feat: Updated OpenAPI spec

src/libs/StepFun/Generated/StepFun.Models.ChatCompletionRequest.g.cs

@@ -141,5 +141,6 @@ public ChatCompletionRequest(
         public ChatCompletionRequest()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ChatCompletionRequestReasoningFormat.g.cs

@@ -14,5 +14,6 @@ public sealed partial class ChatCompletionRequestReasoningFormat
         /// </summary>
         [global::System.Text.Json.Serialization.JsonExtensionData]
         public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ChatCompletionResponse.g.cs

@@ -84,5 +84,6 @@ public ChatCompletionResponse(
         public ChatCompletionResponse()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.Choice.g.cs

@@ -66,5 +66,6 @@ public Choice(
         public Choice()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ContentPart.g.cs

@@ -75,5 +75,6 @@ public ContentPart(
         public ContentPart()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ContentPartImageUrl.g.cs

@@ -14,5 +14,6 @@ public sealed partial class ContentPartImageUrl
         /// </summary>
         [global::System.Text.Json.Serialization.JsonExtensionData]
         public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ContentPartInputAudio.g.cs

@@ -14,5 +14,6 @@ public sealed partial class ContentPartInputAudio
         /// </summary>
         [global::System.Text.Json.Serialization.JsonExtensionData]
         public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ContentPartVideoUrl.g.cs

@@ -14,5 +14,6 @@ public sealed partial class ContentPartVideoUrl
         /// </summary>
         [global::System.Text.Json.Serialization.JsonExtensionData]
         public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.FunctionCall.g.cs

@@ -48,5 +48,6 @@ public FunctionCall(
         public FunctionCall()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.FunctionDefinition.g.cs

@@ -57,5 +57,6 @@ public FunctionDefinition(
         public FunctionDefinition()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.FunctionDefinitionParameters.g.cs

@@ -14,5 +14,6 @@ public sealed partial class FunctionDefinitionParameters
         /// </summary>
         [global::System.Text.Json.Serialization.JsonExtensionData]
         public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.Message.g.cs

@@ -68,5 +68,6 @@ public Message(
         public Message()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ModelListResponse.g.cs

@@ -48,5 +48,6 @@ public ModelListResponse(
         public ModelListResponse()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ModelObject.g.cs

@@ -66,5 +66,6 @@ public ModelObject(
         public ModelObject()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ResponseFormat.g.cs

@@ -39,5 +39,6 @@ public ResponseFormat(
         public ResponseFormat()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.SpeechRequest.g.cs

@@ -154,5 +154,6 @@ public SpeechRequest(
         public SpeechRequest()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.SpeechRequestPronunciationMapItem.g.cs

@@ -14,5 +14,6 @@ public sealed partial class SpeechRequestPronunciationMapItem
         /// </summary>
         [global::System.Text.Json.Serialization.JsonExtensionData]
         public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.SpeechRequestVoiceLabel.g.cs

@@ -14,5 +14,6 @@ public sealed partial class SpeechRequestVoiceLabel
         /// </summary>
         [global::System.Text.Json.Serialization.JsonExtensionData]
         public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.SpeechResponse.g.cs

@@ -48,5 +48,6 @@ public SpeechResponse(
         public SpeechResponse()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.TokenCountRequest.g.cs

@@ -50,5 +50,6 @@ public TokenCountRequest(
         public TokenCountRequest()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.TokenCountResponse.g.cs

@@ -39,5 +39,6 @@ public TokenCountResponse(
         public TokenCountResponse()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.TokenCountResponseData.g.cs

@@ -39,5 +39,6 @@ public TokenCountResponseData(
         public TokenCountResponseData()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.Tool.g.cs

@@ -48,5 +48,6 @@ public Tool(
         public Tool()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.ToolCall.g.cs

@@ -57,5 +57,6 @@ public ToolCall(
         public ToolCall()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.Models.Usage.g.cs

@@ -57,5 +57,6 @@ public Usage(
         public Usage()
         {
         }
+
     }
 }

src/libs/StepFun/Generated/StepFun.OneOf.2.g.cs

@@ -38,6 +38,13 @@ public bool TryPickValue1(
             return IsValue1;
         }
 
+        /// <summary>
+        /// 
+        /// </summary>
+        public T1 PickValue1() => IsValue1
+            ? Value1!
+            : throw new global::System.InvalidOperationException($"Expected union variant 'Value1' but the value was {ToString()}.");
+
         /// <summary>
         /// 
         /// </summary>
@@ -67,6 +74,13 @@ public bool TryPickValue2(
             value = Value2;
             return IsValue2;
         }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        public T2 PickValue2() => IsValue2
+            ? Value2!
+            : throw new global::System.InvalidOperationException($"Expected union variant 'Value2' but the value was {ToString()}.");
         /// <summary>
         /// 
         /// </summary>

src/libs/StepFun/Generated/StepFun.OptionsSupport.g.cs

@@ -163,8 +163,24 @@ public sealed class AutoSDKAuthorizationProviderHook : global::StepFun.AutoSDKHo
         {
             context = context ?? throw new global::System.ArgumentNullException(nameof(context));
 
+            if (context.Request == null)
+            {
+                return;
+            }
+
+            var perRequest = context.RequestOptions?.Authorizations;
+            if (perRequest != null && perRequest.Count > 0)
+            {
+                for (var index = 0; index < perRequest.Count; index++)
+                {
+                    ApplyAuthorization(context.Request, perRequest[index]);
+                }
+
+                return;
+            }
+
             var provider = context.ClientOptions?.AuthorizationProvider;
-            if (provider == null || context.Request == null)
+            if (provider == null)
             {
                 return;
             }
@@ -237,6 +253,15 @@ public sealed class AutoSDKRequestOptions
         /// