diff --git a/packages/playwright-core/src/tools/utils/mcp/server.ts b/packages/playwright-core/src/tools/utils/mcp/server.ts
index 948de9ac1de8e..29c3c4fadc9d1 100644
--- a/packages/playwright-core/src/tools/utils/mcp/server.ts
+++ b/packages/playwright-core/src/tools/utils/mcp/server.ts
@@ -94,8 +94,14 @@ export function createServer(name: string, version: string, factory: ServerBacke
   });
 
   let backendPromise: Promise<ServerBackend> | undefined;
+  let browserConnectionEnded = false;
 
-  const onClose = () => backendPromise?.then(b => backendManager.disposeBackend(b)).catch(serverDebug);
+  const onClose = () => {
+    const p = backendPromise;
+    backendPromise = undefined;
+    browserConnectionEnded = true;
+    p?.then(b => backendManager.disposeBackend(b)).catch(serverDebug);
+  };
   addServerListener(server, 'close', onClose);
 
   server.setRequestHandler(mcpBundle.CallToolRequestSchema, async (request, extra) => {
@@ -117,7 +123,10 @@ export function createServer(name: string, version: string, factory: ServerBacke
     } : () => {};
 
     try {
+      let wasRecovery = false;
       if (!backendPromise) {
+        wasRecovery = browserConnectionEnded;
+        browserConnectionEnded = false;
         backendPromise = initializeServer(server, factory, runHeartbeat).catch(e => {
           backendPromise = undefined;
           throw e;
@@ -132,6 +141,14 @@ export function createServer(name: string, version: string, factory: ServerBacke
         delete toolResult.isClose;
       }
 
+      // Prepend recovery notice if we reconnected between tool calls
+      if (wasRecovery) {
+        toolResult.content = [
+          { type: 'text', text: '**Note:** Browser connection ended unexpectedly. A new browser has been started — previous state might be lost.' },
+          ...toolResult.content,
+        ];
+      }
+
       const mergedResult = mergeTextParts(toolResult);
       serverDebugResponse('callResult', mergedResult);
       return mergedResult;