diff --git a/.openclaw-sync/source.json b/.openclaw-sync/source.json
index d6c3b8068..fbc66e45b 100644
--- a/.openclaw-sync/source.json
+++ b/.openclaw-sync/source.json
@@ -1,5 +1,5 @@
 {
   "repository": "openclaw/openclaw",
-  "sha": "364c67bcb5b7f26a6d41024eb07b6a709de782bb",
-  "syncedAt": "2026-04-29T05:22:24.944Z"
+  "sha": "450607847b7b5c9f6ce848c72afbeb571c41e10c",
+  "syncedAt": "2026-04-29T05:24:43.871Z"
 }
diff --git a/docs/gateway/protocol.md b/docs/gateway/protocol.md
index aab452848..ef12e71d8 100644
--- a/docs/gateway/protocol.md
+++ b/docs/gateway/protocol.md
@@ -327,6 +327,7 @@ enumeration of `src/gateway/server-methods/*.ts`.
     - `usage.status` returns provider usage windows/remaining quota summaries.
     - `usage.cost` returns aggregated cost usage summaries for a date range.
     - `doctor.memory.status` returns vector-memory / cached embedding readiness for the active default agent workspace. Pass `{ "probe": true }` or `{ "deep": true }` only when the caller explicitly wants a live embedding provider ping.
+    - `doctor.memory.remHarness` returns a bounded, read-only REM harness preview for remote control-plane clients. It can include workspace paths, memory snippets, rendered grounded markdown, and deep promotion candidates, so callers need `operator.read`.
     - `sessions.usage` returns per-session usage summaries.
     - `sessions.usage.timeseries` returns timeseries usage for one session.
     - `sessions.usage.logs` returns usage log entries for one session.