diff --git a/FRONTEND/lib/api/endpoints/agent_endpoint.dart b/FRONTEND/lib/api/endpoints/agent_endpoint.dart
index 024e169..bf62574 100644
--- a/FRONTEND/lib/api/endpoints/agent_endpoint.dart
+++ b/FRONTEND/lib/api/endpoints/agent_endpoint.dart
@@ -243,11 +243,11 @@ class AgentDto {
   final String modelName;
   final ModelProviderType providerType;
   final String? modelEndpoint;
-  final double temperature;
-  final int maxTokens;
-  final String systemPrompt;
-  final bool enableMemory;
-  final int conversationWindowSize;
+  final double? temperature;
+  final int? maxTokens;
+  final String? systemPrompt;
+  final bool? enableMemory;
+  final int? conversationWindowSize;
   final AgentStatus status;
   final DateTime createdAt;
   final DateTime updatedAt;
@@ -261,11 +261,11 @@ class AgentDto {
     required this.modelName,
     required this.providerType,
     this.modelEndpoint,
-    required this.temperature,
-    required this.maxTokens,
-    required this.systemPrompt,
-    required this.enableMemory,
-    required this.conversationWindowSize,
+    this.temperature,
+    this.maxTokens,
+    this.systemPrompt,
+    this.enableMemory,
+    this.conversationWindowSize,
     required this.status,
     required this.createdAt,
     required this.updatedAt,
@@ -300,11 +300,11 @@ class AgentDto {
       modelName: json['modelName'] as String,
       providerType: parseProviderType(json['providerType']),
       modelEndpoint: json['modelEndpoint'] as String?,
-      temperature: (json['temperature'] as num).toDouble(),
-      maxTokens: json['maxTokens'] as int,
-      systemPrompt: json['systemPrompt'] as String,
-      enableMemory: json['enableMemory'] as bool,
-      conversationWindowSize: json['conversationWindowSize'] as int,
+      temperature: json['temperature'] != null ? (json['temperature'] as num).toDouble() : null,
+      maxTokens: json['maxTokens'] as int?,
+      systemPrompt: json['systemPrompt'] as String?,
+      enableMemory: json['enableMemory'] as bool?,
+      conversationWindowSize: json['conversationWindowSize'] as int?,
       status: parseAgentStatus(json['status']),
       createdAt: DateTime.parse(json['createdAt'] as String),
       updatedAt: DateTime.parse(json['updatedAt'] as String),