diff --git a/packages/ui/src/stores/globalSessions.ts b/packages/ui/src/stores/globalSessions.ts
index 4a6b3bc1..f27a825e 100644
--- a/packages/ui/src/stores/globalSessions.ts
+++ b/packages/ui/src/stores/globalSessions.ts
@@ -75,6 +75,15 @@ const unwrapSessionList = (
     return result.data as GlobalSessionRecord[];
 };
 
+/**
+ * OpenCode's `archived` query flag means "also include archived sessions", not
+ * "return only archived sessions": the server simply drops its
+ * `time_archived IS NULL` condition. Callers that ask for the archived list
+ * expect archived-only records, so narrow the response here, at the data
+ * boundary, instead of leaving every consumer to re-derive it.
+ */
+const isArchivedSession = (session: GlobalSessionRecord): boolean => Boolean(session.time?.archived);
+
 export async function listGlobalSessionPages(
     apiClient: OpencodeClient,
     options: {
@@ -131,15 +140,22 @@ export async function listGlobalSessionPages(
         });
         if (payload.length === 0) break;
 
+        // `appended` tracks pagination progress over the raw response, while
+        // `accepted` holds the records this call actually returns. Filtering
+        // must not feed the pagination guards below, otherwise a page that is
+        // full upstream but mostly non-archived would look like a last page.
         let appended = 0;
+        const accepted: GlobalSessionRecord[] = [];
         for (const session of payload) {
             if (!session?.id || seenIds.has(session.id)) continue;
             seenIds.add(session.id);
-            all.push(session);
             appended += 1;
+            if (options.archived && !isArchivedSession(session)) continue;
+            all.push(session);
+            accepted.push(session);
         }
-        if (appended > 0) {
-            options.onPage?.(payload);
+        if (accepted.length > 0) {
+            options.onPage?.(accepted);
         }
 
         // Stop on partial page — nothing more to fetch.