diff --git a/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiResponseFormatOption.g.cs b/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiResponseFormatOption.g.cs
index 161ca54..2b17ada 100644
--- a/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiResponseFormatOption.g.cs
+++ b/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiResponseFormatOption.g.cs
@@ -110,7 +110,7 @@ public override void Write(
 
             if (value.IsValue1)
             {
-                var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::OpenAI.AssistantsApiResponseFormatOptionEnum), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::OpenAI.AssistantsApiResponseFormatOptionEnum?> ??
+                var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::OpenAI.AssistantsApiResponseFormatOptionEnum), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::OpenAI.AssistantsApiResponseFormatOptionEnum> ??
                                throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::OpenAI.AssistantsApiResponseFormatOptionEnum).Name}");
                 global::System.Text.Json.JsonSerializer.Serialize(writer, value.Value1, typeInfo);
             }
diff --git a/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiToolChoiceOption.g.cs b/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiToolChoiceOption.g.cs
index e82ead0..61b5949 100644
--- a/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiToolChoiceOption.g.cs
+++ b/src/libs/OpenAI/Generated/JsonConverters.AssistantsApiToolChoiceOption.g.cs
@@ -72,7 +72,7 @@ public override void Write(
 
             if (value.IsValue1)
             {
-                var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::OpenAI.AssistantsApiToolChoiceOptionEnum), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::OpenAI.AssistantsApiToolChoiceOptionEnum?> ??
+                var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::OpenAI.AssistantsApiToolChoiceOptionEnum), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::OpenAI.AssistantsApiToolChoiceOptionEnum> ??
                                throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::OpenAI.AssistantsApiToolChoiceOptionEnum).Name}");
                 global::System.Text.Json.JsonSerializer.Serialize(writer, value.Value1, typeInfo);
             }
diff --git a/src/libs/OpenAI/Generated/JsonConverters.ChatCompletionToolChoiceOption.g.cs b/src/libs/OpenAI/Generated/JsonConverters.ChatCompletionToolChoiceOption.g.cs
index 0db5df6..43003c2 100644
--- a/src/libs/OpenAI/Generated/JsonConverters.ChatCompletionToolChoiceOption.g.cs
+++ b/src/libs/OpenAI/Generated/JsonConverters.ChatCompletionToolChoiceOption.g.cs
@@ -72,7 +72,7 @@ public override void Write(
 
             if (value.IsValue1)
             {
-                var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::OpenAI.ChatCompletionToolChoiceOptionEnum), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::OpenAI.ChatCompletionToolChoiceOptionEnum?> ??
+                var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::OpenAI.ChatCompletionToolChoiceOptionEnum), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::OpenAI.ChatCompletionToolChoiceOptionEnum> ??
                                throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::OpenAI.ChatCompletionToolChoiceOptionEnum).Name}");
                 global::System.Text.Json.JsonSerializer.Serialize(writer, value.Value1, typeInfo);
             }