diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index ae556c9..22b8d92 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -211,6 +211,7 @@
 import android.view.translation.TranslationSpec;
 import android.view.translation.UiTranslationSpec;
 import android.webkit.WebView;
+import android.window.ActivityWindowInfo;
 import android.window.ITaskFragmentOrganizer;
 import android.window.SizeConfigurationBuckets;
 import android.window.SplashScreen;
@@ -603,6 +604,9 @@
         boolean hideForNow;
         Configuration createdConfig;
         Configuration overrideConfig;
+        @NonNull
+        private ActivityWindowInfo mActivityWindowInfo;
+
         // Used for consolidating configs before sending on to Activity.
         private final Configuration tmpConfig = new Configuration();
         // Callback used for updating activity override config and camera compat control state.
@@ -670,7 +674,8 @@
                 List<ReferrerIntent> pendingNewIntents, SceneTransitionInfo sceneTransitionInfo,
                 boolean isForward, ProfilerInfo profilerInfo, ClientTransactionHandler client,
                 IBinder assistToken, IBinder shareableActivityToken, boolean launchedFromBubble,
-                IBinder taskFragmentToken, IBinder initialCallerInfoAccessToken) {
+                IBinder taskFragmentToken, IBinder initialCallerInfoAccessToken,
+                ActivityWindowInfo activityWindowInfo) {
             this.token = token;
             this.assistToken = assistToken;
             this.shareableActivityToken = shareableActivityToken;
@@ -691,6 +696,7 @@
             mSceneTransitionInfo = sceneTransitionInfo;
             mLaunchedFromBubble = launchedFromBubble;
             mTaskFragmentToken = taskFragmentToken;
+            mActivityWindowInfo = activityWindowInfo;
             init();
         }
 
@@ -779,6 +785,11 @@
             return activity != null && activity.mVisibleFromServer;
         }
 
+        @NonNull
+        public ActivityWindowInfo getActivityWindowInfo() {
+            return mActivityWindowInfo;
+        }
+
         public String toString() {
             ComponentName componentName = intent != null ? intent.getComponent() : null;
             return "ActivityRecord{"
diff --git a/core/java/android/app/servertransaction/LaunchActivityItem.java b/core/java/android/app/servertransaction/LaunchActivityItem.java
index 95f5ad0..f02cb21 100644
--- a/core/java/android/app/servertransaction/LaunchActivityItem.java
+++ b/core/java/android/app/servertransaction/LaunchActivityItem.java
@@ -42,6 +42,7 @@
 import android.os.Parcel;
 import android.os.PersistableBundle;
 import android.os.Trace;
+import android.window.ActivityWindowInfo;
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.app.IVoiceInteractor;
@@ -81,6 +82,8 @@
     private boolean mLaunchedFromBubble;
     private IBinder mTaskFragmentToken;
     private IBinder mInitialCallerInfoAccessToken;
+    private ActivityWindowInfo mActivityWindowInfo;
+
     /**
      * It is only non-null if the process is the first time to launch activity. It is only an
      * optimization for quick look up of the interface so the field is ignored for comparison.
@@ -107,7 +110,7 @@
                 mOverrideConfig, mReferrer, mVoiceInteractor, mState, mPersistentState,
                 mPendingResults, mPendingNewIntents, mSceneTransitionInfo, mIsForward,
                 mProfilerInfo, client, mAssistToken, mShareableActivityToken, mLaunchedFromBubble,
-                mTaskFragmentToken, mInitialCallerInfoAccessToken);
+                mTaskFragmentToken, mInitialCallerInfoAccessToken, mActivityWindowInfo);
         client.handleLaunchActivity(r, pendingActions, mDeviceId, null /* customIntent */);
         Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER);
     }
@@ -141,7 +144,8 @@
             boolean isForward, @Nullable ProfilerInfo profilerInfo, @NonNull IBinder assistToken,
             @Nullable IActivityClientController activityClientController,
             @NonNull IBinder shareableActivityToken, boolean launchedFromBubble,
-            @Nullable IBinder taskFragmentToken, @NonNull IBinder initialCallerInfoAccessToken) {
+            @Nullable IBinder taskFragmentToken, @NonNull IBinder initialCallerInfoAccessToken,
+            @NonNull ActivityWindowInfo activityWindowInfo) {
         LaunchActivityItem instance = ObjectPool.obtain(LaunchActivityItem.class);
         if (instance == null) {
             instance = new LaunchActivityItem();
@@ -156,7 +160,8 @@
                 sceneTransitionInfo, isForward,
                 profilerInfo != null ? new ProfilerInfo(profilerInfo) : null,
                 assistToken, activityClientController, shareableActivityToken,
-                launchedFromBubble, taskFragmentToken, initialCallerInfoAccessToken);
+                launchedFromBubble, taskFragmentToken, initialCallerInfoAccessToken,
+                new ActivityWindowInfo(activityWindowInfo));
 
         return instance;
     }
@@ -171,7 +176,7 @@
     @Override
     public void recycle() {
         setValues(this, null, null, 0, null, null, null, 0, null, null, 0, null, null, null, null,
-                null, false, null, null, null, null, false, null, null);
+                null, false, null, null, null, null, false, null, null, null);
         ObjectPool.recycle(this);
     }
 
