diff --git a/src/App.vue b/src/App.vue
index 6b7c56be0..a6ff7c4f4 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -17,6 +17,7 @@ import { computed, onMounted } from 'vue'
 import GlobalDialog from '@/components/dialog/GlobalDialog.vue'
 import config from '@/config'
 import { t } from '@/i18n'
+import { useSettingStore } from '@/platform/settings/settingStore'
 import { useWorkflowStore } from '@/platform/workflow/management/stores/workflowStore'
 import { app } from '@/scripts/app'
 import { useDialogService } from '@/services/dialogService'
@@ -47,7 +48,7 @@ const showContextMenu = (event: MouseEvent) => {
   }
 }
 
-onMounted(() => {
+onMounted(async () => {
   window['__COMFYUI_FRONTEND_VERSION__'] = config.app_version
 
   if (isElectron()) {
@@ -77,5 +78,17 @@ onMounted(() => {
   // Initialize conflict detection in background
   // This runs async and doesn't block UI setup
   void conflictDetection.initializeConflictDetection()
+
+  // Show cloud notification for macOS desktop users (one-time)
+  const isMacOS = navigator.platform.toLowerCase().includes('mac')
+  const settingStore = useSettingStore()
+  const hasShownNotification = settingStore.get(
+    'Comfy.Desktop.CloudNotificationShown'
+  )
+
+  if (isElectron() && isMacOS && !hasShownNotification) {
+    dialogService.showCloudNotification()
+    await settingStore.set('Comfy.Desktop.CloudNotificationShown', true)
+  }
 })
 </script>
diff --git a/src/components/dialog/content/CloudNotificationContent.vue b/src/components/dialog/content/CloudNotificationContent.vue
new file mode 100644
index 000000000..657d9dcb9
--- /dev/null
+++ b/src/components/dialog/content/CloudNotificationContent.vue
@@ -0,0 +1,104 @@
+<template>
+  <div class="w-[480px] p-6">
+    <!-- Header with Logo -->
+    <div class="mb-6">
+      <div class="mb-2 flex items-center gap-3">
+        <img
+          src="/assets/images/comfy-cloud-logo.svg"
+          alt="Comfy Cloud"
+          class="h-8 w-8 shrink-0"
+        />
+        <h1 class="text-2xl font-semibold">
+          {{ t('cloudNotification.title') }}
+        </h1>
+      </div>
+      <p class="text-base text-muted">
+        {{ t('cloudNotification.message') }}
+      </p>
+    </div>
+
+    <!-- Features -->
+    <div class="mb-6 space-y-4">
+      <div class="flex gap-3">
+        <i class="pi pi-check-circle mt-0.5 shrink-0 text-xl text-blue-500"></i>
+        <div class="flex-1">
+          <div class="mb-1 font-medium">
+            {{ t('cloudNotification.feature1Title') }}
+          </div>
+          <div class="text-sm text-muted">
+            {{ t('cloudNotification.feature1') }}
+          </div>
+        </div>
+      </div>
+
+      <div class="flex gap-3">
+        <i class="pi pi-server mt-0.5 shrink-0 text-xl text-blue-500"></i>
+        <div class="flex-1">
+          <div class="mb-1 font-medium">
