diff --git a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Action.php b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Action.php
index efd3f4ed6f..c43c6114ef 100644
--- a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Action.php
+++ b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Action.php
@@ -251,7 +251,8 @@ abstract class Action extends DatabasesAction
     }
 
     /**
-     * Validate a relationship value and its document ID.
+     * Validate relationship values.
+     * Handles Document objects, ID strings, and associative arrays.
      */
     protected function validateRelationship(mixed $relation): void
     {
@@ -263,8 +264,6 @@ abstract class Action extends DatabasesAction
             $relationId = $relation;
         } elseif (\is_array($relation) && \array_values($relation) !== $relation) {
             $relationId = $relation['$id'] ?? null;
-        } else {
-            throw new Exception(Exception::RELATIONSHIP_VALUE_INVALID, 'Relationship value must be an object or document ID string, not ' . \gettype($relation));
         }
 
         if ($relationId !== null) {
diff --git a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Create.php b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Create.php
index 253cf8ec3c..eebe59796e 100644
--- a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Create.php
+++ b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Create.php
@@ -309,22 +309,17 @@ class Create extends Action
                 );
 
                 foreach ($relations as &$relation) {
-                    // Generate unique ID for new relation without $id
                     if (
                         \is_array($relation)
                         && \array_values($relation) !== $relation
                         && !isset($relation['$id'])
                     ) {
                         $relation['$id'] = ID::unique();
+                        $relation = new Document($relation);
                     }
 
                     $this->validateRelationship($relation);
 
-                    // If the relation is an array it can be either update or create a child document.
-                    if (\is_array($relation) && \array_values($relation) !== $relation) {
-                        $relation = new Document($relation);
-                    }
-
                     if ($relation instanceof Document) {
                         $relation = $this->removeReadonlyAttributes($relation, $isAPIKey || $isPrivilegedUser);
 
diff --git a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Update.php b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Update.php
index 34f2a45e15..ff3ab6e23c 100644
--- a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Update.php
+++ b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Update.php
@@ -201,22 +201,18 @@ class Update extends Action
                 );
 
                 foreach ($relations as &$relation) {
-                    // Generate unique ID for new relation without $id
+                    // If the relation is an array it can be either update or create a child document.
                     if (
                         \is_array($relation)
                         && \array_values($relation) !== $relation
                         && !isset($relation['$id'])
                     ) {
                         $relation['$id'] = ID::unique();
+                        $relation = new Document($relation);
                     }
 
                     $this->validateRelationship($relation);
 
-                    // If the relation is an array it can be either update or create a child document.
-                    if (\is_array($relation) && \array_values($relation) !== $relation) {
-                        $relation = new Document($relation);
-                    }
-
                     if ($relation instanceof Document) {
                         $relation = $this->removeReadonlyAttributes($relation, $isAPIKey || $isPrivilegedUser);
 
diff --git a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Upsert.php b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Upsert.php
index 8b500a9e61..d0536b65ef 100644
--- a/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Upsert.php
+++ b/src/Appwrite/Platform/Modules/Databases/Http/Databases/Collections/Documents/Upsert.php
@@ -211,22 +211,18 @@ class Upsert extends Action
                 );
 
                 foreach ($relations as &$relation) {
-                    // Generate unique ID for new relation without $id
+                    // If the relation is an array it can be either update or create a child document.
                     if (
                         \is_array($relation)
                         && \array_values($relation) !== $relation
                         && !isset($relation['$id'])
                     ) {
                         $relation['$id'] = ID::unique();
+                        $relation = new Document($relation);
                     }
 
                     $this->validateRelationship($relation);
 
-                    // If the relation is an array it can be either update or create a child document.
-                    if (\is_array($relation) && \array_values($relation) !== $relation) {
-                        $relation = new Document($relation);
-                    }
-
                     if ($relation instanceof Document) {
                         $relation = $this->removeReadonlyAttributes($relation, $isAPIKey || $isPrivilegedUser);