diff --git a/lib/openai/models/all_models.rb b/lib/openai/models/all_models.rb
index 135bffac..f09c1abd 100644
--- a/lib/openai/models/all_models.rb
+++ b/lib/openai/models/all_models.rb
@@ -5,30 +5,30 @@ module Models
     module AllModels
       extend OpenAI::Union
 
-      # @!group
-
-      O1_PRO = :"o1-pro"
-      O1_PRO_2025_03_19 = :"o1-pro-2025-03-19"
-      COMPUTER_USE_PREVIEW = :"computer-use-preview"
-      COMPUTER_USE_PREVIEW_2025_03_11 = :"computer-use-preview-2025-03-11"
-
-      # @!endgroup
-
       variant String
 
       variant enum: -> { OpenAI::Models::ChatModel }
 
-      variant const: OpenAI::Models::AllModels::O1_PRO
+      variant const: -> { OpenAI::Models::AllModels::O1_PRO }
 
-      variant const: OpenAI::Models::AllModels::O1_PRO_2025_03_19
+      variant const: -> { OpenAI::Models::AllModels::O1_PRO_2025_03_19 }
 
-      variant const: OpenAI::Models::AllModels::COMPUTER_USE_PREVIEW
+      variant const: -> { OpenAI::Models::AllModels::COMPUTER_USE_PREVIEW }
 
-      variant const: OpenAI::Models::AllModels::COMPUTER_USE_PREVIEW_2025_03_11
+      variant const: -> { OpenAI::Models::AllModels::COMPUTER_USE_PREVIEW_2025_03_11 }
 
       # @!parse
       #   # @return [Array(String, Symbol, OpenAI::Models::ChatModel, Symbol)]
       #   def self.variants; end
+
+      # @!group
+
+      O1_PRO = :"o1-pro"
+      O1_PRO_2025_03_19 = :"o1-pro-2025-03-19"
+      COMPUTER_USE_PREVIEW = :"computer-use-preview"
+      COMPUTER_USE_PREVIEW_2025_03_11 = :"computer-use-preview-2025-03-11"
+
+      # @!endgroup
     end
   end
 end
diff --git a/lib/openai/models/audio/speech_create_params.rb b/lib/openai/models/audio/speech_create_params.rb
index 2c0c03cc..8db71ca4 100644
--- a/lib/openai/models/audio/speech_create_params.rb
+++ b/lib/openai/models/audio/speech_create_params.rb
@@ -98,49 +98,49 @@ module Model
         module Voice
           extend OpenAI::Union
 
-          # @!group
-
-          ALLOY = :alloy
-          ASH = :ash
-          BALLAD = :ballad
-          CORAL = :coral
-          ECHO = :echo
-          FABLE = :fable
-          ONYX = :onyx
-          NOVA = :nova
-          SAGE = :sage
-          SHIMMER = :shimmer
-          VERSE = :verse
-
-          # @!endgroup
-
           variant String
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::ALLOY
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::ALLOY }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::ASH
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::ASH }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::BALLAD
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::BALLAD }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::CORAL
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::CORAL }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::ECHO
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::ECHO }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::FABLE
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::FABLE }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::ONYX
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::ONYX }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::NOVA
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::NOVA }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::SAGE
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::SAGE }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::SHIMMER
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::SHIMMER }
 
-          variant const: OpenAI::Models::Audio::SpeechCreateParams::Voice::VERSE
+          variant const: -> { OpenAI::Models::Audio::SpeechCreateParams::Voice::VERSE }
 
           # @!parse
           #   # @return [Array(String, Symbol)]
           #   def self.variants; end
+
+          # @!group
+
+          ALLOY = :alloy
+          ASH = :ash
+          BALLAD = :ballad
+          CORAL = :coral
+          ECHO = :echo
+          FABLE = :fable
+          ONYX = :onyx
+          NOVA = :nova
+          SAGE = :sage
+          SHIMMER = :shimmer
+          VERSE = :verse
+
+          # @!endgroup
         end
 
         # The format to audio in. Supported formats are `mp3`, `opus`, `aac`, `flac`,
diff --git a/lib/openai/models/beta/assistant_update_params.rb b/lib/openai/models/beta/assistant_update_params.rb
index 0db4e4cd..d178a24b 100644
--- a/lib/openai/models/beta/assistant_update_params.rb
+++ b/lib/openai/models/beta/assistant_update_params.rb
@@ -169,106 +169,106 @@ class AssistantUpdateParams < OpenAI::BaseModel
         module Model
           extend OpenAI::Union
 
-          # @!group
-
-          O3_MINI = :"o3-mini"
-          O3_MINI_2025_01_31 = :"o3-mini-2025-01-31"
-          O1 = :o1
-          O1_2024_12_17 = :"o1-2024-12-17"
-          GPT_4O = :"gpt-4o"
-          GPT_4O_2024_11_20 = :"gpt-4o-2024-11-20"
-          GPT_4O_2024_08_06 = :"gpt-4o-2024-08-06"
-          GPT_4O_2024_05_13 = :"gpt-4o-2024-05-13"
-          GPT_4O_MINI = :"gpt-4o-mini"
-          GPT_4O_MINI_2024_07_18 = :"gpt-4o-mini-2024-07-18"
-          GPT_4_5_PREVIEW = :"gpt-4.5-preview"
-          GPT_4_5_PREVIEW_2025_02_27 = :"gpt-4.5-preview-2025-02-27"
-          GPT_4_TURBO = :"gpt-4-turbo"
-          GPT_4_TURBO_2024_04_09 = :"gpt-4-turbo-2024-04-09"
-          GPT_4_0125_PREVIEW = :"gpt-4-0125-preview"
-          GPT_4_TURBO_PREVIEW = :"gpt-4-turbo-preview"
-          GPT_4_1106_PREVIEW = :"gpt-4-1106-preview"
-          GPT_4_VISION_PREVIEW = :"gpt-4-vision-preview"
-          GPT_4 = :"gpt-4"
-          GPT_4_0314 = :"gpt-4-0314"
-          GPT_4_0613 = :"gpt-4-0613"
-          GPT_4_32K = :"gpt-4-32k"
-          GPT_4_32K_0314 = :"gpt-4-32k-0314"
-          GPT_4_32K_0613 = :"gpt-4-32k-0613"
-          GPT_3_5_TURBO = :"gpt-3.5-turbo"
-          GPT_3_5_TURBO_16K = :"gpt-3.5-turbo-16k"
-          GPT_3_5_TURBO_0613 = :"gpt-3.5-turbo-0613"
-          GPT_3_5_TURBO_1106 = :"gpt-3.5-turbo-1106"
-          GPT_3_5_TURBO_0125 = :"gpt-3.5-turbo-0125"
-          GPT_3_5_TURBO_16K_0613 = :"gpt-3.5-turbo-16k-0613"
-
-          # @!endgroup
-
           variant String
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::O3_MINI
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::O3_MINI }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::O3_MINI_2025_01_31
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::O3_MINI_2025_01_31 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::O1
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::O1 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::O1_2024_12_17
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::O1_2024_12_17 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_2024_11_20
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_2024_11_20 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_2024_08_06
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_2024_08_06 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_2024_05_13
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_2024_05_13 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_MINI
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_MINI }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_MINI_2024_07_18
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4O_MINI_2024_07_18 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_5_PREVIEW
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_5_PREVIEW }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_5_PREVIEW_2025_02_27
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_5_PREVIEW_2025_02_27 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_TURBO
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_TURBO }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_TURBO_2024_04_09
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_TURBO_2024_04_09 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_0125_PREVIEW
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_0125_PREVIEW }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_TURBO_PREVIEW
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_TURBO_PREVIEW }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_1106_PREVIEW
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_1106_PREVIEW }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_VISION_PREVIEW
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_VISION_PREVIEW }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_0314
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_0314 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_0613
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_0613 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_32K
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_32K }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_32K_0314
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_32K_0314 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_32K_0613
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_4_32K_0613 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_16K
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_16K }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_0613
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_0613 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_1106
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_1106 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_0125
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_0125 }
 
-          variant const: OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_16K_0613
+          variant const: -> { OpenAI::Models::Beta::AssistantUpdateParams::Model::GPT_3_5_TURBO_16K_0613 }
 
           # @!parse
           #   # @return [Array(String, Symbol)]
           #   def self.variants; end
+
+          # @!group
+
+          O3_MINI = :"o3-mini"
+          O3_MINI_2025_01_31 = :"o3-mini-2025-01-31"
+          O1 = :o1
+          O1_2024_12_17 = :"o1-2024-12-17"
+          GPT_4O = :"gpt-4o"
+          GPT_4O_2024_11_20 = :"gpt-4o-2024-11-20"
+          GPT_4O_2024_08_06 = :"gpt-4o-2024-08-06"
+          GPT_4O_2024_05_13 = :"gpt-4o-2024-05-13"
+          GPT_4O_MINI = :"gpt-4o-mini"
+          GPT_4O_MINI_2024_07_18 = :"gpt-4o-mini-2024-07-18"
+          GPT_4_5_PREVIEW = :"gpt-4.5-preview"
+          GPT_4_5_PREVIEW_2025_02_27 = :"gpt-4.5-preview-2025-02-27"
+          GPT_4_TURBO = :"gpt-4-turbo"
+          GPT_4_TURBO_2024_04_09 = :"gpt-4-turbo-2024-04-09"
+          GPT_4_0125_PREVIEW = :"gpt-4-0125-preview"
+          GPT_4_TURBO_PREVIEW = :"gpt-4-turbo-preview"
+          GPT_4_1106_PREVIEW = :"gpt-4-1106-preview"
+          GPT_4_VISION_PREVIEW = :"gpt-4-vision-preview"
+          GPT_4 = :"gpt-4"
+          GPT_4_0314 = :"gpt-4-0314"
+          GPT_4_0613 = :"gpt-4-0613"
+          GPT_4_32K = :"gpt-4-32k"
+          GPT_4_32K_0314 = :"gpt-4-32k-0314"
+          GPT_4_32K_0613 = :"gpt-4-32k-0613"
+          GPT_3_5_TURBO = :"gpt-3.5-turbo"
+          GPT_3_5_TURBO_16K = :"gpt-3.5-turbo-16k"
+          GPT_3_5_TURBO_0613 = :"gpt-3.5-turbo-0613"
+          GPT_3_5_TURBO_1106 = :"gpt-3.5-turbo-1106"
+          GPT_3_5_TURBO_0125 = :"gpt-3.5-turbo-0125"
+          GPT_3_5_TURBO_16K_0613 = :"gpt-3.5-turbo-16k-0613"
+
+          # @!endgroup
         end
 
         class ToolResources < OpenAI::BaseModel
diff --git a/lib/openai/models/beta/thread_create_and_run_params.rb b/lib/openai/models/beta/thread_create_and_run_params.rb
index afa35bb4..e3891370 100644
--- a/lib/openai/models/beta/thread_create_and_run_params.rb
+++ b/lib/openai/models/beta/thread_create_and_run_params.rb
@@ -325,18 +325,18 @@ class Message < OpenAI::BaseModel
             module Content
               extend OpenAI::Union
 