@@ -203,6 +208,7 @@
         dest.writeBoolean(mLaunchedFromBubble);
         dest.writeStrongBinder(mTaskFragmentToken);
         dest.writeStrongBinder(mInitialCallerInfoAccessToken);
+        dest.writeTypedObject(mActivityWindowInfo, flags);
     }
 
     /** Read from Parcel. */
@@ -223,7 +229,8 @@
                 in.readStrongBinder(),
                 in.readBoolean(),
                 in.readStrongBinder(),
-                in.readStrongBinder());
+                in.readStrongBinder(),
+                in.readTypedObject(ActivityWindowInfo.CREATOR));
     }
 
     public static final @NonNull Creator<LaunchActivityItem> CREATOR = new Creator<>() {
@@ -264,7 +271,8 @@
                 && Objects.equals(mShareableActivityToken, other.mShareableActivityToken)
                 && Objects.equals(mTaskFragmentToken, other.mTaskFragmentToken)
                 && Objects.equals(mInitialCallerInfoAccessToken,
-                        other.mInitialCallerInfoAccessToken);
+                        other.mInitialCallerInfoAccessToken)
+                && Objects.equals(mActivityWindowInfo, other.mActivityWindowInfo);
     }
 
     @Override
@@ -289,6 +297,7 @@
         result = 31 * result + Objects.hashCode(mShareableActivityToken);
         result = 31 * result + Objects.hashCode(mTaskFragmentToken);
         result = 31 * result + Objects.hashCode(mInitialCallerInfoAccessToken);
+        result = 31 * result + Objects.hashCode(mActivityWindowInfo);
         return result;
     }
 
@@ -335,7 +344,9 @@
                 + ",sceneTransitionInfo=" + mSceneTransitionInfo
                 + ",profilerInfo=" + mProfilerInfo
                 + ",assistToken=" + mAssistToken
-                + ",shareableActivityToken=" + mShareableActivityToken + "}";
+                + ",shareableActivityToken=" + mShareableActivityToken
+                + ",activityWindowInfo=" + mActivityWindowInfo
+                + "}";
     }
 
     // Using the same method to set and clear values to make sure we don't forget anything
@@ -351,7 +362,8 @@
             @Nullable ProfilerInfo profilerInfo, @Nullable IBinder assistToken,
             @Nullable IActivityClientController activityClientController,
             @Nullable IBinder shareableActivityToken, boolean launchedFromBubble,
-            @Nullable IBinder taskFragmentToken, @Nullable IBinder initialCallerInfoAccessToken) {
+            @Nullable IBinder taskFragmentToken, @Nullable IBinder initialCallerInfoAccessToken,
+            @Nullable ActivityWindowInfo activityWindowInfo) {
         instance.mActivityToken = activityToken;
         instance.mIntent = intent;
         instance.mIdent = ident;
@@ -375,5 +387,6 @@
         instance.mLaunchedFromBubble = launchedFromBubble;
         instance.mTaskFragmentToken = taskFragmentToken;
         instance.mInitialCallerInfoAccessToken = initialCallerInfoAccessToken;
+        instance.mActivityWindowInfo = activityWindowInfo;
     }
 }
diff --git a/core/tests/coretests/src/android/app/servertransaction/ObjectPoolTests.java b/core/tests/coretests/src/android/app/servertransaction/ObjectPoolTests.java
index c6447be..207fe73 100644
--- a/core/tests/coretests/src/android/app/servertransaction/ObjectPoolTests.java
+++ b/core/tests/coretests/src/android/app/servertransaction/ObjectPoolTests.java
@@ -39,6 +39,7 @@
 import android.os.IBinder;
 import android.os.PersistableBundle;
 import android.platform.test.annotations.Presubmit;
+import android.window.ActivityWindowInfo;
 
