewsStateStore = create<NewsState>()(
+  persist(
+    (set) => ({
+      lastSeenNewsVersion: 0,
+    }),
+    {
+      name: 'app-news',
+    },
+  ),
+);
 
 
 export function shallRedirectToNews() {
-  const { usageCount, lastSeenNewsVersion } = useAppStateStore.getState();
+  const { lastSeenNewsVersion } = useAppNewsStateStore.getState();
+  const { usageCount } = useAppStateStore.getState();
   const isNewsOutdated = (lastSeenNewsVersion || 0) < incrementalNewsVersion;
   return isNewsOutdated && usageCount > 2;
 }
 
 export function markNewsAsSeen() {
-  const { setLastSeenNewsVersion } = useAppStateStore.getState();
-  setLastSeenNewsVersion(incrementalNewsVersion);
+  useAppNewsStateStore.setState({ lastSeenNewsVersion: incrementalNewsVersion });
 }
 
 
diff --git a/src/common/state/store-appstate.ts b/src/common/state/store-appstate.ts
index 0d7816bd5..0e3ff9308 100644
--- a/src/common/state/store-appstate.ts
+++ b/src/common/state/store-appstate.ts
@@ -6,24 +6,13 @@ import { persist } from 'zustand/middleware';
 
 interface AppStateData {
   usageCount: number;
-  lastSeenNewsVersion: number;
-  // suppressedItems: Record<string, boolean>;
 }
 
-interface AppStateActions {
-  setLastSeenNewsVersion: (version: number) => void;
-}
-
-
-export const useAppStateStore = create<AppStateData & AppStateActions>()(
+export const useAppStateStore = create<AppStateData>()(
   persist(
     (set) => ({
 
       usageCount: 0,
-      lastSeenNewsVersion: 0,
-      // suppressedItems: {},
-
-      setLastSeenNewsVersion: (version: number) => set({ lastSeenNewsVersion: version }),
 
     }),
     {