diff --git a/apps/pi-extension/server/serverAnnotate.ts b/apps/pi-extension/server/serverAnnotate.ts
index d632d38e8..8d5c7e03f 100644
--- a/apps/pi-extension/server/serverAnnotate.ts
+++ b/apps/pi-extension/server/serverAnnotate.ts
@@ -462,11 +462,12 @@ export async function startAnnotateServer(options: {
 			handleShareHtml(res, url);
 		} else if (url.pathname === "/api/config" && req.method === "POST") {
 			try {
-				const body = (await parseBody(req)) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean };
+				const body = (await parseBody(req)) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; platformReviewAttribution?: boolean };
 				const toSave: Record<string, unknown> = {};
 				if (body.displayName !== undefined) toSave.displayName = body.displayName;
 				if (body.diffOptions !== undefined) toSave.diffOptions = body.diffOptions;
 				if (body.conventionalComments !== undefined) toSave.conventionalComments = body.conventionalComments;
+				if (body.platformReviewAttribution !== undefined) toSave.platformReviewAttribution = body.platformReviewAttribution;
 				if (Object.keys(toSave).length > 0) saveConfig(toSave as Parameters<typeof saveConfig>[0]);
 				json(res, { ok: true });
 			} catch {
diff --git a/apps/pi-extension/server/serverPlan.ts b/apps/pi-extension/server/serverPlan.ts
index d1b4c985f..1ac60b654 100644
--- a/apps/pi-extension/server/serverPlan.ts
+++ b/apps/pi-extension/server/serverPlan.ts
@@ -251,11 +251,12 @@ export async function startPlanReviewServer(options: {
 			});
 		} else if (url.pathname === "/api/config" && req.method === "POST") {
 			try {
-				const body = (await parseBody(req)) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; pfmReminder?: boolean };
+				const body = (await parseBody(req)) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; platformReviewAttribution?: boolean; pfmReminder?: boolean };
 				const toSave: Record<string, unknown> = {};
 				if (body.displayName !== undefined) toSave.displayName = body.displayName;
 				if (body.diffOptions !== undefined) toSave.diffOptions = body.diffOptions;
 				if (body.conventionalComments !== undefined) toSave.conventionalComments = body.conventionalComments;
+				if (body.platformReviewAttribution !== undefined) toSave.platformReviewAttribution = body.platformReviewAttribution;
 				if (body.pfmReminder !== undefined) toSave.pfmReminder = body.pfmReminder;
 				if (Object.keys(toSave).length > 0) saveConfig(toSave as Parameters<typeof saveConfig>[0]);
 				json(res, { ok: true });
diff --git a/apps/pi-extension/server/serverReview.ts b/apps/pi-extension/server/serverReview.ts
index 322b03839..1955e3a0a 100644
--- a/apps/pi-extension/server/serverReview.ts
+++ b/apps/pi-extension/server/serverReview.ts
@@ -2153,11 +2153,12 @@ export async function startReviewServer(options: {
 			}
 		} else if (url.pathname === "/api/config" && req.method === "POST") {
 			try {
-				const body = (await parseBody(req)) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean };
+				const body = (await parseBody(req)) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; platformReviewAttribution?: boolean };
 				const toSave: Record<string, unknown> = {};
 				if (body.displayName !== undefined) toSave.displayName = body.displayName;
 				if (body.diffOptions !== undefined) toSave.diffOptions = body.diffOptions;
 				if (body.conventionalComments !== undefined) toSave.conventionalComments = body.conventionalComments;
+				if (body.platformReviewAttribution !== undefined) toSave.platformReviewAttribution = body.platformReviewAttribution;
 				if (Object.keys(toSave).length > 0) saveConfig(toSave as Parameters<typeof saveConfig>[0]);
 				json(res, { ok: true });
 			} catch {
diff --git a/packages/review-editor/App.tsx b/packages/review-editor/App.tsx
index 974b5aa1f..965c221dd 100644
--- a/packages/review-editor/App.tsx
+++ b/packages/review-editor/App.tsx
@@ -207,6 +207,7 @@ const ReviewApp: React.FC = () => {
   const diffFontFamily = useConfigValue('diffFontFamily');
   const diffFontSize = useConfigValue('diffFontSize');
   const diffTabSize = useConfigValue('diffTabSize');
+  const platformReviewAttribution = useConfigValue('platformReviewAttribution');
   // Global plan-look preference; surfaced here only by the shared 0.20.0
   // look-and-feel announcement (the grid/clean chooser applies to plan review).