 import androidx.test.filters.SmallTest;
 import androidx.test.runner.AndroidJUnit4;
@@ -124,6 +125,7 @@
         final int deviceId = 3;
         final IBinder taskFragmentToken = new Binder();
         final IBinder initialCallerInfoAccessToken = new Binder();
+        final ActivityWindowInfo activityWindowInfo = new ActivityWindowInfo();
 
         testRecycle(() -> new LaunchActivityItemBuilder(
                 activityToken, intent, activityInfo)
@@ -142,6 +144,7 @@
                 .setTaskFragmentToken(taskFragmentToken)
                 .setDeviceId(deviceId)
                 .setInitialCallerInfoAccessToken(initialCallerInfoAccessToken)
+                .setActivityWindowInfo(activityWindowInfo)
                 .build());
     }
 
diff --git a/core/tests/coretests/src/android/app/servertransaction/TestUtils.java b/core/tests/coretests/src/android/app/servertransaction/TestUtils.java
index d641659..c1b9efd 100644
--- a/core/tests/coretests/src/android/app/servertransaction/TestUtils.java
+++ b/core/tests/coretests/src/android/app/servertransaction/TestUtils.java
@@ -32,6 +32,7 @@
 import android.os.IBinder;
 import android.os.PersistableBundle;
 import android.util.MergedConfiguration;
+import android.window.ActivityWindowInfo;
 
 import com.android.internal.app.IVoiceInteractor;
 import com.android.internal.content.ReferrerIntent;
@@ -134,6 +135,8 @@
         private IBinder mTaskFragmentToken;
         @Nullable
         private IBinder mInitialCallerInfoAccessToken;
+        @NonNull
+        private ActivityWindowInfo mActivityWindowInfo = new ActivityWindowInfo();
 
         LaunchActivityItemBuilder(@NonNull IBinder activityToken, @NonNull Intent intent,
                 @NonNull ActivityInfo info) {
@@ -260,6 +263,13 @@
         }
 
         @NonNull
+        LaunchActivityItemBuilder setActivityWindowInfo(
+                @NonNull ActivityWindowInfo activityWindowInfo) {
+            mActivityWindowInfo.set(activityWindowInfo);
+            return this;
+        }
+
+        @NonNull
         LaunchActivityItem build() {
             return LaunchActivityItem.obtain(mActivityToken, mIntent, mIdent, mInfo,
                     mCurConfig, mOverrideConfig, mDeviceId, mReferrer, mVoiceInteractor,
@@ -267,7 +277,7 @@
                     mActivityOptions != null ? mActivityOptions.getSceneTransitionInfo() : null,
                     mIsForward, mProfilerInfo, mAssistToken, null /* activityClientController */,
                     mShareableActivityToken, mLaunchedFromBubble, mTaskFragmentToken,
-                    mInitialCallerInfoAccessToken);
+                    mInitialCallerInfoAccessToken, mActivityWindowInfo);
         }
     }
 }
diff --git a/core/tests/coretests/src/android/app/servertransaction/TransactionParcelTests.java b/core/tests/coretests/src/android/app/servertransaction/TransactionParcelTests.java
index aa80013..03b85dc 100644
--- a/core/tests/coretests/src/android/app/servertransaction/TransactionParcelTests.java
+++ b/core/tests/coretests/src/android/app/servertransaction/TransactionParcelTests.java
@@ -32,6 +32,7 @@
 import android.content.pm.ActivityInfo;
 import android.content.pm.ApplicationInfo;
 import android.content.res.Configuration;
+import android.graphics.Rect;
 import android.os.Binder;
 import android.os.Bundle;
 import android.os.IBinder;
@@ -40,6 +41,7 @@
 import android.os.PersistableBundle;
 import android.platform.test.annotations.Presubmit;
 import android.platform.test.flag.junit.SetFlagsRule;
+import android.window.ActivityWindowInfo;
 
 import androidx.test.filters.SmallTest;
 import androidx.test.runner.AndroidJUnit4;
@@ -180,6 +182,9 @@
         bundle.putParcelable("data", new ParcelableData(1));
         final PersistableBundle persistableBundle = new PersistableBundle();
         persistableBundle.putInt("k", 4);
+        final ActivityWindowInfo activityWindowInfo = new ActivityWindowInfo();
+        activityWindowInfo.set(true /* isEmbedded */, new Rect(0, 0, 500, 1000),
+                new Rect(0, 0, 500, 500));
 
         final LaunchActivityItem item = new LaunchActivityItemBuilder(
                 activityToken, intent, activityInfo)
@@ -198,6 +203,7 @@
                 .setShareableActivityToken(new Binder())
                 .setTaskFragmentToken(new Binder())
                 .setInitialCallerInfoAccessToken(new Binder())
+                .setActivityWindowInfo(activityWindowInfo)
                 .build();
 
