diff --git a/apis/realtime.go b/apis/realtime.go
index dc7ccc66..2e837b34 100644
--- a/apis/realtime.go
+++ b/apis/realtime.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
+	"fmt"
 	"log/slog"
 	"net/http"
 	"strings"
@@ -353,7 +354,7 @@ func bindRealtimeEvents(app core.App) {
 		Func: func(e *core.ModelEvent) error {
 			record := realtimeResolveRecord(e.App, e.Model, "")
 			if record != nil {
-				// note: use the outside scoped app instance for the access checks so that the API ruless
+				// note: use the outside scoped app instance for the access checks so that the API rules
 				// are performed out of the delete transaction ensuring that they would still work even if
 				// a cascade-deleted record's API rule relies on an already deleted parent record
 				err := realtimeBroadcastRecord(e.App, "delete", record, true, app)
@@ -375,14 +376,17 @@ func bindRealtimeEvents(app core.App) {
 	// delete: broadcast
 	app.OnModelAfterDeleteSuccess().Bind(&hook.Handler[*core.ModelEvent]{
 		Func: func(e *core.ModelEvent) error {
-			record := realtimeResolveRecord(e.App, e.Model, "")
-			if record != nil {
-				err := realtimeBroadcastDryCachedRecord(e.App, "delete", record)
+			// note: only ensure that it is a collection record
+			// and don't use realtimeResolveRecord because in case of a
+			// custom model it'll fail to resolve since the record is already deleted
+			collection := realtimeResolveRecordCollection(e.App, e.Model)
+			if collection != nil {
+				err := realtimeBroadcastDryCacheKey(e.App, getDryCacheKey("delete", e.Model))
 				if err != nil {
 					app.Logger().Debug(
 						"Failed to broadcast record delete",
-						slog.String("id", record.Id),
-						slog.String("collectionName", record.Collection().Name),
+						slog.Any("id", e.Model.PK()),
+						slog.String("collectionName", collection.Name),
 						slog.String("error", err.Error()),
 					)
 				}
@@ -398,7 +402,7 @@ func bindRealtimeEvents(app core.App) {
 		Func: func(e *core.ModelErrorEvent) error {
 			record := realtimeResolveRecord(e.App, e.Model, "")
 			if record != nil {
-				err := realtimeUnsetDryCachedRecord(e.App, "delete", record)
+				err := realtimeUnsetDryCacheKey(e.App, getDryCacheKey("delete", record))
 				if err != nil {
 					app.Logger().Debug(
 						"Failed to cleanup after broadcast record delete failure",
@@ -418,7 +422,14 @@ func bindRealtimeEvents(app core.App) {
 // resolveRecord converts *if possible* the provided model interface to a Record.
 // This is usually helpful if the provided model is a custom Record model struct.
 func realtimeResolveRecord(app core.App, model core.Model, optCollectionType string) *core.Record {
-	record, _ := model.(*core.Record)
+	var record *core.Record
+	switch v := model.(type) {
+	case *core.Record:
+		record = v
+	case core.RecordProxy:
+		record = v.ProxyRecord()
+	}
+
 	if record != nil {
 		if optCollectionType == "" || record.Collection().Type == optCollectionType {
 			return record
@@ -447,14 +458,20 @@ func realtimeResolveRecord(app core.App, model core.Model, optCollectionType str
 // realtimeResolveRecordCollection extracts *if possible* the Collection model from the provided model interface.
 // This is usually helpful if the provided model is a custom Record model struct.
 func realtimeResolveRecordCollection(app core.App, model core.Model) (collection *core.Collection) {
-	if record, ok := model.(*core.Record); ok {
-		collection = record.Collection()
-	} else {
-		// check if it is custom Record model struct (ignore "private" tables)
-		collection, _ = app.FindCachedCollectionByNameOrId(model.TableName())
+	switch m := model.(type) {
+	case *core.Record:
+		return m.Collection()
+	case core.RecordProxy:
+		return m.ProxyRecord().Collection()
+	default:
+		// check if it is custom Record model struct
+		collection, err := app.FindCachedCollectionByNameOrId(model.TableName())
+		if err == nil {
+			return collection
+		}
 	}
 
-	return collection
+	return nil
 }
 
 // recordData represents the broadcasted record subscrition message data.
@@ -489,7 +506,7 @@ func realtimeBroadcastRecord(app core.App, action string, record *core.Record, d
 		(collection.Id + "?"):   collection.ListRule,
 	}
 
-	dryCacheKey := action + "/" + record.Id
+	dryCacheKey := getDryCacheKey(action, record)
 
 	group := new(errgroup.Group)
 
@@ -634,15 +651,13 @@ func realtimeBroadcastRecord(app core.App, action string, record *core.Record, d
 	return group.Wait()
 }
 
-// realtimeBroadcastDryCachedRecord broadcasts all cached record related messages.
-func realtimeBroadcastDryCachedRecord(app core.App, action string, record *core.Record) error {
+// realtimeBroadcastDryCacheKey broadcasts all cached key related messages.
+func realtimeBroadcastDryCacheKey(app core.App, key string) error {
 	chunks := app.SubscriptionsBroker().ChunkedClients(clientsChunkSize)
 	if len(chunks) == 0 {
 		return nil // no subscribers
 	}
 
-	key := action + "/" + record.Id
-
 	group := new(errgroup.Group)
 
 	for _, chunk := range chunks {
@@ -671,15 +686,13 @@ func realtimeBroadcastDryCachedRecord(app core.App, action string, record *core.
 	return group.Wait()
 }
 
-// realtimeUnsetDryCachedRecord removes the dry cached record related messages.
-func realtimeUnsetDryCachedRecord(app core.App, action string, record *core.Record) error {
+// realtimeUnsetDryCacheKey removes the dry cached record related messages.
+func realtimeUnsetDryCacheKey(app core.App, key string) error {
 	chunks := app.SubscriptionsBroker().ChunkedClients(clientsChunkSize)
 	if len(chunks) == 0 {
 		return nil // no subscribers
 	}
 
-	key := action + "/" + record.Id
-
 	group := new(errgroup.Group)
 
 	for _, chunk := range chunks {
@@ -697,6 +710,15 @@ func realtimeUnsetDryCachedRecord(app core.App, action string, record *core.Reco
 	return group.Wait()
 }
 
+func getDryCacheKey(action string, model core.Model) string {
+	pkStr, ok := model.PK().(string)
+	if !ok {
+		pkStr = fmt.Sprintf("%v", model.PK())
+	}
+
+	return action + "/" + model.TableName() + "/" + pkStr
+}
+
 func isSameAuth(authA, authB *core.Record) bool {
 	if authA == nil {
 		return authB == nil