diff --git a/apps/web/src/chat/working-label.css b/apps/web/src/chat/working-label.css
new file mode 100644
index 000000000..de755144b
--- /dev/null
+++ b/apps/web/src/chat/working-label.css
@@ -0,0 +1,4 @@
+.chat-thread-working {
+  padding: 4px 0 4px 42px;
+  font-size: 13px;
+}
diff --git a/apps/web/src/chat/working-label.tsx b/apps/web/src/chat/working-label.tsx
new file mode 100644
index 000000000..bf18c050d
--- /dev/null
+++ b/apps/web/src/chat/working-label.tsx
@@ -0,0 +1,14 @@
+import { ThinkingLabel } from "@corbits/react-ui";
+
+import "./working-label.css";
+
+const VERBS = ["Thinking…", "Working on it…"];
+
+// Shown under the last message while the worker has a turn open.
+export function WorkingLabel() {
+  return (
+    <div className="chat-thread-working">
+      <ThinkingLabel verbs={VERBS} intervalMs={3000} />
+    </div>
+  );
+}
diff --git a/apps/web/src/pages/workbench-page.tsx b/apps/web/src/pages/workbench-page.tsx
index a58c56ea0..faebfff9d 100644
--- a/apps/web/src/pages/workbench-page.tsx
+++ b/apps/web/src/pages/workbench-page.tsx
@@ -28,6 +28,7 @@ import { VoiceOverlay } from "../voice/voice-overlay";
 import { BenchDrawer } from "../bench/bench-drawer";
 import { BenchPill } from "../bench/bench-pill";
 import { PendingOpeningMessage } from "../bench/pending-opening-message";
+import { WorkingLabel } from "../chat/working-label";
 import { ArtifactsTab } from "../bench/artifacts-tab";
 import { markTurnPending, useWorkerStatus } from "../worker-status";
 import { GrantsTab } from "../bench/grants-tab";
@@ -325,6 +326,7 @@ function Workbench({ workbenchTenantId }: { readonly workbenchTenantId: string }
                     workbenchTenantId={workbenchTenantId}
                     participants={participants.data ?? []}
                   />
+                  {workerStatus.tone === "working" ? <WorkingLabel /> : null}
                 </div>
                 {send.error === null ? null : (
                   <p className="chat-thread-error">{errorText(send.error)}</p>