         writeAndPrepareForReading(item);
diff --git a/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java b/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
index 39cb616..66be05f 100644
--- a/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
+++ b/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
@@ -61,6 +61,7 @@
 import android.platform.test.annotations.Presubmit;
 import android.testing.PollingCheck;
 import android.view.WindowManagerGlobal;
+import android.window.ActivityWindowInfo;
 import android.window.SizeConfigurationBuckets;
 
 import androidx.test.annotation.UiThreadTest;
@@ -354,7 +355,7 @@
                     null /* activityOptions */, true /* isForward */, null /* profilerInfo */,
                     mThread /* client */, null /* asssitToken */, null /* shareableActivityToken */,
                     false /* launchedFromBubble */, null /* taskfragmentToken */,
-                    null /* initialCallerInfoAccessToken */);
+                    null /* initialCallerInfoAccessToken */, new ActivityWindowInfo());
         }
 
         @Override
diff --git a/libs/WindowManager/Jetpack/src/androidx/window/extensions/embedding/SplitController.java b/libs/WindowManager/Jetpack/src/androidx/window/extensions/embedding/SplitController.java
index b2e5b75..ae3a854 100644
--- a/libs/WindowManager/Jetpack/src/androidx/window/extensions/embedding/SplitController.java
+++ b/libs/WindowManager/Jetpack/src/androidx/window/extensions/embedding/SplitController.java
@@ -72,6 +72,7 @@
 import android.util.Size;
 import android.util.SparseArray;
 import android.view.WindowMetrics;
+import android.window.ActivityWindowInfo;
 import android.window.TaskFragmentAnimationParams;
 import android.window.TaskFragmentInfo;
 import android.window.TaskFragmentOperation;
@@ -2864,11 +2865,27 @@
      */
     @Override
     public boolean isActivityEmbedded(@NonNull Activity activity) {
+        Objects.requireNonNull(activity);
         synchronized (mLock) {
+            if (Flags.activityWindowInfoFlag()) {
+                final ActivityWindowInfo activityWindowInfo = getActivityWindowInfo(activity);
+                return activityWindowInfo != null && activityWindowInfo.isEmbedded();
+            }
             return mPresenter.isActivityEmbedded(activity.getActivityToken());
         }
     }
 
+    @Nullable
+    private static ActivityWindowInfo getActivityWindowInfo(@NonNull Activity activity) {
+        if (activity.isFinishing()) {
+            return null;
+        }
+        final ActivityThread.ActivityClientRecord record =
+                ActivityThread.currentActivityThread()
+                        .getActivityClient(activity.getActivityToken());
+        return record != null ? record.getActivityWindowInfo() : null;
+    }
+
     /**
      * If the two rules have the same presentation, and the calculated {@link SplitAttributes}
      * matches the {@link SplitAttributes} of {@link SplitContainer}, we can reuse the same
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index bc6f93f..d60fe4b 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -353,6 +353,7 @@
 import android.view.WindowManager.LayoutParams;
 import android.view.WindowManager.TransitionOldType;
 import android.view.animation.Animation;
+import android.window.ActivityWindowInfo;
 import android.window.ITaskFragmentOrganizer;
 import android.window.RemoteTransition;
 import android.window.SizeConfigurationBuckets;
@@ -519,6 +520,7 @@
     private int mLastReportedDisplayId;
     boolean mLastReportedMultiWindowMode;
     boolean mLastReportedPictureInPictureMode;
+    private final ActivityWindowInfo mLastReportedActivityWindowInfo = new ActivityWindowInfo();
     ActivityRecord resultTo; // who started this entry, so will get our reply
     final String resultWho; // additional identifier for use by resultTo.
     final int requestCode;  // code given by requester (resultTo)
@@ -958,6 +960,7 @@
      */
     private final Configuration mTmpConfig = new Configuration();
     private final Rect mTmpBounds = new Rect();
+    private final ActivityWindowInfo mTmpActivityWindowInfo = new ActivityWindowInfo();
 
     // Token for targeting this activity for assist purposes.
     final Binder assistToken = new Binder();
@@ -1096,6 +1099,12 @@
         pw.println(prefix + "mLastReportedConfigurations:");
         mLastReportedConfiguration.dump(pw, prefix + "  ");
 
