feat: Add support for service tier in openai_dart (#494)

packages/openai_dart/lib/src/generated/schema/create_chat_completion_request.dart

@@ -68,6 +68,20 @@ class CreateChatCompletionRequest with _$CreateChatCompletionRequest {
     /// Determinism is not guaranteed, and you should refer to the `system_fingerprint` response parameter to monitor changes in the backend.
     @JsonKey(includeIfNull: false) int? seed,
 
+    /// Specifies the latency tier to use for processing the request. This parameter is relevant for customers
+    /// subscribed to the scale tier service:
+    ///   - If set to 'auto', the system will utilize scale tier credits until they are exhausted.
+    ///   - If set to 'default', the request will be processed using the default service tier with a lower
+    ///     uptime SLA and no latency guarantee.
+    ///
+    ///   When this parameter is set, the response body will include the `service_tier` utilized.
+    @JsonKey(
+      name: 'service_tier',
+      includeIfNull: false,
+      unknownEnumValue: JsonKey.nullForUndefinedEnumValue,
+    )
+    CreateChatCompletionRequestServiceTier? serviceTier,
+
     /// Up to 4 sequences where the API will stop generating further tokens.
     @_ChatCompletionStopConverter()
     @JsonKey(includeIfNull: false)
@@ -148,6 +162,7 @@ class CreateChatCompletionRequest with _$CreateChatCompletionRequest {
     'presence_penalty',
     'response_format',
     'seed',
+    'service_tier',
     'stop',
     'stream',
     'stream_options',
@@ -237,6 +252,7 @@ class CreateChatCompletionRequest with _$CreateChatCompletionRequest {
       'presence_penalty': presencePenalty,
       'response_format': responseFormat,
       'seed': seed,
+      'service_tier': serviceTier,
       'stop': stop,
       'stream': stream,
       'stream_options': streamOptions,
@@ -398,6 +414,24 @@ class ChatCompletionResponseFormat with _$ChatCompletionResponseFormat {
   }
 }
 
+// ==========================================
+// ENUM: CreateChatCompletionRequestServiceTier
+// ==========================================
+
+/// Specifies the latency tier to use for processing the request. This parameter is relevant for customers
+/// subscribed to the scale tier service:
+///   - If set to 'auto', the system will utilize scale tier credits until they are exhausted.
+///   - If set to 'default', the request will be processed using the default service tier with a lower
+///     uptime SLA and no latency guarantee.
+///
+///   When this parameter is set, the response body will include the `service_tier` utilized.
+enum CreateChatCompletionRequestServiceTier {
+  @JsonValue('auto')
+  auto,
+  @JsonValue('default')
+  vDefault,
+}
+
 // ==========================================
 // CLASS: ChatCompletionStop
 // ==========================================

packages/openai_dart/lib/src/generated/schema/create_chat_completion_response.dart

@@ -27,6 +27,15 @@ class CreateChatCompletionResponse with _$CreateChatCompletionResponse {
     /// The model used for the chat completion.
     required String model,
 
+    /// The service tier used for processing the request. This field is only included if the `service_tier` parameter
+    /// is specified in the request.
+    @JsonKey(
+      name: 'service_tier',
+      includeIfNull: false,
+      unknownEnumValue: JsonKey.nullForUndefinedEnumValue,
+    )
+    ServiceTier? serviceTier,
+
     /// This fingerprint represents the backend configuration that the model runs with.
     ///
     /// Can be used in conjunction with the `seed` request parameter to understand when backend changes have been made that might impact determinism.
@@ -50,6 +59,7 @@ class CreateChatCompletionResponse with _$CreateChatCompletionResponse {
     'choices',
     'created',
     'model',
+    'service_tier',
     'system_fingerprint',
     'object',
     'usage'
@@ -67,6 +77,7 @@ class CreateChatCompletionResponse with _$CreateChatCompletionResponse {
       'choices': choices,
       'created': created,
       'model': model,
+      'service_tier': serviceTier,
       'system_fingerprint': systemFingerprint,
       'object': object,
       'usage': usage,

packages/openai_dart/lib/src/generated/schema/create_chat_completion_stream_response.dart

@@ -29,6 +29,15 @@ class CreateChatCompletionStreamResponse
     /// The model to generate the completion.
     @JsonKey(includeIfNull: false) String? model,
 
+    /// The service tier used for processing the request. This field is only included if the `service_tier` parameter
+    /// is specified in the request.
+    @JsonKey(
+      name: 'service_tier',
+      includeIfNull: false,
+      unknownEnumValue: JsonKey.nullForUndefinedEnumValue,
+    )
+    ServiceTier? serviceTier,
+
     /// This fingerprint represents the backend configuration that the model runs with.
     ///
     /// Can be used in conjunction with the `seed` request parameter to understand when backend changes have been made that might impact
@@ -53,6 +62,7 @@ class CreateChatCompletionStreamResponse
     'choices',
     'created',
     'model',
+    'service_tier',
     'system_fingerprint',
     'object',
     'usage'
@@ -70,6 +80,7 @@ class CreateChatCompletionStreamResponse
       'choices': choices,
       'created': created,
       'model': model,
+      'service_tier': serviceTier,
       'system_fingerprint': systemFingerprint,
       'object': object,
       'usage': usage,

packages/openai_dart/lib/src/generated/schema/schema.dart

@@ -30,6 +30,7 @@ part 'chat_completion_stream_options.dart';
 part 'create_chat_completion_response.dart';
 part 'chat_completion_response_choice.dart';
 part 'chat_completion_finish_reason.dart';
+part 'service_tier.dart';
 part 'chat_completion_logprobs.dart';
 part 'chat_completion_token_logprob.dart';
 part 'chat_completion_token_top_logprob.dart';