diff --git a/frontend/src/api/activity.ts b/frontend/src/api/activity.ts
new file mode 100644
index 000000000..ac7fa9bc2
--- /dev/null
+++ b/frontend/src/api/activity.ts
@@ -0,0 +1,15 @@
+import { apiClient } from '../services/apiClient';
+
+export interface ActivityEvent {
+  id: string;
+  type: 'completed' | 'submitted' | 'posted' | 'review';
+  username: string;
+  avatar_url?: string | null;
+  detail: string;
+  timestamp: string;
+}
+
+export async function listActivity(limit?: number): Promise<ActivityEvent[]> {
+  const params = limit ? { limit } : {};
+  return apiClient.get<ActivityEvent[]>('/activity', { params });
+}
\ No newline at end of file
diff --git a/frontend/src/hooks/useActivity.ts b/frontend/src/hooks/useActivity.ts
new file mode 100644
index 000000000..2cae9841c
--- /dev/null
+++ b/frontend/src/hooks/useActivity.ts
@@ -0,0 +1,13 @@
+import { useQuery } from '@tanstack/react-query';
+import { listActivity } from '../api/activity';
+import type { ActivityEvent } from '../api/activity';
+
+export function useActivity() {
+  return useQuery<ActivityEvent[]>({
+    queryKey: ['activity'],
+    queryFn: () => listActivity(10),
+    refetchInterval: 30_000,
+    staleTime: 30_000,
+    retry: 1,
+  });
+}
\ No newline at end of file
diff --git a/frontend/src/pages/HomePage.tsx b/frontend/src/pages/HomePage.tsx
index 180849b3f..b82b97869 100644
--- a/frontend/src/pages/HomePage.tsx
+++ b/frontend/src/pages/HomePage.tsx
@@ -5,15 +5,18 @@ import { ActivityFeed } from '../components/home/ActivityFeed';
 import { HowItWorksCondensed } from '../components/home/HowItWorksCondensed';
 import { FeaturedBounties } from '../components/home/FeaturedBounties';
 import { WhySolFoundry } from '../components/home/WhySolFoundry';
+import { useActivity } from '../hooks/useActivity';
 
 export function HomePage() {
+  const { data: activityEvents } = useActivity();
+
   return (
     <PageLayout noFooter={false}>
       <HeroSection />
-      <ActivityFeed />
+      <ActivityFeed events={activityEvents} />
       <HowItWorksCondensed />
       <FeaturedBounties />
       <WhySolFoundry />
     </PageLayout>
   );
-}
+}
\ No newline at end of file