diff --git a/gateway/run.py b/gateway/run.py
index 47d476d891c1d..3132e1d037b26 100644
--- a/gateway/run.py
+++ b/gateway/run.py
@@ -24097,6 +24097,7 @@ class GatewayRunner(GatewayAuthorizationMixin, GatewayKanbanWatchersMixin, Gatew
                         _out = f"[… output truncated — showing last {len(_tail)} chars]\n{_tail}"
                     else:
                         _out = _raw
+                    _out = _redact_gateway_user_facing_secrets(_out)
                     completion_evt = {
                         "type": "completion",
                         "session_id": session_id,