-              MessageContentPartParamArray =
-                OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
-
               # The text contents of the message.
               variant String
 
               # An array of content parts with a defined type, each can be of type `text` or images can be passed with `image_url` or `image_file`. Image types are only supported on [Vision-compatible models](https://platform.openai.com/docs/models).
-              variant OpenAI::Models::Beta::ThreadCreateAndRunParams::Thread::Message::Content::MessageContentPartParamArray
+              variant -> { OpenAI::Models::Beta::ThreadCreateAndRunParams::Thread::Message::Content::MessageContentPartParamArray }
 
               # @!parse
               #   # @return [Array(String, Array<OpenAI::Models::Beta::Threads::ImageFileContentBlock, OpenAI::Models::Beta::Threads::ImageURLContentBlock, OpenAI::Models::Beta::Threads::TextContentBlockParam>)]
               #   def self.variants; end
+
+              MessageContentPartParamArray =
+                OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
             end
 
             # The role of the entity that is creating the message. Allowed values include:
diff --git a/lib/openai/models/beta/thread_create_params.rb b/lib/openai/models/beta/thread_create_params.rb
index 24ff443e..62984f11 100644
--- a/lib/openai/models/beta/thread_create_params.rb
+++ b/lib/openai/models/beta/thread_create_params.rb
@@ -100,18 +100,18 @@ class Message < OpenAI::BaseModel
           module Content
             extend OpenAI::Union
 
-            MessageContentPartParamArray =
-              OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
-
             # The text contents of the message.
             variant String
 
             # An array of content parts with a defined type, each can be of type `text` or images can be passed with `image_url` or `image_file`. Image types are only supported on [Vision-compatible models](https://platform.openai.com/docs/models).
-            variant OpenAI::Models::Beta::ThreadCreateParams::Message::Content::MessageContentPartParamArray
+            variant -> { OpenAI::Models::Beta::ThreadCreateParams::Message::Content::MessageContentPartParamArray }
 
             # @!parse
             #   # @return [Array(String, Array<OpenAI::Models::Beta::Threads::ImageFileContentBlock, OpenAI::Models::Beta::Threads::ImageURLContentBlock, OpenAI::Models::Beta::Threads::TextContentBlockParam>)]
             #   def self.variants; end
+
+            MessageContentPartParamArray =
+              OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
           end
 
           # The role of the entity that is creating the message. Allowed values include:
diff --git a/lib/openai/models/beta/threads/message_create_params.rb b/lib/openai/models/beta/threads/message_create_params.rb
index f9082a79..73ea83f7 100644
--- a/lib/openai/models/beta/threads/message_create_params.rb
+++ b/lib/openai/models/beta/threads/message_create_params.rb
@@ -60,18 +60,18 @@ class MessageCreateParams < OpenAI::BaseModel
           module Content
             extend OpenAI::Union
 
-            MessageContentPartParamArray =
-              OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
-
             # The text contents of the message.
             variant String
 
             # An array of content parts with a defined type, each can be of type `text` or images can be passed with `image_url` or `image_file`. Image types are only supported on [Vision-compatible models](https://platform.openai.com/docs/models).
-            variant OpenAI::Models::Beta::Threads::MessageCreateParams::Content::MessageContentPartParamArray
+            variant -> { OpenAI::Models::Beta::Threads::MessageCreateParams::Content::MessageContentPartParamArray }
 
             # @!parse
             #   # @return [Array(String, Array<OpenAI::Models::Beta::Threads::ImageFileContentBlock, OpenAI::Models::Beta::Threads::ImageURLContentBlock, OpenAI::Models::Beta::Threads::TextContentBlockParam>)]
             #   def self.variants; end
+
+            MessageContentPartParamArray =
+              OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
           end
 
           # The role of the entity that is creating the message. Allowed values include:
diff --git a/lib/openai/models/beta/threads/run_create_params.rb b/lib/openai/models/beta/threads/run_create_params.rb
index a3791a25..129ed90f 100644
--- a/lib/openai/models/beta/threads/run_create_params.rb
+++ b/lib/openai/models/beta/threads/run_create_params.rb
@@ -289,18 +289,18 @@ class AdditionalMessage < OpenAI::BaseModel
             module Content
               extend OpenAI::Union
 
-              MessageContentPartParamArray =
-                OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
-
               # The text contents of the message.
               variant String
 
               # An array of content parts with a defined type, each can be of type `text` or images can be passed with `image_url` or `image_file`. Image types are only supported on [Vision-compatible models](https://platform.openai.com/docs/models).
-              variant OpenAI::Models::Beta::Threads::RunCreateParams::AdditionalMessage::Content::MessageContentPartParamArray
+              variant -> { OpenAI::Models::Beta::Threads::RunCreateParams::AdditionalMessage::Content::MessageContentPartParamArray }
 
               # @!parse
               #   # @return [Array(String, Array<OpenAI::Models::Beta::Threads::ImageFileContentBlock, OpenAI::Models::Beta::Threads::ImageURLContentBlock, OpenAI::Models::Beta::Threads::TextContentBlockParam>)]
               #   def self.variants; end
+
+              MessageContentPartParamArray =
+                OpenAI::ArrayOf[union: -> { OpenAI::Models::Beta::Threads::MessageContentPartParam }]
             end
 
             # The role of the entity that is creating the message. Allowed values include:
diff --git a/lib/openai/models/chat/chat_completion_assistant_message_param.rb b/lib/openai/models/chat/chat_completion_assistant_message_param.rb
index 5264bab1..c6a293dd 100644
--- a/lib/openai/models/chat/chat_completion_assistant_message_param.rb
+++ b/lib/openai/models/chat/chat_completion_assistant_message_param.rb
@@ -111,14 +111,11 @@ class Audio < OpenAI::BaseModel
         module Content
           extend OpenAI::Union
 
-          ArrayOfContentPartArray =
-            OpenAI::ArrayOf[union: -> { OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::ArrayOfContentPart }]
-
           # The contents of the assistant message.
           variant String
 
           # An array of content parts with a defined type. Can be one or more of type `text`, or exactly one of type `refusal`.
-          variant OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::ArrayOfContentPartArray
+          variant -> { OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::ArrayOfContentPartArray }
 
           # Learn about
           #   [text inputs](https://platform.openai.com/docs/guides/text-generation).
@@ -140,6 +137,9 @@ module ArrayOfContentPart
           # @!parse
           #   # @return [Array(String, Array<OpenAI::Models::Chat::ChatCompletionContentPartText, OpenAI::Models::Chat::ChatCompletionContentPartRefusal>)]
           #   def self.variants; end
+
+          ArrayOfContentPartArray =
+            OpenAI::ArrayOf[union: -> { OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::ArrayOfContentPart }]
         end
 
         # @deprecated
diff --git a/lib/openai/models/chat/chat_completion_audio_param.rb b/lib/openai/models/chat/chat_completion_audio_param.rb
index f3800a67..638a7c7e 100644
--- a/lib/openai/models/chat/chat_completion_audio_param.rb
+++ b/lib/openai/models/chat/chat_completion_audio_param.rb
@@ -53,49 +53,49 @@ module Format
         module Voice
           extend OpenAI::Union
 
-          # @!group
-
-          ALLOY = :alloy
-          ASH = :ash
-          BALLAD = :ballad
-          CORAL = :coral
-          ECHO = :echo
-          FABLE = :fable
-          ONYX = :onyx
-          NOVA = :nova
-          SAGE = :sage
-          SHIMMER = :shimmer
-          VERSE = :verse
-
-          # @!endgroup
-
           variant String
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ALLOY
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ALLOY }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ASH
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ASH }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::BALLAD
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::BALLAD }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::CORAL
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::CORAL }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ECHO
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ECHO }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::FABLE
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::FABLE }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ONYX
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::ONYX }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::NOVA
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::NOVA }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::SAGE
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::SAGE }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::SHIMMER
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::SHIMMER }
 
-          variant const: OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::VERSE
+          variant const: -> { OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::VERSE }
 
           # @!parse
           #   # @return [Array(String, Symbol)]
           #   def self.variants; end
+
+          # @!group
+
+          ALLOY = :alloy
+          ASH = :ash
+          BALLAD = :ballad
+          CORAL = :coral
+          ECHO = :echo
+          FABLE = :fable
+          ONYX = :onyx
+          NOVA = :nova
+          SAGE = :sage
+          SHIMMER = :shimmer
+          VERSE = :verse
+
+          # @!endgroup
         end
       end
     end
diff --git a/lib/openai/models/chat/chat_completion_developer_message_param.rb b/lib/openai/models/chat/chat_completion_developer_message_param.rb
index 1ec9bc97..98b66dd7 100644
--- a/lib/openai/models/chat/chat_completion_developer_message_param.rb
+++ b/lib/openai/models/chat/chat_completion_developer_message_param.rb
@@ -44,18 +44,18 @@ class ChatCompletionDeveloperMessageParam < OpenAI::BaseModel
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
-
           # The contents of the developer message.
           variant String
 
           # An array of content parts with a defined type. For developer messages, only type `text` is supported.
-          variant OpenAI::Models::Chat::ChatCompletionDeveloperMessageParam::Content::ChatCompletionContentPartTextArray
+          variant -> { OpenAI::Models::Chat::ChatCompletionDeveloperMessageParam::Content::ChatCompletionContentPartTextArray }
 
           # @!parse
           #   # @return [Array(String, Array<OpenAI::Models::Chat::ChatCompletionContentPartText>)]
           #   def self.variants; end
+
+          ChatCompletionContentPartTextArray =
+            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
         end
       end
     end
diff --git a/lib/openai/models/chat/chat_completion_prediction_content.rb b/lib/openai/models/chat/chat_completion_prediction_content.rb
index b71a21fb..e170c46d 100644
--- a/lib/openai/models/chat/chat_completion_prediction_content.rb
+++ b/lib/openai/models/chat/chat_completion_prediction_content.rb
@@ -36,19 +36,19 @@ class ChatCompletionPredictionContent < OpenAI::BaseModel
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
-
           # The content used for a Predicted Output. This is often the
           # text of a file you are regenerating with minor changes.
           variant String
 
