From eb686b06898446425c6b14c916af732765890f2a Mon Sep 17 00:00:00 2001
From: Noah Gregory <noah@wts.dev>
Date: Mon, 16 Mar 2026 03:48:06 -0400
Subject: [PATCH 1/3] fix: don't just show the creation time for threads in
 sidebar

---
 apps/web/src/components/Sidebar.tsx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/apps/web/src/components/Sidebar.tsx b/apps/web/src/components/Sidebar.tsx
index 1b43eb4c18..4eb3f42fc6 100644
--- a/apps/web/src/components/Sidebar.tsx
+++ b/apps/web/src/components/Sidebar.tsx
@@ -1551,7 +1551,11 @@ export default function Sidebar() {
                                               : "text-muted-foreground/40"
                                           }`}
                                         >
-                                          {formatRelativeTime(thread.createdAt)}
+                                          {formatRelativeTime(
+                                            thread.lastVisitedAt ??
+                                              thread.latestTurn?.completedAt ??
+                                              thread.createdAt,
+                                          )}
                                         </span>
                                       </div>
                                     </SidebarMenuSubButton>

From ef379747d39a9358a32d0a57bde16779eac908c2 Mon Sep 17 00:00:00 2001
From: Noah Gregory <noah@wts.dev>
Date: Mon, 16 Mar 2026 03:57:16 -0400
Subject: [PATCH 2/3] fix: use last message created date in sidebar

---
 apps/web/src/components/Sidebar.tsx | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/apps/web/src/components/Sidebar.tsx b/apps/web/src/components/Sidebar.tsx
index 4eb3f42fc6..d99d9a96d1 100644
--- a/apps/web/src/components/Sidebar.tsx
+++ b/apps/web/src/components/Sidebar.tsx
@@ -1552,9 +1552,7 @@ export default function Sidebar() {
                                           }`}
                                         >
                                           {formatRelativeTime(
-                                            thread.lastVisitedAt ??
-                                              thread.latestTurn?.completedAt ??
-                                              thread.createdAt,
+                                            thread.messages.at(-1)?.createdAt ?? thread.createdAt,
                                           )}
                                         </span>
                                       </div>

From 6bd3fff52844c2706d89372f4dbfff8141665e99 Mon Sep 17 00:00:00 2001
From: jamesx0416 <jamesx0416@outlook.com>
Date: Tue, 17 Mar 2026 16:11:24 +1100
Subject: [PATCH 3/3] sort sidebar threads by latest visible message time

---
 apps/web/src/components/Sidebar.tsx | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/apps/web/src/components/Sidebar.tsx b/apps/web/src/components/Sidebar.tsx
index d99d9a96d1..0f8427f504 100644
--- a/apps/web/src/components/Sidebar.tsx
+++ b/apps/web/src/components/Sidebar.tsx
@@ -386,8 +386,9 @@ export default function Sidebar() {
       const latestThread = threads
         .filter((thread) => thread.projectId === projectId)
         .toSorted((a, b) => {
-          const byDate = new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime();
-          if (byDate !== 0) return byDate;
+          const aTime = a.messages.at(-1)?.createdAt ?? a.createdAt;
+          const bTime = b.messages.at(-1)?.createdAt ?? b.createdAt;
+          if (aTime !== bTime) return bTime.localeCompare(aTime);
           return b.id.localeCompare(a.id);
         })[0];
       if (!latestThread) return;
@@ -1296,9 +1297,9 @@ export default function Sidebar() {
                   const projectThreads = threads
                     .filter((thread) => thread.projectId === project.id)
                     .toSorted((a, b) => {
-                      const byDate =
-                        new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime();
-                      if (byDate !== 0) return byDate;
+                      const aTime = a.messages.at(-1)?.createdAt ?? a.createdAt;
+                      const bTime = b.messages.at(-1)?.createdAt ?? b.createdAt;
+                      if (aTime !== bTime) return bTime.localeCompare(aTime);
                       return b.id.localeCompare(a.id);
                     });
                   const isThreadListExpanded = expandedThreadListsByProject.has(project.id);