   const gridEnabled = useConfigValue('gridEnabled');
@@ -2443,7 +2444,7 @@ const ReviewApp: React.FC = () => {
       const bodyForTarget = (target: SubmissionTarget) => {
         const parts: string[] = [];
         if (generalComment) parts.push(generalComment);
-        parts.push('Review from Plannotator');
+        if (platformReviewAttribution) parts.push('Review from Plannotator');
         if (target.fileScopedBody) parts.push(target.fileScopedBody);
         return parts.join('\n\n');
       };
@@ -2529,7 +2530,7 @@ const ReviewApp: React.FC = () => {
     } finally {
       setIsPlatformActioning(false);
     }
-  }, [platformOpenPR, platformLabel, mrLabel, prMetadata]);
+  }, [platformOpenPR, platformLabel, mrLabel, prMetadata, platformReviewAttribution]);
 
   const openPlatformDialog = useCallback((action: 'approve' | 'comment') => {
     const diffPaths = new Set(files.map(f => f.path));
diff --git a/packages/server/annotate.ts b/packages/server/annotate.ts
index 7948ba8d7..3ed8e6984 100644
--- a/packages/server/annotate.ts
+++ b/packages/server/annotate.ts
@@ -472,11 +472,12 @@ export async function startAnnotateServer(
           // API: Update user config (write-back to ~/.plannotator/config.json)
           if (url.pathname === "/api/config" && req.method === "POST") {
             try {
-              const body = (await req.json()) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; conventionalLabels?: unknown[] | null };
+              const body = (await req.json()) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; platformReviewAttribution?: boolean; conventionalLabels?: unknown[] | null };
               const toSave: Record<string, unknown> = {};
               if (body.displayName !== undefined) toSave.displayName = body.displayName;
               if (body.diffOptions !== undefined) toSave.diffOptions = body.diffOptions;
               if (body.conventionalComments !== undefined) toSave.conventionalComments = body.conventionalComments;
+              if (body.platformReviewAttribution !== undefined) toSave.platformReviewAttribution = body.platformReviewAttribution;
               if (body.conventionalLabels !== undefined) toSave.conventionalLabels = body.conventionalLabels;
               if (Object.keys(toSave).length > 0) saveConfig(toSave as Parameters<typeof saveConfig>[0]);
               return Response.json({ ok: true });
diff --git a/packages/server/goal-setup.ts b/packages/server/goal-setup.ts
index 9854635a5..75e238707 100644
--- a/packages/server/goal-setup.ts
+++ b/packages/server/goal-setup.ts
@@ -140,6 +140,7 @@ export async function startGoalSetupServer(
                 displayName?: string;
                 diffOptions?: Record<string, unknown>;
                 conventionalComments?: boolean;
+                platformReviewAttribution?: boolean;
                 conventionalLabels?: unknown[] | null;
               };
               const toSave: Record<string, unknown> = {};
@@ -152,6 +153,9 @@ export async function startGoalSetupServer(
               if (body.conventionalComments !== undefined) {
                 toSave.conventionalComments = body.conventionalComments;
               }
+              if (body.platformReviewAttribution !== undefined) {
+                toSave.platformReviewAttribution = body.platformReviewAttribution;
+              }
               if (body.conventionalLabels !== undefined) {
                 toSave.conventionalLabels = body.conventionalLabels;
               }
diff --git a/packages/server/index.ts b/packages/server/index.ts
index 5519eaa6d..56277c126 100644
--- a/packages/server/index.ts
+++ b/packages/server/index.ts
@@ -328,11 +328,12 @@ export async function startPlannotatorServer(
           // API: Update user config (write-back to ~/.plannotator/config.json)
           if (url.pathname === "/api/config" && req.method === "POST") {
             try {
-              const body = (await req.json()) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; conventionalLabels?: unknown[] | null; pfmReminder?: boolean };
+              const body = (await req.json()) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; platformReviewAttribution?: boolean; conventionalLabels?: unknown[] | null; pfmReminder?: boolean };
               const toSave: Record<string, unknown> = {};
               if (body.displayName !== undefined) toSave.displayName = body.displayName;
               if (body.diffOptions !== undefined) toSave.diffOptions = body.diffOptions;
               if (body.conventionalComments !== undefined) toSave.conventionalComments = body.conventionalComments;
+              if (body.platformReviewAttribution !== undefined) toSave.platformReviewAttribution = body.platformReviewAttribution;
               if (body.conventionalLabels !== undefined) toSave.conventionalLabels = body.conventionalLabels;
               if (body.pfmReminder !== undefined) toSave.pfmReminder = body.pfmReminder;
               if (Object.keys(toSave).length > 0) saveConfig(toSave as Parameters<typeof saveConfig>[0]);