           # An array of content parts with a defined type. Supported options differ based on the [model](https://platform.openai.com/docs/models) being used to generate the response. Can contain text inputs.
-          variant OpenAI::Models::Chat::ChatCompletionPredictionContent::Content::ChatCompletionContentPartTextArray
+          variant -> { OpenAI::Models::Chat::ChatCompletionPredictionContent::Content::ChatCompletionContentPartTextArray }
 
           # @!parse
           #   # @return [Array(String, Array<OpenAI::Models::Chat::ChatCompletionContentPartText>)]
           #   def self.variants; end
+
+          ChatCompletionContentPartTextArray =
+            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
         end
       end
     end
diff --git a/lib/openai/models/chat/chat_completion_system_message_param.rb b/lib/openai/models/chat/chat_completion_system_message_param.rb
index 7544935c..b311ca43 100644
--- a/lib/openai/models/chat/chat_completion_system_message_param.rb
+++ b/lib/openai/models/chat/chat_completion_system_message_param.rb
@@ -44,18 +44,18 @@ class ChatCompletionSystemMessageParam < OpenAI::BaseModel
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
-
           # The contents of the system message.
           variant String
 
           # An array of content parts with a defined type. For system messages, only type `text` is supported.
-          variant OpenAI::Models::Chat::ChatCompletionSystemMessageParam::Content::ChatCompletionContentPartTextArray
+          variant -> { OpenAI::Models::Chat::ChatCompletionSystemMessageParam::Content::ChatCompletionContentPartTextArray }
 
           # @!parse
           #   # @return [Array(String, Array<OpenAI::Models::Chat::ChatCompletionContentPartText>)]
           #   def self.variants; end
+
+          ChatCompletionContentPartTextArray =
+            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
         end
       end
     end
diff --git a/lib/openai/models/chat/chat_completion_tool_message_param.rb b/lib/openai/models/chat/chat_completion_tool_message_param.rb
index 0eb97603..31644647 100644
--- a/lib/openai/models/chat/chat_completion_tool_message_param.rb
+++ b/lib/openai/models/chat/chat_completion_tool_message_param.rb
@@ -35,18 +35,18 @@ class ChatCompletionToolMessageParam < OpenAI::BaseModel
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
-
           # The contents of the tool message.
           variant String
 
           # An array of content parts with a defined type. For tool messages, only type `text` is supported.
-          variant OpenAI::Models::Chat::ChatCompletionToolMessageParam::Content::ChatCompletionContentPartTextArray
+          variant -> { OpenAI::Models::Chat::ChatCompletionToolMessageParam::Content::ChatCompletionContentPartTextArray }
 
           # @!parse
           #   # @return [Array(String, Array<OpenAI::Models::Chat::ChatCompletionContentPartText>)]
           #   def self.variants; end
+
+          ChatCompletionContentPartTextArray =
+            OpenAI::ArrayOf[-> { OpenAI::Models::Chat::ChatCompletionContentPartText }]
         end
       end
     end
diff --git a/lib/openai/models/chat/chat_completion_user_message_param.rb b/lib/openai/models/chat/chat_completion_user_message_param.rb
index fd78d809..b938d473 100644
--- a/lib/openai/models/chat/chat_completion_user_message_param.rb
+++ b/lib/openai/models/chat/chat_completion_user_message_param.rb
@@ -43,18 +43,18 @@ class ChatCompletionUserMessageParam < OpenAI::BaseModel
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartArray =
-            OpenAI::ArrayOf[union: -> { OpenAI::Models::Chat::ChatCompletionContentPart }]
-
           # The text contents of the message.
           variant String
 
           # An array of content parts with a defined type. Supported options differ based on the [model](https://platform.openai.com/docs/models) being used to generate the response. Can contain text, image, or audio inputs.
-          variant OpenAI::Models::Chat::ChatCompletionUserMessageParam::Content::ChatCompletionContentPartArray
+          variant -> { OpenAI::Models::Chat::ChatCompletionUserMessageParam::Content::ChatCompletionContentPartArray }
 
           # @!parse
           #   # @return [Array(String, Array<OpenAI::Models::Chat::ChatCompletionContentPartText, OpenAI::Models::Chat::ChatCompletionContentPartImage, OpenAI::Models::Chat::ChatCompletionContentPartInputAudio, OpenAI::Models::Chat::ChatCompletionContentPart::File>)]
           #   def self.variants; end
+
+          ChatCompletionContentPartArray =
+            OpenAI::ArrayOf[union: -> { OpenAI::Models::Chat::ChatCompletionContentPart }]
         end
       end
     end
diff --git a/lib/openai/models/chat/completion_create_params.rb b/lib/openai/models/chat/completion_create_params.rb
index 6953d7a6..0db1c9bf 100644
--- a/lib/openai/models/chat/completion_create_params.rb
+++ b/lib/openai/models/chat/completion_create_params.rb
@@ -606,15 +606,15 @@ module ServiceTier
         module Stop
           extend OpenAI::Union
 
-          StringArray = OpenAI::ArrayOf[String]
-
           variant String
 
-          variant OpenAI::Models::Chat::CompletionCreateParams::Stop::StringArray
+          variant -> { OpenAI::Models::Chat::CompletionCreateParams::Stop::StringArray }
 
           # @!parse
           #   # @return [Array(String, Array<String>)]
           #   def self.variants; end
+
+          StringArray = OpenAI::ArrayOf[String]
         end
 
         class WebSearchOptions < OpenAI::BaseModel
diff --git a/lib/openai/models/completion_create_params.rb b/lib/openai/models/completion_create_params.rb
index 6e791a6b..02ee2c45 100644
--- a/lib/openai/models/completion_create_params.rb
+++ b/lib/openai/models/completion_create_params.rb
@@ -236,25 +236,25 @@ class CompletionCreateParams < OpenAI::BaseModel
       module Model
         extend OpenAI::Union
 
-        # @!group
-
-        GPT_3_5_TURBO_INSTRUCT = :"gpt-3.5-turbo-instruct"
-        DAVINCI_002 = :"davinci-002"
-        BABBAGE_002 = :"babbage-002"
-
-        # @!endgroup
-
         variant String
 
-        variant const: OpenAI::Models::CompletionCreateParams::Model::GPT_3_5_TURBO_INSTRUCT
+        variant const: -> { OpenAI::Models::CompletionCreateParams::Model::GPT_3_5_TURBO_INSTRUCT }
 
-        variant const: OpenAI::Models::CompletionCreateParams::Model::DAVINCI_002
+        variant const: -> { OpenAI::Models::CompletionCreateParams::Model::DAVINCI_002 }
 
-        variant const: OpenAI::Models::CompletionCreateParams::Model::BABBAGE_002
+        variant const: -> { OpenAI::Models::CompletionCreateParams::Model::BABBAGE_002 }
 
         # @!parse
         #   # @return [Array(String, Symbol)]
         #   def self.variants; end
+
+        # @!group
+
+        GPT_3_5_TURBO_INSTRUCT = :"gpt-3.5-turbo-instruct"
+        DAVINCI_002 = :"davinci-002"
+        BABBAGE_002 = :"babbage-002"
+
+        # @!endgroup
       end
 
       # The prompt(s) to generate completions for, encoded as a string, array of
@@ -266,23 +266,23 @@ module Model
       module Prompt
         extend OpenAI::Union
 
-        StringArray = OpenAI::ArrayOf[String]
-
-        IntegerArray = OpenAI::ArrayOf[Integer]
-
-        ArrayOfToken2DArray = OpenAI::ArrayOf[OpenAI::ArrayOf[Integer]]
-
         variant String
 
-        variant OpenAI::Models::CompletionCreateParams::Prompt::StringArray
+        variant -> { OpenAI::Models::CompletionCreateParams::Prompt::StringArray }
 
-        variant OpenAI::Models::CompletionCreateParams::Prompt::IntegerArray
+        variant -> { OpenAI::Models::CompletionCreateParams::Prompt::IntegerArray }
 
-        variant OpenAI::Models::CompletionCreateParams::Prompt::ArrayOfToken2DArray
+        variant -> { OpenAI::Models::CompletionCreateParams::Prompt::ArrayOfToken2DArray }
 
         # @!parse
         #   # @return [Array(String, Array<String>, Array<Integer>, Array<Array<Integer>>)]
         #   def self.variants; end
+
+        StringArray = OpenAI::ArrayOf[String]
+
+        IntegerArray = OpenAI::ArrayOf[Integer]
+
+        ArrayOfToken2DArray = OpenAI::ArrayOf[OpenAI::ArrayOf[Integer]]
       end
 
       # Up to 4 sequences where the API will stop generating further tokens. The
@@ -290,15 +290,15 @@ module Prompt
       module Stop
         extend OpenAI::Union
 
-        StringArray = OpenAI::ArrayOf[String]
-
         variant String
 
-        variant OpenAI::Models::CompletionCreateParams::Stop::StringArray
+        variant -> { OpenAI::Models::CompletionCreateParams::Stop::StringArray }
 
         # @!parse
         #   # @return [Array(String, Array<String>)]
         #   def self.variants; end
+
+        StringArray = OpenAI::ArrayOf[String]
       end
     end
   end
diff --git a/lib/openai/models/embedding_create_params.rb b/lib/openai/models/embedding_create_params.rb
index 03177d2a..3bb5d983 100644
--- a/lib/openai/models/embedding_create_params.rb
+++ b/lib/openai/models/embedding_create_params.rb
@@ -87,27 +87,27 @@ class EmbeddingCreateParams < OpenAI::BaseModel
       module Input
         extend OpenAI::Union
 
-        StringArray = OpenAI::ArrayOf[String]
-
-        IntegerArray = OpenAI::ArrayOf[Integer]
-
-        ArrayOfToken2DArray = OpenAI::ArrayOf[OpenAI::ArrayOf[Integer]]
-
         # The string that will be turned into an embedding.
         variant String
 
         # The array of strings that will be turned into an embedding.
-        variant OpenAI::Models::EmbeddingCreateParams::Input::StringArray
+        variant -> { OpenAI::Models::EmbeddingCreateParams::Input::StringArray }
 
         # The array of integers that will be turned into an embedding.
-        variant OpenAI::Models::EmbeddingCreateParams::Input::IntegerArray
+        variant -> { OpenAI::Models::EmbeddingCreateParams::Input::IntegerArray }
 
         # The array of arrays containing integers that will be turned into an embedding.
-        variant OpenAI::Models::EmbeddingCreateParams::Input::ArrayOfToken2DArray
+        variant -> { OpenAI::Models::EmbeddingCreateParams::Input::ArrayOfToken2DArray }
 