+            {{ t('cloudNotification.feature2Title') }}
+          </div>
+          <div class="text-sm text-muted">
+            {{ t('cloudNotification.feature2') }}
+          </div>
+        </div>
+      </div>
+
+      <div class="flex gap-3">
+        <i class="pi pi-tag mt-0.5 shrink-0 text-xl text-blue-500"></i>
+        <div class="flex-1">
+          <div class="mb-1 font-medium">
+            {{ t('cloudNotification.feature3Title') }}
+          </div>
+          <div class="text-sm text-muted">
+            {{ t('cloudNotification.feature3') }}
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- Footer Note -->
+    <div
+      class="mb-6 rounded border-l-2 border-blue-500 bg-blue-500/5 py-2.5 pl-3 pr-4"
+    >
+      <p class="whitespace-pre-line text-sm text-muted">
+        {{ t('cloudNotification.feature4') }}
+      </p>
+    </div>
+
+    <!-- Actions -->
+    <div class="flex gap-3">
+      <Button
+        :label="t('cloudNotification.continueLocally')"
+        severity="secondary"
+        outlined
+        class="flex-1"
+        @click="onDismiss"
+      />
+      <Button
+        :label="t('cloudNotification.exploreCloud')"
+        icon="pi pi-arrow-right"
+        icon-pos="right"
+        class="flex-1"
+        @click="onExplore"
+      />
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import Button from 'primevue/button'
+import { useI18n } from 'vue-i18n'
+
+import { useDialogStore } from '@/stores/dialogStore'
+
+const { t } = useI18n()
+
+const onDismiss = () => {
+  useDialogStore().closeDialog()
+}
+
+const onExplore = () => {
+  window.open('https://www.comfy.org/cloud', '_blank')
+  useDialogStore().closeDialog()
+}
+</script>
diff --git a/src/components/topbar/TopbarBadges.vue b/src/components/topbar/TopbarBadges.vue
index 301973960..de0d8386f 100644
--- a/src/components/topbar/TopbarBadges.vue
+++ b/src/components/topbar/TopbarBadges.vue
@@ -1,5 +1,22 @@
 <template>
   <div class="flex h-full shrink-0 items-center">
+    <!-- Cloud Notification Badge for Desktop -->
+    <div
+      v-if="cloudBadge"
+      class="relative inline-flex h-full shrink-0 cursor-pointer items-center justify-center gap-2 px-3 transition-opacity hover:opacity-70"
+      @click="handleCloudBadgeClick"
+    >
+      <div
+        class="rounded-full bg-white px-1.5 py-0.5 text-xxxs font-semibold text-black"
+      >
+        {{ t('cloudNotification.badgeLabel') }}
+      </div>
+      <div v-if="displayMode !== 'icon-only'" class="text-sm font-inter">
+        {{ t('cloudNotification.badgeText') }}
+      </div>
+    </div>
+
+    <!-- Extension Badges -->
     <TopbarBadge
       v-for="badge in topbarBadgeStore.badges"
       :key="badge.text"
@@ -14,8 +31,13 @@
 <script lang="ts" setup>
 import { breakpointsTailwind, useBreakpoints } from '@vueuse/core'
 import { computed } from 'vue'
+import { useI18n } from 'vue-i18n'
 
