diff --git a/apps/web/src/components/ChatView.tsx b/apps/web/src/components/ChatView.tsx
index e001dad666d804439c081614384449b2a22bee2b..38a53eff064dd3be29550185909c5a6c71897ad6 100644
--- a/apps/web/src/components/ChatView.tsx
+++ b/apps/web/src/components/ChatView.tsx
@@ -252,7 +252,8 @@ import {
   setActivePreviewTab,
   useThreadPreviewState,
 } from "../previewStateStore";
-import { BrowserSettingsReadError } from "../browser/openFileInPreview";
+import { BrowserSettingsReadError, openUrlInPreview } from "../browser/openFileInPreview";
+import { resolveDiscoveredServerUrl } from "../browser/browserTargetResolver";
 import { previewRuntimeTabId } from "../browser/previewRuntimeTabId";
 import { addBrowserSurface } from "./preview/addBrowserSurface";
 import { closePreviewSession } from "./preview/closePreviewSession";
@@ -4892,12 +4893,32 @@ export default function ChatView(props: ChatViewProps) {
           data: `${script.command}\r`,
         },
       });
-      if (writeResult._tag === "Failure" && !isAtomCommandInterrupted(writeResult)) {
-        const error = squashAtomCommandFailure(writeResult);
-        setThreadError(
-          activeThreadId,
-          error instanceof Error ? error.message : `Failed to run script "${script.name}".`,
-        );
+      if (writeResult._tag === "Failure") {
+        if (!isAtomCommandInterrupted(writeResult)) {
+          const error = squashAtomCommandFailure(writeResult);
+          setThreadError(
+            activeThreadId,
+            error instanceof Error ? error.message : `Failed to run script "${script.name}".`,
+          );
+        }
+        return;
+      }
+      if (script.autoOpenPreview && script.previewUrl && isPreviewSupportedInRuntime()) {
+        const previewResult = await openUrlInPreview({
+          threadRef: activeThreadRef,
+          url: resolveDiscoveredServerUrl(activeThreadRef.environmentId, script.previewUrl),
+          openPreview,
+        });
+        if (previewResult._tag === "Failure" && !isAtomCommandInterrupted(previewResult)) {
+          const error = squashAtomCommandFailure(previewResult);
+          toastManager.add(
+            stackedThreadToast({
+              type: "error",
+              title: "Could not open preview",
+              description: error instanceof Error ? error.message : "An unexpected error occurred.",
+            }),
+          );
+        }
       }
     },
     [
@@ -4913,6 +4934,7 @@ export default function ChatView(props: ChatViewProps) {
       setLastInvokedScriptByProjectId,
       environmentId,
       openTerminal,
+      openPreview,
       activeKnownTerminalIds,
       allocatableActiveTerminalIds,
       runningTerminalIds,