         # @!parse
         #   # @return [Array(String, Array<String>, Array<Integer>, Array<Array<Integer>>)]
         #   def self.variants; end
+
+        StringArray = OpenAI::ArrayOf[String]
+
+        IntegerArray = OpenAI::ArrayOf[Integer]
+
+        ArrayOfToken2DArray = OpenAI::ArrayOf[OpenAI::ArrayOf[Integer]]
       end
 
       # ID of the model to use. You can use the
diff --git a/lib/openai/models/fine_tuning/job_create_params.rb b/lib/openai/models/fine_tuning/job_create_params.rb
index 0f224244..a7189227 100644
--- a/lib/openai/models/fine_tuning/job_create_params.rb
+++ b/lib/openai/models/fine_tuning/job_create_params.rb
@@ -147,28 +147,28 @@ class JobCreateParams < OpenAI::BaseModel
         module Model
           extend OpenAI::Union
 
-          # @!group
-
-          BABBAGE_002 = :"babbage-002"
-          DAVINCI_002 = :"davinci-002"
-          GPT_3_5_TURBO = :"gpt-3.5-turbo"
-          GPT_4O_MINI = :"gpt-4o-mini"
-
-          # @!endgroup
-
           variant String
 
-          variant const: OpenAI::Models::FineTuning::JobCreateParams::Model::BABBAGE_002
+          variant const: -> { OpenAI::Models::FineTuning::JobCreateParams::Model::BABBAGE_002 }
 
-          variant const: OpenAI::Models::FineTuning::JobCreateParams::Model::DAVINCI_002
+          variant const: -> { OpenAI::Models::FineTuning::JobCreateParams::Model::DAVINCI_002 }
 
-          variant const: OpenAI::Models::FineTuning::JobCreateParams::Model::GPT_3_5_TURBO
+          variant const: -> { OpenAI::Models::FineTuning::JobCreateParams::Model::GPT_3_5_TURBO }
 
-          variant const: OpenAI::Models::FineTuning::JobCreateParams::Model::GPT_4O_MINI
+          variant const: -> { OpenAI::Models::FineTuning::JobCreateParams::Model::GPT_4O_MINI }
 
           # @!parse
           #   # @return [Array(String, Symbol)]
           #   def self.variants; end
+
+          # @!group
+
+          BABBAGE_002 = :"babbage-002"
+          DAVINCI_002 = :"davinci-002"
+          GPT_3_5_TURBO = :"gpt-3.5-turbo"
+          GPT_4O_MINI = :"gpt-4o-mini"
+
+          # @!endgroup
         end
 
         # @deprecated
diff --git a/lib/openai/models/moderation_create_params.rb b/lib/openai/models/moderation_create_params.rb
index a3c068ef..5273a9d8 100644
--- a/lib/openai/models/moderation_create_params.rb
+++ b/lib/openai/models/moderation_create_params.rb
@@ -41,22 +41,22 @@ class ModerationCreateParams < OpenAI::BaseModel
       module Input
         extend OpenAI::Union
 
-        StringArray = OpenAI::ArrayOf[String]
-
-        ModerationMultiModalInputArray = OpenAI::ArrayOf[union: -> { OpenAI::Models::ModerationMultiModalInput }]
-
         # A string of text to classify for moderation.
         variant String
 
         # An array of strings to classify for moderation.
-        variant OpenAI::Models::ModerationCreateParams::Input::StringArray
+        variant -> { OpenAI::Models::ModerationCreateParams::Input::StringArray }
 
         # An array of multi-modal inputs to the moderation model.
-        variant OpenAI::Models::ModerationCreateParams::Input::ModerationMultiModalInputArray
+        variant -> { OpenAI::Models::ModerationCreateParams::Input::ModerationMultiModalInputArray }
 
         # @!parse
         #   # @return [Array(String, Array<String>, Array<OpenAI::Models::ModerationImageURLInput, OpenAI::Models::ModerationTextInput>)]
         #   def self.variants; end
+
+        StringArray = OpenAI::ArrayOf[String]
+
+        ModerationMultiModalInputArray = OpenAI::ArrayOf[union: -> { OpenAI::Models::ModerationMultiModalInput }]
       end
 
       # The content moderation model you would like to use. Learn more in
diff --git a/lib/openai/models/responses_model.rb b/lib/openai/models/responses_model.rb
index 3dff1960..a7995455 100644
--- a/lib/openai/models/responses_model.rb
+++ b/lib/openai/models/responses_model.rb
@@ -5,30 +5,30 @@ module Models
     module ResponsesModel
       extend OpenAI::Union
 
-      # @!group
-
-      O1_PRO = :"o1-pro"
-      O1_PRO_2025_03_19 = :"o1-pro-2025-03-19"
-      COMPUTER_USE_PREVIEW = :"computer-use-preview"
-      COMPUTER_USE_PREVIEW_2025_03_11 = :"computer-use-preview-2025-03-11"
-
-      # @!endgroup
-
       variant String
 
       variant enum: -> { OpenAI::Models::ChatModel }
 
-      variant const: OpenAI::Models::ResponsesModel::O1_PRO
+      variant const: -> { OpenAI::Models::ResponsesModel::O1_PRO }
 
-      variant const: OpenAI::Models::ResponsesModel::O1_PRO_2025_03_19
+      variant const: -> { OpenAI::Models::ResponsesModel::O1_PRO_2025_03_19 }
 
-      variant const: OpenAI::Models::ResponsesModel::COMPUTER_USE_PREVIEW
+      variant const: -> { OpenAI::Models::ResponsesModel::COMPUTER_USE_PREVIEW }
 
-      variant const: OpenAI::Models::ResponsesModel::COMPUTER_USE_PREVIEW_2025_03_11
+      variant const: -> { OpenAI::Models::ResponsesModel::COMPUTER_USE_PREVIEW_2025_03_11 }
 
       # @!parse
       #   # @return [Array(String, Symbol, OpenAI::Models::ChatModel, Symbol)]
       #   def self.variants; end
+
+      # @!group
+
+      O1_PRO = :"o1-pro"
+      O1_PRO_2025_03_19 = :"o1-pro-2025-03-19"
+      COMPUTER_USE_PREVIEW = :"computer-use-preview"
+      COMPUTER_USE_PREVIEW_2025_03_11 = :"computer-use-preview-2025-03-11"
+
+      # @!endgroup
     end
   end
 end
diff --git a/lib/openai/models/vector_store_search_params.rb b/lib/openai/models/vector_store_search_params.rb
index 24e8a53e..48c3d614 100644
--- a/lib/openai/models/vector_store_search_params.rb
+++ b/lib/openai/models/vector_store_search_params.rb
@@ -80,15 +80,15 @@ class VectorStoreSearchParams < OpenAI::BaseModel
       module Query
         extend OpenAI::Union
 
-        StringArray = OpenAI::ArrayOf[String]
-
         variant String
 
-        variant OpenAI::Models::VectorStoreSearchParams::Query::StringArray
+        variant -> { OpenAI::Models::VectorStoreSearchParams::Query::StringArray }
 
         # @!parse
         #   # @return [Array(String, Array<String>)]
         #   def self.variants; end
+
+        StringArray = OpenAI::ArrayOf[String]
       end
 
       # A filter to apply based on file attributes.
diff --git a/rbi/lib/openai/models/all_models.rbi b/rbi/lib/openai/models/all_models.rbi
index 16ff78e8..f6a5bf8e 100644
--- a/rbi/lib/openai/models/all_models.rbi
+++ b/rbi/lib/openai/models/all_models.rbi
@@ -5,6 +5,10 @@ module OpenAI
     module AllModels
       extend OpenAI::Union
 
+      sig { override.returns([String, OpenAI::Models::ChatModel::OrSymbol, OpenAI::Models::AllModels::OrSymbol]) }
+      def self.variants
+      end
+
       TaggedSymbol = T.type_alias { T.all(Symbol, OpenAI::Models::AllModels) }
       OrSymbol = T.type_alias { T.any(Symbol, OpenAI::Models::AllModels::TaggedSymbol) }
 
@@ -13,10 +17,6 @@ module OpenAI
       COMPUTER_USE_PREVIEW = T.let(:"computer-use-preview", OpenAI::Models::AllModels::TaggedSymbol)
       COMPUTER_USE_PREVIEW_2025_03_11 =
         T.let(:"computer-use-preview-2025-03-11", OpenAI::Models::AllModels::TaggedSymbol)
-
-      sig { override.returns([String, OpenAI::Models::ChatModel::OrSymbol, OpenAI::Models::AllModels::OrSymbol]) }
-      def self.variants
-      end
     end
   end
 end
diff --git a/rbi/lib/openai/models/audio/speech_create_params.rbi b/rbi/lib/openai/models/audio/speech_create_params.rbi
index 014716e8..626ade1f 100644
--- a/rbi/lib/openai/models/audio/speech_create_params.rbi
+++ b/rbi/lib/openai/models/audio/speech_create_params.rbi
@@ -96,6 +96,10 @@ module OpenAI
         module Voice
           extend OpenAI::Union
 
+          sig { override.returns([String, OpenAI::Models::Audio::SpeechCreateParams::Voice::OrSymbol]) }
+          def self.variants
+          end
+
           TaggedSymbol = T.type_alias { T.all(Symbol, OpenAI::Models::Audio::SpeechCreateParams::Voice) }
           OrSymbol = T.type_alias { T.any(Symbol, OpenAI::Models::Audio::SpeechCreateParams::Voice::TaggedSymbol) }
 
@@ -110,10 +114,6 @@ module OpenAI
           SAGE = T.let(:sage, OpenAI::Models::Audio::SpeechCreateParams::Voice::TaggedSymbol)
           SHIMMER = T.let(:shimmer, OpenAI::Models::Audio::SpeechCreateParams::Voice::TaggedSymbol)
           VERSE = T.let(:verse, OpenAI::Models::Audio::SpeechCreateParams::Voice::TaggedSymbol)
-
-          sig { override.returns([String, OpenAI::Models::Audio::SpeechCreateParams::Voice::OrSymbol]) }
-          def self.variants
-          end
         end
 
         # The format to audio in. Supported formats are `mp3`, `opus`, `aac`, `flac`,
diff --git a/rbi/lib/openai/models/beta/assistant_update_params.rbi b/rbi/lib/openai/models/beta/assistant_update_params.rbi
index bd4b57f2..2cb5a2dd 100644
--- a/rbi/lib/openai/models/beta/assistant_update_params.rbi
+++ b/rbi/lib/openai/models/beta/assistant_update_params.rbi
@@ -236,6 +236,10 @@ module OpenAI
         module Model
           extend OpenAI::Union
 