+import { useSettingStore } from '@/platform/settings/settingStore'
+import { useDialogService } from '@/services/dialogService'
 import { useTopbarBadgeStore } from '@/stores/topbarBadgeStore'
+import type { TopbarBadge as TopbarBadgeType } from '@/types/comfy'
+import { isElectron } from '@/utils/envUtil'
 
 import TopbarBadge from './TopbarBadge.vue'
 
@@ -41,4 +63,35 @@ const displayMode = computed<'full' | 'compact' | 'icon-only'>(() => {
 })
 
 const topbarBadgeStore = useTopbarBadgeStore()
+
+// Cloud notification badge
+const { t } = useI18n()
+const settingStore = useSettingStore()
+const dialogService = useDialogService()
+
+const isMacOS = computed(() => navigator.platform.toLowerCase().includes('mac'))
+
+const hasShownNotification = computed(() =>
+  settingStore.get('Comfy.Desktop.CloudNotificationShown')
+)
+
+const shouldShowCloudBadge = computed(
+  () => isElectron() && isMacOS.value && hasShownNotification.value
+)
+
+const cloudBadge = computed<TopbarBadgeType | null>(() => {
+  if (!shouldShowCloudBadge.value) return null
+
+  return {
+    text: 'Discover Comfy Cloud',
+    label: 'NEW',
+    icon: 'pi pi-cloud',
+    variant: 'info',
+    tooltip: 'Learn about Comfy Cloud'
+  }
+})
+
+const handleCloudBadgeClick = () => {
+  dialogService.showCloudNotification()
+}
 </script>
diff --git a/src/locales/en/main.json b/src/locales/en/main.json
index 45c27782d..1a557b675 100644
--- a/src/locales/en/main.json
+++ b/src/locales/en/main.json
@@ -2212,5 +2212,21 @@
       "description": "This workflow uses custom nodes you haven't installed yet.",
       "replacementInstruction": "Install these nodes to run this workflow, or replace them with installed alternatives. Missing nodes are highlighted in red on the canvas."
     }
+  },
+  "cloudNotification": {
+    "title": "Discover Comfy Cloud",
+    "message": "Get access to industry-grade GPUs and run workflows up to 10x faster",
+    "feature1Title": "No Setup Required",
+    "feature1": "Start creating instantly with popular models pre-installed",
+    "feature2Title": "Powerful GPUs",
+    "feature2": "A100 and RTX PRO 6000 GPUs for heavy video models",
+    "feature3Title": "$20/month",
+    "feature3": "Simple subscription with unlimited workflow runs",
+    "feature4": "ComfyUI stays free and open source.\nCloud is optional—for instant access to high-end GPUs.",
+    "continueLocally": "Continue Locally",
+    "exploreCloud": "Explore Cloud",
+    "badgeTooltip": "Learn about Comfy Cloud",
+    "badgeLabel": "NEW",
+    "badgeText": "Discover Comfy Cloud"
   }
 }
\ No newline at end of file
diff --git a/src/platform/settings/constants/coreSettings.ts b/src/platform/settings/constants/coreSettings.ts
index 0493f2f00..9a361e2c3 100644
--- a/src/platform/settings/constants/coreSettings.ts
+++ b/src/platform/settings/constants/coreSettings.ts
@@ -293,6 +293,12 @@ export const CORE_SETTINGS: SettingParams[] = [
     type: 'boolean',
     defaultValue: true
   },
+  {
+    id: 'Comfy.Desktop.CloudNotificationShown',
+    name: 'Cloud notification shown',
+    type: 'boolean',
+    defaultValue: false
+  },
   {
     id: 'Comfy.Graph.ZoomSpeed',
     category: ['LiteGraph', 'Canvas', 'ZoomSpeed'],
diff --git a/src/schemas/apiSchema.ts b/src/schemas/apiSchema.ts
index abf2a0b78..6406b6f55 100644
--- a/src/schemas/apiSchema.ts
+++ b/src/schemas/apiSchema.ts
@@ -374,6 +374,7 @@ const zSettings = z.object({
   'Comfy.Workflow.ShowMissingNodesWarning': z.boolean(),
   'Comfy.Workflow.ShowMissingModelsWarning': z.boolean(),
   'Comfy.Workflow.WarnBlueprintOverwrite': z.boolean(),
+  'Comfy.Desktop.CloudNotificationShown': z.boolean(),
   'Comfy.DisableFloatRounding': z.boolean(),
   'Comfy.DisableSliders': z.boolean(),
   'Comfy.DOMClippingEnabled': z.boolean(),
diff --git a/src/services/dialogService.ts b/src/services/dialogService.ts
index ff08ad154..c4c9d8848 100644
--- a/src/services/dialogService.ts
+++ b/src/services/dialogService.ts
@@ -2,6 +2,7 @@ import { merge } from 'es-toolkit/compat'
 import type { Component } from 'vue'
 
 import ApiNodesSignInContent from '@/components/dialog/content/ApiNodesSignInContent.vue'
+import CloudNotificationContent from '@/components/dialog/content/CloudNotificationContent.vue'
 import MissingNodesContent from '@/components/dialog/content/MissingNodesContent.vue'
 import MissingNodesFooter from '@/components/dialog/content/MissingNodesFooter.vue'
 import MissingNodesHeader from '@/components/dialog/content/MissingNodesHeader.vue'
@@ -541,6 +542,16 @@ export const useDialogService = () => {
     show()
   }
 
+  function showCloudNotification() {
+    dialogStore.showDialog({
+      key: 'global-cloud-notification',
+      component: CloudNotificationContent,
+      dialogComponentProps: {
+        closable: true
+      }
+    })
+  }
+
   return {
     showLoadWorkflowWarning,
     showMissingModelsWarning,
@@ -555,6 +566,7 @@ export const useDialogService = () => {
     showTopUpCreditsDialog,
     showUpdatePasswordDialog,
     showExtensionDialog,
+    showCloudNotification,
     prompt,
     showErrorDialog,
     confirm,