diff --git a/packages/server/review.ts b/packages/server/review.ts
index f84d6bdc6..b2f3ce3ff 100644
--- a/packages/server/review.ts
+++ b/packages/server/review.ts
@@ -2216,11 +2216,12 @@ export async function startReviewServer(
           // API: Update user config (write-back to ~/.plannotator/config.json)
           if (url.pathname === "/api/config" && req.method === "POST") {
             try {
-              const body = (await req.json()) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; conventionalLabels?: unknown[] | null };
+              const body = (await req.json()) as { displayName?: string; diffOptions?: Record<string, unknown>; conventionalComments?: boolean; platformReviewAttribution?: boolean; conventionalLabels?: unknown[] | null };
               const toSave: Record<string, unknown> = {};
               if (body.displayName !== undefined) toSave.displayName = body.displayName;
               if (body.diffOptions !== undefined) toSave.diffOptions = body.diffOptions;
               if (body.conventionalComments !== undefined) toSave.conventionalComments = body.conventionalComments;
+              if (body.platformReviewAttribution !== undefined) toSave.platformReviewAttribution = body.platformReviewAttribution;
               if (body.conventionalLabels !== undefined) toSave.conventionalLabels = body.conventionalLabels;
               if (Object.keys(toSave).length > 0) saveConfig(toSave as Parameters<typeof saveConfig>[0]);
               return Response.json({ ok: true });
diff --git a/packages/shared/config.ts b/packages/shared/config.ts
index 37d533edb..e4efefd15 100644
--- a/packages/shared/config.ts
+++ b/packages/shared/config.ts
@@ -88,6 +88,7 @@ export interface PlannotatorConfig {
   diffOptions?: DiffOptions;
   prompts?: PromptConfig;
   conventionalComments?: boolean;
+  platformReviewAttribution?: boolean;
   /** null = explicitly cleared (use defaults), undefined = not set */
   conventionalLabels?: CCLabelConfig[] | null;
   /**
@@ -201,6 +202,7 @@ export function getServerConfig(gitUser: string | null): {
   diffOptions?: DiffOptions;
   gitUser?: string;
   conventionalComments?: boolean;
+  platformReviewAttribution?: boolean;
   conventionalLabels?: CCLabelConfig[] | null;
 } {
   const cfg = loadConfig();
@@ -209,6 +211,7 @@ export function getServerConfig(gitUser: string | null): {
     diffOptions: cfg.diffOptions,
     gitUser: gitUser ?? undefined,
     ...(cfg.conventionalComments !== undefined && { conventionalComments: cfg.conventionalComments }),
+    ...(cfg.platformReviewAttribution !== undefined && { platformReviewAttribution: cfg.platformReviewAttribution }),
     ...(cfg.conventionalLabels !== undefined && { conventionalLabels: cfg.conventionalLabels }),
   };
 }
diff --git a/packages/ui/components/Settings.tsx b/packages/ui/components/Settings.tsx
index e895acefa..b58f17cd8 100644
--- a/packages/ui/components/Settings.tsx
+++ b/packages/ui/components/Settings.tsx
@@ -487,6 +487,7 @@ function parseCCLabels(json: string | null): CCLabelConfig[] {
 
 const CommentsTab: React.FC = () => {
   const conventionalComments = useConfigValue('conventionalComments');
+  const platformReviewAttribution = useConfigValue('platformReviewAttribution');
   const labelsJson = useConfigValue('conventionalLabels');
   const [labels, setLabels] = useState(() => parseCCLabels(labelsJson));
 
@@ -522,6 +523,15 @@ const CommentsTab: React.FC = () => {
 
   return (
     <>
+      <ToggleSwitch
+        checked={platformReviewAttribution}
+        onChange={(v) => configStore.set('platformReviewAttribution', v)}
+        label="Plannotator Attribution"
+        description="Include “Review from Plannotator” in GitHub and GitLab review bodies"
+      />
+
+      <div className="border-t border-border" />
+
       <ToggleSwitch
         checked={conventionalComments}
         onChange={(v) => configStore.set('conventionalComments', v)}
diff --git a/packages/ui/config/settings.ts b/packages/ui/config/settings.ts
index 7615962d7..5c5807333 100644
--- a/packages/ui/config/settings.ts
+++ b/packages/ui/config/settings.ts
@@ -276,6 +276,20 @@ export const SETTINGS = {
     },
     toServer: (v: boolean) => ({ conventionalComments: v }),
   },
+  platformReviewAttribution: {
+    defaultValue: true as boolean,
+    fromCookie: () => {
+      const v = storage.getItem('plannotator-platform-review-attribution');
+      return v === 'true' ? true : v === 'false' ? false : undefined;
+    },
+    toCookie: (v: boolean) => storage.setItem('plannotator-platform-review-attribution', String(v)),
+    serverKey: 'platformReviewAttribution',
+    fromServer: (sc: Record<string, unknown>) => {
+      const v = sc.platformReviewAttribution;
+      return typeof v === 'boolean' ? v : undefined;
+    },
+    toServer: (v: boolean) => ({ platformReviewAttribution: v }),
+  },
   /** JSON-serialized array of label configs, or null for defaults.
    *  Synced to ~/.plannotator/config.json as a parsed array (not a string). */
   conventionalLabels: {