+          sig { override.returns([String, OpenAI::Models::Beta::AssistantUpdateParams::Model::OrSymbol]) }
+          def self.variants
+          end
+
           TaggedSymbol = T.type_alias { T.all(Symbol, OpenAI::Models::Beta::AssistantUpdateParams::Model) }
           OrSymbol =
             T.type_alias { T.any(Symbol, OpenAI::Models::Beta::AssistantUpdateParams::Model::TaggedSymbol) }
@@ -289,10 +293,6 @@ module OpenAI
             T.let(:"gpt-3.5-turbo-0125", OpenAI::Models::Beta::AssistantUpdateParams::Model::TaggedSymbol)
           GPT_3_5_TURBO_16K_0613 =
             T.let(:"gpt-3.5-turbo-16k-0613", OpenAI::Models::Beta::AssistantUpdateParams::Model::TaggedSymbol)
-
-          sig { override.returns([String, OpenAI::Models::Beta::AssistantUpdateParams::Model::OrSymbol]) }
-          def self.variants
-          end
         end
 
         class ToolResources < OpenAI::BaseModel
diff --git a/rbi/lib/openai/models/beta/thread_create_and_run_params.rbi b/rbi/lib/openai/models/beta/thread_create_and_run_params.rbi
index eeeb28a0..e88a0645 100644
--- a/rbi/lib/openai/models/beta/thread_create_and_run_params.rbi
+++ b/rbi/lib/openai/models/beta/thread_create_and_run_params.rbi
@@ -464,9 +464,6 @@ module OpenAI
             module Content
               extend OpenAI::Union
 
-              MessageContentPartParamArray =
-                T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
-
               sig do
                 override
                   .returns(
@@ -484,6 +481,9 @@ module OpenAI
               end
               def self.variants
               end
+
+              MessageContentPartParamArray =
+                T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
             end
 
             # The role of the entity that is creating the message. Allowed values include:
diff --git a/rbi/lib/openai/models/beta/thread_create_params.rbi b/rbi/lib/openai/models/beta/thread_create_params.rbi
index 753f8c43..4029540a 100644
--- a/rbi/lib/openai/models/beta/thread_create_params.rbi
+++ b/rbi/lib/openai/models/beta/thread_create_params.rbi
@@ -161,9 +161,6 @@ module OpenAI
           module Content
             extend OpenAI::Union
 
-            MessageContentPartParamArray =
-              T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
-
             sig do
               override
                 .returns(
@@ -181,6 +178,9 @@ module OpenAI
             end
             def self.variants
             end
+
+            MessageContentPartParamArray =
+              T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
           end
 
           # The role of the entity that is creating the message. Allowed values include:
diff --git a/rbi/lib/openai/models/beta/threads/message_create_params.rbi b/rbi/lib/openai/models/beta/threads/message_create_params.rbi
index 72b27b6e..07e24f42 100644
--- a/rbi/lib/openai/models/beta/threads/message_create_params.rbi
+++ b/rbi/lib/openai/models/beta/threads/message_create_params.rbi
@@ -100,9 +100,6 @@ module OpenAI
           module Content
             extend OpenAI::Union
 
-            MessageContentPartParamArray =
-              T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
-
             sig do
               override
                 .returns(
@@ -120,6 +117,9 @@ module OpenAI
             end
             def self.variants
             end
+
+            MessageContentPartParamArray =
+              T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
           end
 
           # The role of the entity that is creating the message. Allowed values include:
diff --git a/rbi/lib/openai/models/beta/threads/run_create_params.rbi b/rbi/lib/openai/models/beta/threads/run_create_params.rbi
index 85c3c07f..cc320d8b 100644
--- a/rbi/lib/openai/models/beta/threads/run_create_params.rbi
+++ b/rbi/lib/openai/models/beta/threads/run_create_params.rbi
@@ -412,9 +412,6 @@ module OpenAI
             module Content
               extend OpenAI::Union
 
-              MessageContentPartParamArray =
-                T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
-
               sig do
                 override
                   .returns(
@@ -432,6 +429,9 @@ module OpenAI
               end
               def self.variants
               end
+
+              MessageContentPartParamArray =
+                T.let(OpenAI::ArrayOf[union: OpenAI::Models::Beta::Threads::MessageContentPartParam], OpenAI::Converter)
             end
 
             # The role of the entity that is creating the message. Allowed values include:
diff --git a/rbi/lib/openai/models/chat/chat_completion_assistant_message_param.rbi b/rbi/lib/openai/models/chat/chat_completion_assistant_message_param.rbi
index b46a9dd7..887423f7 100644
--- a/rbi/lib/openai/models/chat/chat_completion_assistant_message_param.rbi
+++ b/rbi/lib/openai/models/chat/chat_completion_assistant_message_param.rbi
@@ -156,12 +156,6 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
-          ArrayOfContentPartArray =
-            T.let(
-              OpenAI::ArrayOf[union: OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::ArrayOfContentPart],
-              OpenAI::Converter
-            )
-
           # Learn about
           #   [text inputs](https://platform.openai.com/docs/guides/text-generation).
           module ArrayOfContentPart
@@ -193,6 +187,12 @@ module OpenAI
           end
           def self.variants
           end
+
+          ArrayOfContentPartArray =
+            T.let(
+              OpenAI::ArrayOf[union: OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::ArrayOfContentPart],
+              OpenAI::Converter
+            )
         end
 
         class FunctionCall < OpenAI::BaseModel
diff --git a/rbi/lib/openai/models/chat/chat_completion_audio_param.rbi b/rbi/lib/openai/models/chat/chat_completion_audio_param.rbi
index abac1261..d59ea97b 100644
--- a/rbi/lib/openai/models/chat/chat_completion_audio_param.rbi
+++ b/rbi/lib/openai/models/chat/chat_completion_audio_param.rbi
@@ -64,6 +64,10 @@ module OpenAI
         module Voice
           extend OpenAI::Union
 
+          sig { override.returns([String, OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::OrSymbol]) }
+          def self.variants
+          end
+
           TaggedSymbol = T.type_alias { T.all(Symbol, OpenAI::Models::Chat::ChatCompletionAudioParam::Voice) }
           OrSymbol =
             T.type_alias { T.any(Symbol, OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::TaggedSymbol) }
@@ -79,10 +83,6 @@ module OpenAI
           SAGE = T.let(:sage, OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::TaggedSymbol)
           SHIMMER = T.let(:shimmer, OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::TaggedSymbol)
           VERSE = T.let(:verse, OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::TaggedSymbol)
-
-          sig { override.returns([String, OpenAI::Models::Chat::ChatCompletionAudioParam::Voice::OrSymbol]) }
-          def self.variants
-          end
         end
       end
     end
diff --git a/rbi/lib/openai/models/chat/chat_completion_developer_message_param.rbi b/rbi/lib/openai/models/chat/chat_completion_developer_message_param.rbi
index 267e8628..3efb534b 100644
--- a/rbi/lib/openai/models/chat/chat_completion_developer_message_param.rbi
+++ b/rbi/lib/openai/models/chat/chat_completion_developer_message_param.rbi
@@ -51,12 +51,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
-
           sig { override.returns([String, T::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]) }
           def self.variants
           end
+
+          ChatCompletionContentPartTextArray =
+            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
         end
       end
     end
diff --git a/rbi/lib/openai/models/chat/chat_completion_prediction_content.rbi b/rbi/lib/openai/models/chat/chat_completion_prediction_content.rbi
index c476a4e6..2b80637d 100644
--- a/rbi/lib/openai/models/chat/chat_completion_prediction_content.rbi
+++ b/rbi/lib/openai/models/chat/chat_completion_prediction_content.rbi
@@ -42,12 +42,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
-
           sig { override.returns([String, T::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]) }
           def self.variants
           end
+
+          ChatCompletionContentPartTextArray =
+            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
         end
       end
     end
diff --git a/rbi/lib/openai/models/chat/chat_completion_system_message_param.rbi b/rbi/lib/openai/models/chat/chat_completion_system_message_param.rbi
index 183c3c03..edf0ff22 100644
--- a/rbi/lib/openai/models/chat/chat_completion_system_message_param.rbi
+++ b/rbi/lib/openai/models/chat/chat_completion_system_message_param.rbi
@@ -51,12 +51,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
-
           sig { override.returns([String, T::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]) }
           def self.variants
           end
+
+          ChatCompletionContentPartTextArray =
+            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
         end
       end
     end
diff --git a/rbi/lib/openai/models/chat/chat_completion_tool_message_param.rbi b/rbi/lib/openai/models/chat/chat_completion_tool_message_param.rbi
index 8f868442..bfb45b0a 100644
--- a/rbi/lib/openai/models/chat/chat_completion_tool_message_param.rbi
+++ b/rbi/lib/openai/models/chat/chat_completion_tool_message_param.rbi
@@ -44,12 +44,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartTextArray =
-            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
-
           sig { override.returns([String, T::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]) }
           def self.variants
           end
+
+          ChatCompletionContentPartTextArray =
+            T.let(OpenAI::ArrayOf[OpenAI::Models::Chat::ChatCompletionContentPartText], OpenAI::Converter)
         end
       end
     end
diff --git a/rbi/lib/openai/models/chat/chat_completion_user_message_param.rbi b/rbi/lib/openai/models/chat/chat_completion_user_message_param.rbi
index 73db3fd6..64034045 100644
--- a/rbi/lib/openai/models/chat/chat_completion_user_message_param.rbi
+++ b/rbi/lib/openai/models/chat/chat_completion_user_message_param.rbi
@@ -85,9 +85,6 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
-          ChatCompletionContentPartArray =
-            T.let(OpenAI::ArrayOf[union: OpenAI::Models::Chat::ChatCompletionContentPart], OpenAI::Converter)
-
           sig do
             override
               .returns(
@@ -106,6 +103,9 @@ module OpenAI
           end
           def self.variants
           end
+
+          ChatCompletionContentPartArray =
+            T.let(OpenAI::ArrayOf[union: OpenAI::Models::Chat::ChatCompletionContentPart], OpenAI::Converter)
         end
       end
     end
diff --git a/rbi/lib/openai/models/chat/completion_create_params.rbi b/rbi/lib/openai/models/chat/completion_create_params.rbi
index df28493e..08d3dc99 100644
--- a/rbi/lib/openai/models/chat/completion_create_params.rbi
+++ b/rbi/lib/openai/models/chat/completion_create_params.rbi
@@ -705,11 +705,11 @@ module OpenAI
         module Stop
           extend OpenAI::Union
 