+        if (Flags.activityWindowInfoFlag()) {
+            pw.print(prefix);
+            pw.print("mLastReportedActivityWindowInfo=");
+            pw.println(mLastReportedActivityWindowInfo);
+        }
+
         pw.print(prefix); pw.print("CurrentConfiguration="); pw.println(getConfiguration());
         if (!getRequestedOverrideConfiguration().equals(EMPTY)) {
             pw.println(prefix + "RequestedOverrideConfiguration="
@@ -3150,6 +3159,30 @@
         }
     }
 
+    /**
+     * This is different from {@link #isEmbedded()}.
+     * {@link #isEmbedded()} is {@code true} when any of the parent {@link TaskFragment} is created
+     * by a {@link android.window.TaskFragmentOrganizer}, while this method is {@code true} when
+     * the parent {@link TaskFragment} is embedded and has bounds override that does not fill the
+     * leaf {@link Task}.
+     */
+    boolean isEmbeddedInHostContainer() {
+        final TaskFragment taskFragment = getOrganizedTaskFragment();
+        return taskFragment != null && taskFragment.isEmbeddedWithBoundsOverride();
+    }
+
+    @NonNull
+    ActivityWindowInfo getActivityWindowInfo() {
+        if (!Flags.activityWindowInfoFlag() || !isAttached()) {
+            return mTmpActivityWindowInfo;
+        }
+        mTmpActivityWindowInfo.set(
+                isEmbeddedInHostContainer(),
+                getTask().getBounds(),
+                getTaskFragment().getBounds());
+        return mTmpActivityWindowInfo;
+    }
+
     @Override
     @Nullable
     TaskDisplayArea getDisplayArea() {
@@ -8213,6 +8246,12 @@
         mLastReportedConfiguration.setConfiguration(global, override);
     }
 
+    void setLastReportedActivityWindowInfo(@NonNull ActivityWindowInfo activityWindowInfo) {
+        if (Flags.activityWindowInfoFlag()) {
+            mLastReportedActivityWindowInfo.set(activityWindowInfo);
+        }
+    }
+
     @Nullable
     CompatDisplayInsets getCompatDisplayInsets() {
         if (mLetterboxUiController.hasInheritedLetterboxBehavior()) {
diff --git a/services/core/java/com/android/server/wm/ActivityTaskSupervisor.java b/services/core/java/com/android/server/wm/ActivityTaskSupervisor.java
index 09f5eda..e0faddf 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskSupervisor.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskSupervisor.java
@@ -138,6 +138,7 @@
 import android.util.SparseArray;
 import android.util.SparseIntArray;
 import android.view.Display;
+import android.window.ActivityWindowInfo;
 
 import com.android.internal.R;
 import com.android.internal.annotations.GuardedBy;
@@ -909,6 +910,9 @@
                 final Configuration overrideConfig = r.getMergedOverrideConfiguration();
                 r.setLastReportedConfiguration(procConfig, overrideConfig);
 
+                final ActivityWindowInfo activityWindowInfo = r.getActivityWindowInfo();
+                r.setLastReportedActivityWindowInfo(activityWindowInfo);
+
                 logIfTransactionTooLarge(r.intent, r.getSavedState());
 
                 final TaskFragment organizedTaskFragment = r.getOrganizedTaskFragment();
@@ -931,7 +935,7 @@
                         results, newIntents, r.takeSceneTransitionInfo(), isTransitionForward,
                         proc.createProfilerInfoIfNeeded(), r.assistToken, activityClientController,
                         r.shareableActivityToken, r.getLaunchedFromBubble(), fragmentToken,
-                        r.initialCallerInfoAccessToken);
+                        r.initialCallerInfoAccessToken, activityWindowInfo);
 
                 // Set desired final state.
                 final ActivityLifecycleItem lifecycleItem;
diff --git a/services/core/java/com/android/server/wm/TaskFragmentOrganizerController.java b/services/core/java/com/android/server/wm/TaskFragmentOrganizerController.java
index 8d054db..24b533a 100644
--- a/services/core/java/com/android/server/wm/TaskFragmentOrganizerController.java
+++ b/services/core/java/com/android/server/wm/TaskFragmentOrganizerController.java
@@ -1197,16 +1197,13 @@
         }
     }
 
-    // TODO(b/204399167): change to push the embedded state to the client side
     @Override
     public boolean isActivityEmbedded(IBinder activityToken) {
         synchronized (mGlobalLock) {
             final ActivityRecord activity = ActivityRecord.forTokenLocked(activityToken);
-            if (activity == null) {
-                return false;
-            }
-            final TaskFragment taskFragment = activity.getOrganizedTaskFragment();
-            return taskFragment != null && taskFragment.isEmbeddedWithBoundsOverride();
+            return activity != null
+                    ? activity.isEmbeddedInHostContainer()
+                    : false;
         }
     }