diff --git a/modules/sentry-cocoa b/modules/sentry-cocoa
index 4bb2282661..2f64c77f77 160000
--- a/modules/sentry-cocoa
+++ b/modules/sentry-cocoa
@@ -1 +1 @@
-Subproject commit 4bb2282661ee6ca2212aa01d19a1214394cd3c45
+Subproject commit 2f64c77f77514acd01780d1aac86ae75b7fccd04
diff --git a/scripts/patch-cocoa-bindings.cs b/scripts/patch-cocoa-bindings.cs
index f9d156ddff..2afa6c9e40 100644
--- a/scripts/patch-cocoa-bindings.cs
+++ b/scripts/patch-cocoa-bindings.cs
@@ -83,6 +83,8 @@
     .RemoveProperty("SentryObjCOptions", "BeforeSendWithHint")
     .RemoveProperty("SentryObjCOptions", "BeforeBreadcrumbWithHint")
     .RemoveProperty("SentryObjCOptions", "ConfigureProfiling")
+    // Experimental MetricKit options; bind SentryObjCMetricKitOptions too if .NET ever exposes MetricKit.
+    .RemoveProperty("SentryObjCExperimentalOptions", "Metrickit")
     // SentryObjCSDK is both the public entry point and the hybrid-SDK gateway (via `internal`).
     // Keep the public members the .NET SDK calls plus the `internal` accessor; drop the rest, whose
     // signatures reference SentryObjC* types we don't whitelist.
diff --git a/src/Sentry.Bindings.Cocoa/ApiDefinition.cs b/src/Sentry.Bindings.Cocoa/ApiDefinition.cs
index fb657dff8f..cf57715f92 100644
--- a/src/Sentry.Bindings.Cocoa/ApiDefinition.cs
+++ b/src/Sentry.Bindings.Cocoa/ApiDefinition.cs
@@ -1271,6 +1271,7 @@ interface SentryObjCTraceContext
 [Internal]
 interface SentryObjCExperimentalOptions
 {
+
     // @property (nonatomic) BOOL enableUnhandledCPPExceptionsV2;
     [Export("enableUnhandledCPPExceptionsV2")]
     bool EnableUnhandledCPPExceptionsV2 { get; set; }
@@ -1805,6 +1806,14 @@ interface SentryObjCInternalSdkApi
 [Internal]
 interface SentryObjCInternalSerializerApi
 {
+    // -(NSDictionary<NSString *,id> * _Nonnull)serializeScope:(SentryObjCScope * _Nonnull)scope;
+    [Export("serializeScope:")]
+    NSDictionary<NSString, NSObject> SerializeScope(SentryObjCScope scope);
+
+    // -(NSDictionary<NSString *,id> * _Nonnull)serializeDebugMeta:(SentryObjCDebugMeta * _Nonnull)debugMeta;
+    [Export("serializeDebugMeta:")]
+    NSDictionary<NSString, NSObject> SerializeDebugMeta(SentryObjCDebugMeta debugMeta);
+
     // -(NSDictionary<NSString *,id> * _Nonnull)serializeEvent:(SentryObjCEvent * _Nonnull)event;
     [Export("serializeEvent:")]
     NSDictionary<NSString, NSObject> SerializeEvent(SentryObjCEvent @event);
diff --git a/src/Sentry.Bindings.Cocoa/StructsAndEnums.cs b/src/Sentry.Bindings.Cocoa/StructsAndEnums.cs
index f974ee79a4..6954c0e143 100644
--- a/src/Sentry.Bindings.Cocoa/StructsAndEnums.cs
+++ b/src/Sentry.Bindings.Cocoa/StructsAndEnums.cs
@@ -121,6 +121,13 @@ internal enum SentryObjCRedactRegionType : long
     RedactSwiftUI
 }
 
+[Native]
+internal enum SentryObjCMetricKitHangReportingMode : long
+{
+    Legacy = 0,
+    FlamegraphAttachment = 1
+}
+
 [Native]
 internal enum SentryObjCSwizzleMode : long
 {