-          StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
-
           sig { override.returns([String, T::Array[String]]) }
           def self.variants
           end
+
+          StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
         end
 
         class WebSearchOptions < OpenAI::BaseModel
diff --git a/rbi/lib/openai/models/completion_create_params.rbi b/rbi/lib/openai/models/completion_create_params.rbi
index 65892e81..4c623a0b 100644
--- a/rbi/lib/openai/models/completion_create_params.rbi
+++ b/rbi/lib/openai/models/completion_create_params.rbi
@@ -251,6 +251,10 @@ module OpenAI
       module Model
         extend OpenAI::Union
 
+        sig { override.returns([String, OpenAI::Models::CompletionCreateParams::Model::OrSymbol]) }
+        def self.variants
+        end
+
         TaggedSymbol = T.type_alias { T.all(Symbol, OpenAI::Models::CompletionCreateParams::Model) }
         OrSymbol = T.type_alias { T.any(Symbol, OpenAI::Models::CompletionCreateParams::Model::TaggedSymbol) }
 
@@ -258,10 +262,6 @@ module OpenAI
           T.let(:"gpt-3.5-turbo-instruct", OpenAI::Models::CompletionCreateParams::Model::TaggedSymbol)
         DAVINCI_002 = T.let(:"davinci-002", OpenAI::Models::CompletionCreateParams::Model::TaggedSymbol)
         BABBAGE_002 = T.let(:"babbage-002", OpenAI::Models::CompletionCreateParams::Model::TaggedSymbol)
-
-        sig { override.returns([String, OpenAI::Models::CompletionCreateParams::Model::OrSymbol]) }
-        def self.variants
-        end
       end
 
       # The prompt(s) to generate completions for, encoded as a string, array of
@@ -273,15 +273,15 @@ module OpenAI
       module Prompt
         extend OpenAI::Union
 
+        sig { override.returns([String, T::Array[String], T::Array[Integer], T::Array[T::Array[Integer]]]) }
+        def self.variants
+        end
+
         StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
 
         IntegerArray = T.let(OpenAI::ArrayOf[Integer], OpenAI::Converter)
 
         ArrayOfToken2DArray = T.let(OpenAI::ArrayOf[OpenAI::ArrayOf[Integer]], OpenAI::Converter)
-
-        sig { override.returns([String, T::Array[String], T::Array[Integer], T::Array[T::Array[Integer]]]) }
-        def self.variants
-        end
       end
 
       # Up to 4 sequences where the API will stop generating further tokens. The
@@ -289,11 +289,11 @@ module OpenAI
       module Stop
         extend OpenAI::Union
 
-        StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
-
         sig { override.returns([String, T::Array[String]]) }
         def self.variants
         end
+
+        StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
       end
     end
   end
diff --git a/rbi/lib/openai/models/embedding_create_params.rbi b/rbi/lib/openai/models/embedding_create_params.rbi
index a81280ca..aab30870 100644
--- a/rbi/lib/openai/models/embedding_create_params.rbi
+++ b/rbi/lib/openai/models/embedding_create_params.rbi
@@ -91,15 +91,15 @@ module OpenAI
       module Input
         extend OpenAI::Union
 
+        sig { override.returns([String, T::Array[String], T::Array[Integer], T::Array[T::Array[Integer]]]) }
+        def self.variants
+        end
+
         StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
 
         IntegerArray = T.let(OpenAI::ArrayOf[Integer], OpenAI::Converter)
 
         ArrayOfToken2DArray = T.let(OpenAI::ArrayOf[OpenAI::ArrayOf[Integer]], OpenAI::Converter)
-
-        sig { override.returns([String, T::Array[String], T::Array[Integer], T::Array[T::Array[Integer]]]) }
-        def self.variants
-        end
       end
 
       # ID of the model to use. You can use the
diff --git a/rbi/lib/openai/models/fine_tuning/job_create_params.rbi b/rbi/lib/openai/models/fine_tuning/job_create_params.rbi
index 7c0d6d5b..604cf39f 100644
--- a/rbi/lib/openai/models/fine_tuning/job_create_params.rbi
+++ b/rbi/lib/openai/models/fine_tuning/job_create_params.rbi
@@ -150,6 +150,10 @@ module OpenAI
         module Model
           extend OpenAI::Union
 
+          sig { override.returns([String, OpenAI::Models::FineTuning::JobCreateParams::Model::OrSymbol]) }
+          def self.variants
+          end
+
           TaggedSymbol = T.type_alias { T.all(Symbol, OpenAI::Models::FineTuning::JobCreateParams::Model) }
           OrSymbol =
             T.type_alias { T.any(Symbol, OpenAI::Models::FineTuning::JobCreateParams::Model::TaggedSymbol) }
@@ -158,10 +162,6 @@ module OpenAI
           DAVINCI_002 = T.let(:"davinci-002", OpenAI::Models::FineTuning::JobCreateParams::Model::TaggedSymbol)
           GPT_3_5_TURBO = T.let(:"gpt-3.5-turbo", OpenAI::Models::FineTuning::JobCreateParams::Model::TaggedSymbol)
           GPT_4O_MINI = T.let(:"gpt-4o-mini", OpenAI::Models::FineTuning::JobCreateParams::Model::TaggedSymbol)
-
-          sig { override.returns([String, OpenAI::Models::FineTuning::JobCreateParams::Model::OrSymbol]) }
-          def self.variants
-          end
         end
 
         class Hyperparameters < OpenAI::BaseModel
diff --git a/rbi/lib/openai/models/moderation_create_params.rbi b/rbi/lib/openai/models/moderation_create_params.rbi
index 8ead2c0c..b410d597 100644
--- a/rbi/lib/openai/models/moderation_create_params.rbi
+++ b/rbi/lib/openai/models/moderation_create_params.rbi
@@ -66,11 +66,6 @@ module OpenAI
       module Input
         extend OpenAI::Union
 
-        StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
-
-        ModerationMultiModalInputArray =
-          T.let(OpenAI::ArrayOf[union: OpenAI::Models::ModerationMultiModalInput], OpenAI::Converter)
-
         sig do
           override
             .returns(
@@ -79,6 +74,11 @@ module OpenAI
         end
         def self.variants
         end
+
+        StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
+
+        ModerationMultiModalInputArray =
+          T.let(OpenAI::ArrayOf[union: OpenAI::Models::ModerationMultiModalInput], OpenAI::Converter)
       end
 
       # The content moderation model you would like to use. Learn more in
diff --git a/rbi/lib/openai/models/responses_model.rbi b/rbi/lib/openai/models/responses_model.rbi
index 63a4193b..4e2b1c2b 100644
--- a/rbi/lib/openai/models/responses_model.rbi
+++ b/rbi/lib/openai/models/responses_model.rbi
@@ -5,6 +5,10 @@ module OpenAI
     module ResponsesModel
       extend OpenAI::Union
 
+      sig { override.returns([String, OpenAI::Models::ChatModel::OrSymbol, OpenAI::Models::ResponsesModel::OrSymbol]) }
+      def self.variants
+      end
+
       TaggedSymbol = T.type_alias { T.all(Symbol, OpenAI::Models::ResponsesModel) }
       OrSymbol = T.type_alias { T.any(Symbol, OpenAI::Models::ResponsesModel::TaggedSymbol) }
 
@@ -13,10 +17,6 @@ module OpenAI
       COMPUTER_USE_PREVIEW = T.let(:"computer-use-preview", OpenAI::Models::ResponsesModel::TaggedSymbol)
       COMPUTER_USE_PREVIEW_2025_03_11 =
         T.let(:"computer-use-preview-2025-03-11", OpenAI::Models::ResponsesModel::TaggedSymbol)
-
-      sig { override.returns([String, OpenAI::Models::ChatModel::OrSymbol, OpenAI::Models::ResponsesModel::OrSymbol]) }
-      def self.variants
-      end
     end
   end
 end
diff --git a/rbi/lib/openai/models/vector_store_search_params.rbi b/rbi/lib/openai/models/vector_store_search_params.rbi
index 57283a5e..4996c14f 100644
--- a/rbi/lib/openai/models/vector_store_search_params.rbi
+++ b/rbi/lib/openai/models/vector_store_search_params.rbi
@@ -83,11 +83,11 @@ module OpenAI
       module Query
         extend OpenAI::Union
 
-        StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
-
         sig { override.returns([String, T::Array[String]]) }
         def self.variants
         end
+
+        StringArray = T.let(OpenAI::ArrayOf[String], OpenAI::Converter)
       end
 
       # A filter to apply based on file attributes.
diff --git a/sig/openai/models/all_models.rbs b/sig/openai/models/all_models.rbs
index ef2cc9d6..77c8f9b8 100644
--- a/sig/openai/models/all_models.rbs
+++ b/sig/openai/models/all_models.rbs
@@ -11,15 +11,15 @@ module OpenAI
     module AllModels
       extend OpenAI::Union
 
-      O1_PRO: :"o1-pro"
-      O1_PRO_2025_03_19: :"o1-pro-2025-03-19"
-      COMPUTER_USE_PREVIEW: :"computer-use-preview"
-      COMPUTER_USE_PREVIEW_2025_03_11: :"computer-use-preview-2025-03-11"
-
       def self?.variants: -> [String, OpenAI::Models::chat_model, (:"o1-pro"
       | :"o1-pro-2025-03-19"
       | :"computer-use-preview"
       | :"computer-use-preview-2025-03-11")]
+
+      O1_PRO: :"o1-pro"
+      O1_PRO_2025_03_19: :"o1-pro-2025-03-19"
+      COMPUTER_USE_PREVIEW: :"computer-use-preview"
+      COMPUTER_USE_PREVIEW_2025_03_11: :"computer-use-preview-2025-03-11"
     end
   end
 end
diff --git a/sig/openai/models/audio/speech_create_params.rbs b/sig/openai/models/audio/speech_create_params.rbs
index 99ceae76..bd14d768 100644
--- a/sig/openai/models/audio/speech_create_params.rbs
+++ b/sig/openai/models/audio/speech_create_params.rbs
@@ -73,18 +73,6 @@ module OpenAI
         module Voice
           extend OpenAI::Union
 
