diff --git a/src/state/memory-identity.test.ts b/src/state/memory-identity.test.ts
index 0506c2d5a67c..f30dd06eceb5 100644
--- a/src/state/memory-identity.test.ts
+++ b/src/state/memory-identity.test.ts
@@ -12,6 +12,7 @@ import {
   recheckMemoryIdentityBinding,
   recheckMemoryIdentityBindingRecipient,
   resolveMemoryIdentityBindingFromAdmission,
+  resolveMemoryPrincipalForUserProfile,
 } from "./memory-identity.js";
 import {
   closeOpenClawStateDatabaseForTest,
@@ -162,6 +163,31 @@ describe("memory identity binding", () => {
     ).toEqual({ kind: "unbound" });
   });
 
+  it("resolves only the active memory principal for the current Gateway profile head", () => {
+    const { env, profileId } = fixture();
+    expect(
+      resolveMemoryPrincipalForUserProfile({ userProfileId: profileId, options: { env } }),
+    ).toBeUndefined();
+
+    const binding = adminLinkAdmittedMemoryIdentity({
+      admission: admitted("telegram", "default", "sender-profile-principal"),
+      authenticatedOperatorProfileId: profileId,
+      authenticatedOperatorScopes: ["operator.admin"],
+      options: { env },
+    });
+
+    expect(
+      resolveMemoryPrincipalForUserProfile({ userProfileId: profileId, options: { env } }),
+    ).toEqual({
+      principalId: binding.principalId,
+      kind: "user",
+      revision: expect.any(String),
+    });
+    expect(
+      resolveMemoryPrincipalForUserProfile({ userProfileId: "unknown-profile", options: { env } }),
+    ).toBeUndefined();
+  });
+
   it("fails closed when a damaged shared database contains conflicting active bindings", () => {
     const { env, profileId } = fixture();
     const binding = adminLinkAdmittedMemoryIdentity({
diff --git a/src/state/memory-identity.ts b/src/state/memory-identity.ts
index f8eeae690cec..dacaa4a2d9f5 100644
--- a/src/state/memory-identity.ts
+++ b/src/state/memory-identity.ts
@@ -266,6 +266,36 @@ export function recheckMemoryOperationalPrincipal(params: {
   return row ? toPrincipal(row) : undefined;
 }
 
+/**
+ * Resolves the Gateway-authenticated profile to its active memory principal.
+ * Control-plane callers must derive this here instead of accepting a principal
+ * identifier from RPC or CLI input.
+ */
+export function resolveMemoryPrincipalForUserProfile(params: {
+  userProfileId: string;
+  options?: OpenClawStateDatabaseOptions;
+}): MemoryPrincipal | undefined {
+  const options = params.options ?? {};
+  const userProfileId = resolveUserProfileId(
+    requireText(params.userProfileId, "userProfileId"),
+    options,
+  );
+  if (!userProfileId) {
+    return undefined;
+  }
+  ensureMemoryIdentitySchema(options);
+  const row = openOpenClawStateDatabase(options)
+    .db.prepare(
+      `SELECT principal_id, principal_kind, revision
+       FROM memory_principals
+       WHERE user_profile_id = ? AND principal_kind = 'user' AND state = 'active'`,
+    )
+    .get(userProfileId) as
+    | { principal_id: string; principal_kind: string; revision: string }
+    | undefined;
+  return row ? toPrincipal(row) : undefined;
+}
+
 /**
  * The only binding writer. Pairing admission supplies a one-use opaque proof;
  * a separately authenticated Gateway profile supplies the operator identity.