-          ALLOY: :alloy
-          ASH: :ash
-          BALLAD: :ballad
-          CORAL: :coral
-          ECHO: :echo
-          FABLE: :fable
-          ONYX: :onyx
-          NOVA: :nova
-          SAGE: :sage
-          SHIMMER: :shimmer
-          VERSE: :verse
-
           def self?.variants: -> [String, (:alloy
           | :ash
           | :ballad
@@ -96,6 +84,18 @@ module OpenAI
           | :sage
           | :shimmer
           | :verse)]
+
+          ALLOY: :alloy
+          ASH: :ash
+          BALLAD: :ballad
+          CORAL: :coral
+          ECHO: :echo
+          FABLE: :fable
+          ONYX: :onyx
+          NOVA: :nova
+          SAGE: :sage
+          SHIMMER: :shimmer
+          VERSE: :verse
         end
 
         type response_format = :mp3 | :opus | :aac | :flac | :wav | :pcm
diff --git a/sig/openai/models/beta/assistant_update_params.rbs b/sig/openai/models/beta/assistant_update_params.rbs
index 490fde16..cdd077dd 100644
--- a/sig/openai/models/beta/assistant_update_params.rbs
+++ b/sig/openai/models/beta/assistant_update_params.rbs
@@ -104,37 +104,6 @@ module OpenAI
         module Model
           extend OpenAI::Union
 
-          O3_MINI: :"o3-mini"
-          O3_MINI_2025_01_31: :"o3-mini-2025-01-31"
-          O1: :o1
-          O1_2024_12_17: :"o1-2024-12-17"
-          GPT_4O: :"gpt-4o"
-          GPT_4O_2024_11_20: :"gpt-4o-2024-11-20"
-          GPT_4O_2024_08_06: :"gpt-4o-2024-08-06"
-          GPT_4O_2024_05_13: :"gpt-4o-2024-05-13"
-          GPT_4O_MINI: :"gpt-4o-mini"
-          GPT_4O_MINI_2024_07_18: :"gpt-4o-mini-2024-07-18"
-          GPT_4_5_PREVIEW: :"gpt-4.5-preview"
-          GPT_4_5_PREVIEW_2025_02_27: :"gpt-4.5-preview-2025-02-27"
-          GPT_4_TURBO: :"gpt-4-turbo"
-          GPT_4_TURBO_2024_04_09: :"gpt-4-turbo-2024-04-09"
-          GPT_4_0125_PREVIEW: :"gpt-4-0125-preview"
-          GPT_4_TURBO_PREVIEW: :"gpt-4-turbo-preview"
-          GPT_4_1106_PREVIEW: :"gpt-4-1106-preview"
-          GPT_4_VISION_PREVIEW: :"gpt-4-vision-preview"
-          GPT_4: :"gpt-4"
-          GPT_4_0314: :"gpt-4-0314"
-          GPT_4_0613: :"gpt-4-0613"
-          GPT_4_32K: :"gpt-4-32k"
-          GPT_4_32K_0314: :"gpt-4-32k-0314"
-          GPT_4_32K_0613: :"gpt-4-32k-0613"
-          GPT_3_5_TURBO: :"gpt-3.5-turbo"
-          GPT_3_5_TURBO_16K: :"gpt-3.5-turbo-16k"
-          GPT_3_5_TURBO_0613: :"gpt-3.5-turbo-0613"
-          GPT_3_5_TURBO_1106: :"gpt-3.5-turbo-1106"
-          GPT_3_5_TURBO_0125: :"gpt-3.5-turbo-0125"
-          GPT_3_5_TURBO_16K_0613: :"gpt-3.5-turbo-16k-0613"
-
           def self?.variants: -> [String, (:"o3-mini"
           | :"o3-mini-2025-01-31"
           | :o1
@@ -165,6 +134,37 @@ module OpenAI
           | :"gpt-3.5-turbo-1106"
           | :"gpt-3.5-turbo-0125"
           | :"gpt-3.5-turbo-16k-0613")]
+
+          O3_MINI: :"o3-mini"
+          O3_MINI_2025_01_31: :"o3-mini-2025-01-31"
+          O1: :o1
+          O1_2024_12_17: :"o1-2024-12-17"
+          GPT_4O: :"gpt-4o"
+          GPT_4O_2024_11_20: :"gpt-4o-2024-11-20"
+          GPT_4O_2024_08_06: :"gpt-4o-2024-08-06"
+          GPT_4O_2024_05_13: :"gpt-4o-2024-05-13"
+          GPT_4O_MINI: :"gpt-4o-mini"
+          GPT_4O_MINI_2024_07_18: :"gpt-4o-mini-2024-07-18"
+          GPT_4_5_PREVIEW: :"gpt-4.5-preview"
+          GPT_4_5_PREVIEW_2025_02_27: :"gpt-4.5-preview-2025-02-27"
+          GPT_4_TURBO: :"gpt-4-turbo"
+          GPT_4_TURBO_2024_04_09: :"gpt-4-turbo-2024-04-09"
+          GPT_4_0125_PREVIEW: :"gpt-4-0125-preview"
+          GPT_4_TURBO_PREVIEW: :"gpt-4-turbo-preview"
+          GPT_4_1106_PREVIEW: :"gpt-4-1106-preview"
+          GPT_4_VISION_PREVIEW: :"gpt-4-vision-preview"
+          GPT_4: :"gpt-4"
+          GPT_4_0314: :"gpt-4-0314"
+          GPT_4_0613: :"gpt-4-0613"
+          GPT_4_32K: :"gpt-4-32k"
+          GPT_4_32K_0314: :"gpt-4-32k-0314"
+          GPT_4_32K_0613: :"gpt-4-32k-0613"
+          GPT_3_5_TURBO: :"gpt-3.5-turbo"
+          GPT_3_5_TURBO_16K: :"gpt-3.5-turbo-16k"
+          GPT_3_5_TURBO_0613: :"gpt-3.5-turbo-0613"
+          GPT_3_5_TURBO_1106: :"gpt-3.5-turbo-1106"
+          GPT_3_5_TURBO_0125: :"gpt-3.5-turbo-0125"
+          GPT_3_5_TURBO_16K_0613: :"gpt-3.5-turbo-16k-0613"
         end
 
         type tool_resources =
diff --git a/sig/openai/models/beta/thread_create_and_run_params.rbs b/sig/openai/models/beta/thread_create_and_run_params.rbs
index f9593b82..1cb60a89 100644
--- a/sig/openai/models/beta/thread_create_and_run_params.rbs
+++ b/sig/openai/models/beta/thread_create_and_run_params.rbs
@@ -149,12 +149,12 @@ module OpenAI
             module Content
               extend OpenAI::Union
 
+              def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
+
               type message_content_part_param_array =
                 ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]
 
               MessageContentPartParamArray: message_content_part_param_array
-
-              def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
             end
 
             type role = :user | :assistant
diff --git a/sig/openai/models/beta/thread_create_params.rbs b/sig/openai/models/beta/thread_create_params.rbs
index 12ab7a4d..bd37a0ce 100644
--- a/sig/openai/models/beta/thread_create_params.rbs
+++ b/sig/openai/models/beta/thread_create_params.rbs
@@ -65,12 +65,12 @@ module OpenAI
           module Content
             extend OpenAI::Union
 
+            def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
+
             type message_content_part_param_array =
               ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]
 
             MessageContentPartParamArray: message_content_part_param_array
-
-            def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
           end
 
           type role = :user | :assistant
diff --git a/sig/openai/models/beta/threads/message_create_params.rbs b/sig/openai/models/beta/threads/message_create_params.rbs
index 3acdf91c..76c17e62 100644
--- a/sig/openai/models/beta/threads/message_create_params.rbs
+++ b/sig/openai/models/beta/threads/message_create_params.rbs
@@ -40,12 +40,12 @@ module OpenAI
           module Content
             extend OpenAI::Union
 
+            def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
+
             type message_content_part_param_array =
               ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]
 
             MessageContentPartParamArray: message_content_part_param_array
-
-            def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
           end
 
           type role = :user | :assistant
diff --git a/sig/openai/models/beta/threads/run_create_params.rbs b/sig/openai/models/beta/threads/run_create_params.rbs
index bf78c39f..694f1fb2 100644
--- a/sig/openai/models/beta/threads/run_create_params.rbs
+++ b/sig/openai/models/beta/threads/run_create_params.rbs
@@ -124,12 +124,12 @@ module OpenAI
             module Content
               extend OpenAI::Union
 
+              def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
+
               type message_content_part_param_array =
                 ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]
 
               MessageContentPartParamArray: message_content_part_param_array
-
-              def self?.variants: -> [String, ::Array[OpenAI::Models::Beta::Threads::message_content_part_param]]
             end
 
             type role = :user | :assistant
diff --git a/sig/openai/models/chat/chat_completion_assistant_message_param.rbs b/sig/openai/models/chat/chat_completion_assistant_message_param.rbs
index 47bcea48..968d73be 100644
--- a/sig/openai/models/chat/chat_completion_assistant_message_param.rbs
+++ b/sig/openai/models/chat/chat_completion_assistant_message_param.rbs
@@ -64,11 +64,6 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
-          type array_of_content_part_array =
-            ::Array[OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::array_of_content_part]
-
-          ArrayOfContentPartArray: array_of_content_part_array
-
           type array_of_content_part =
             OpenAI::Models::Chat::ChatCompletionContentPartText
             | OpenAI::Models::Chat::ChatCompletionContentPartRefusal
@@ -80,6 +75,11 @@ module OpenAI
           end
 
           def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::array_of_content_part]]
+
+          type array_of_content_part_array =
+            ::Array[OpenAI::Models::Chat::ChatCompletionAssistantMessageParam::Content::array_of_content_part]
+
+          ArrayOfContentPartArray: array_of_content_part_array
         end
 
         type function_call = { arguments: String, name: String }
diff --git a/sig/openai/models/chat/chat_completion_audio_param.rbs b/sig/openai/models/chat/chat_completion_audio_param.rbs
index 3f277ae1..dc4be41d 100644
--- a/sig/openai/models/chat/chat_completion_audio_param.rbs
+++ b/sig/openai/models/chat/chat_completion_audio_param.rbs
@@ -52,18 +52,6 @@ module OpenAI
         module Voice
           extend OpenAI::Union
 
-          ALLOY: :alloy
-          ASH: :ash
-          BALLAD: :ballad
-          CORAL: :coral
-          ECHO: :echo
-          FABLE: :fable
-          ONYX: :onyx
-          NOVA: :nova
-          SAGE: :sage
-          SHIMMER: :shimmer
-          VERSE: :verse
-
           def self?.variants: -> [String, (:alloy
           | :ash
           | :ballad
@@ -75,6 +63,18 @@ module OpenAI
           | :sage
           | :shimmer
           | :verse)]
+
+          ALLOY: :alloy
+          ASH: :ash
+          BALLAD: :ballad
+          CORAL: :coral
+          ECHO: :echo
+          FABLE: :fable
+          ONYX: :onyx
+          NOVA: :nova
+          SAGE: :sage
+          SHIMMER: :shimmer
+          VERSE: :verse
         end
       end
     end
diff --git a/sig/openai/models/chat/chat_completion_developer_message_param.rbs b/sig/openai/models/chat/chat_completion_developer_message_param.rbs
index ccf0ea3d..9bd2727c 100644
--- a/sig/openai/models/chat/chat_completion_developer_message_param.rbs
+++ b/sig/openai/models/chat/chat_completion_developer_message_param.rbs
@@ -33,12 +33,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
+          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
+
           type chat_completion_content_part_text_array =
             ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]
 
           ChatCompletionContentPartTextArray: chat_completion_content_part_text_array
-
-          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
         end
       end
     end
diff --git a/sig/openai/models/chat/chat_completion_prediction_content.rbs b/sig/openai/models/chat/chat_completion_prediction_content.rbs
index ccfde6db..cbf6347c 100644
--- a/sig/openai/models/chat/chat_completion_prediction_content.rbs
+++ b/sig/openai/models/chat/chat_completion_prediction_content.rbs
@@ -27,12 +27,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
+          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
+
           type chat_completion_content_part_text_array =
             ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]
 
           ChatCompletionContentPartTextArray: chat_completion_content_part_text_array
-
-          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
         end
       end
     end
diff --git a/sig/openai/models/chat/chat_completion_system_message_param.rbs b/sig/openai/models/chat/chat_completion_system_message_param.rbs
index 5c0e475c..56a477ec 100644
--- a/sig/openai/models/chat/chat_completion_system_message_param.rbs
+++ b/sig/openai/models/chat/chat_completion_system_message_param.rbs
@@ -33,12 +33,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
+          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
+
           type chat_completion_content_part_text_array =
             ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]
 
           ChatCompletionContentPartTextArray: chat_completion_content_part_text_array
-
-          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
         end
       end
     end
diff --git a/sig/openai/models/chat/chat_completion_tool_message_param.rbs b/sig/openai/models/chat/chat_completion_tool_message_param.rbs
index 6f295779..e0e31f90 100644
--- a/sig/openai/models/chat/chat_completion_tool_message_param.rbs
+++ b/sig/openai/models/chat/chat_completion_tool_message_param.rbs
@@ -31,12 +31,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
+          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
+
           type chat_completion_content_part_text_array =
             ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]
 
           ChatCompletionContentPartTextArray: chat_completion_content_part_text_array
-
-          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::ChatCompletionContentPartText]]
         end
       end
     end
diff --git a/sig/openai/models/chat/chat_completion_user_message_param.rbs b/sig/openai/models/chat/chat_completion_user_message_param.rbs
index 7724c406..308744d9 100644
--- a/sig/openai/models/chat/chat_completion_user_message_param.rbs
+++ b/sig/openai/models/chat/chat_completion_user_message_param.rbs
@@ -33,12 +33,12 @@ module OpenAI
         module Content
           extend OpenAI::Union
 
+          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::chat_completion_content_part]]
+
           type chat_completion_content_part_array =
             ::Array[OpenAI::Models::Chat::chat_completion_content_part]
 
           ChatCompletionContentPartArray: chat_completion_content_part_array
-
-          def self?.variants: -> [String, ::Array[OpenAI::Models::Chat::chat_completion_content_part]]
         end
       end
     end
diff --git a/sig/openai/models/chat/completion_create_params.rbs b/sig/openai/models/chat/completion_create_params.rbs
index 4bcc300d..915923c4 100644
--- a/sig/openai/models/chat/completion_create_params.rbs
+++ b/sig/openai/models/chat/completion_create_params.rbs
@@ -260,11 +260,11 @@ module OpenAI
         module Stop
           extend OpenAI::Union
 
+          def self?.variants: -> [String, ::Array[String]]
+
           type string_array = ::Array[String]
 
           StringArray: string_array
-
-          def self?.variants: -> [String, ::Array[String]]
         end
 
         type web_search_options =
diff --git a/sig/openai/models/completion_create_params.rbs b/sig/openai/models/completion_create_params.rbs
index b6138203..520e21d5 100644
--- a/sig/openai/models/completion_create_params.rbs
+++ b/sig/openai/models/completion_create_params.rbs
@@ -91,13 +91,13 @@ module OpenAI
       module Model
         extend OpenAI::Union
 
-        GPT_3_5_TURBO_INSTRUCT: :"gpt-3.5-turbo-instruct"
-        DAVINCI_002: :"davinci-002"
-        BABBAGE_002: :"babbage-002"
-
         def self?.variants: -> [String, (:"gpt-3.5-turbo-instruct"
         | :"davinci-002"
         | :"babbage-002")]
+
+        GPT_3_5_TURBO_INSTRUCT: :"gpt-3.5-turbo-instruct"
+        DAVINCI_002: :"davinci-002"
+        BABBAGE_002: :"babbage-002"
       end
 
       type prompt =
@@ -106,6 +106,8 @@ module OpenAI
       module Prompt
         extend OpenAI::Union
 
+        def self?.variants: -> [String, ::Array[String], ::Array[Integer], ::Array[::Array[Integer]]]
+
         type string_array = ::Array[String]
 
         StringArray: string_array
@@ -117,8 +119,6 @@ module OpenAI
         type array_of_token2_d_array = ::Array[::Array[Integer]]
 
         ArrayOfToken2DArray: array_of_token2_d_array
-
-        def self?.variants: -> [String, ::Array[String], ::Array[Integer], ::Array[::Array[Integer]]]
       end
 
       type stop = (String | ::Array[String])?
@@ -126,11 +126,11 @@ module OpenAI
       module Stop
         extend OpenAI::Union
 
+        def self?.variants: -> [String, ::Array[String]]
+
         type string_array = ::Array[String]
 
         StringArray: string_array
-
-        def self?.variants: -> [String, ::Array[String]]
       end
     end
   end
diff --git a/sig/openai/models/embedding_create_params.rbs b/sig/openai/models/embedding_create_params.rbs
index 423f85e6..484259cf 100644
--- a/sig/openai/models/embedding_create_params.rbs
+++ b/sig/openai/models/embedding_create_params.rbs
@@ -49,6 +49,8 @@ module OpenAI
       module Input
         extend OpenAI::Union
 
+        def self?.variants: -> [String, ::Array[String], ::Array[Integer], ::Array[::Array[Integer]]]
+
         type string_array = ::Array[String]
 
         StringArray: string_array
@@ -60,8 +62,6 @@ module OpenAI
         type array_of_token2_d_array = ::Array[::Array[Integer]]
 
         ArrayOfToken2DArray: array_of_token2_d_array
-
-        def self?.variants: -> [String, ::Array[String], ::Array[Integer], ::Array[::Array[Integer]]]
       end
 
       type model = String | OpenAI::Models::embedding_model
diff --git a/sig/openai/models/fine_tuning/job_create_params.rbs b/sig/openai/models/fine_tuning/job_create_params.rbs
index e0b090b5..04733621 100644
--- a/sig/openai/models/fine_tuning/job_create_params.rbs
+++ b/sig/openai/models/fine_tuning/job_create_params.rbs
@@ -70,15 +70,15 @@ module OpenAI
         module Model
           extend OpenAI::Union
 
-          BABBAGE_002: :"babbage-002"
-          DAVINCI_002: :"davinci-002"
-          GPT_3_5_TURBO: :"gpt-3.5-turbo"
-          GPT_4O_MINI: :"gpt-4o-mini"
-
           def self?.variants: -> [String, (:"babbage-002"
           | :"davinci-002"
           | :"gpt-3.5-turbo"
           | :"gpt-4o-mini")]
+
+          BABBAGE_002: :"babbage-002"
+          DAVINCI_002: :"davinci-002"
+          GPT_3_5_TURBO: :"gpt-3.5-turbo"
+          GPT_4O_MINI: :"gpt-4o-mini"
         end
 
         type hyperparameters =
diff --git a/sig/openai/models/moderation_create_params.rbs b/sig/openai/models/moderation_create_params.rbs
index 266f6beb..edf5e5f5 100644
--- a/sig/openai/models/moderation_create_params.rbs
+++ b/sig/openai/models/moderation_create_params.rbs
@@ -35,6 +35,8 @@ module OpenAI
       module Input
         extend OpenAI::Union
 
+        def self?.variants: -> [String, ::Array[String], ::Array[OpenAI::Models::moderation_multi_modal_input]]
+
         type string_array = ::Array[String]
 
         StringArray: string_array
@@ -43,8 +45,6 @@ module OpenAI
           ::Array[OpenAI::Models::moderation_multi_modal_input]
 
         ModerationMultiModalInputArray: moderation_multi_modal_input_array
-
-        def self?.variants: -> [String, ::Array[String], ::Array[OpenAI::Models::moderation_multi_modal_input]]
       end
 
       type model = String | OpenAI::Models::moderation_model
diff --git a/sig/openai/models/responses_model.rbs b/sig/openai/models/responses_model.rbs
index 2f676c59..5e0a2660 100644
--- a/sig/openai/models/responses_model.rbs
+++ b/sig/openai/models/responses_model.rbs
@@ -11,15 +11,15 @@ module OpenAI
     module ResponsesModel
       extend OpenAI::Union
 
-      O1_PRO: :"o1-pro"
-      O1_PRO_2025_03_19: :"o1-pro-2025-03-19"
-      COMPUTER_USE_PREVIEW: :"computer-use-preview"
-      COMPUTER_USE_PREVIEW_2025_03_11: :"computer-use-preview-2025-03-11"
-
       def self?.variants: -> [String, OpenAI::Models::chat_model, (:"o1-pro"
       | :"o1-pro-2025-03-19"
       | :"computer-use-preview"
       | :"computer-use-preview-2025-03-11")]
+
+      O1_PRO: :"o1-pro"
+      O1_PRO_2025_03_19: :"o1-pro-2025-03-19"
+      COMPUTER_USE_PREVIEW: :"computer-use-preview"
+      COMPUTER_USE_PREVIEW_2025_03_11: :"computer-use-preview-2025-03-11"
     end
   end
 end
diff --git a/sig/openai/models/vector_store_search_params.rbs b/sig/openai/models/vector_store_search_params.rbs
index 24619a7e..9b476ac0 100644
--- a/sig/openai/models/vector_store_search_params.rbs
+++ b/sig/openai/models/vector_store_search_params.rbs
@@ -52,11 +52,11 @@ module OpenAI
       module Query
         extend OpenAI::Union
 
+        def self?.variants: -> [String, ::Array[String]]
+
         type string_array = ::Array[String]
 
         StringArray: string_array
-
-        def self?.variants: -> [String, ::Array[String]]
       end
 
       type filters =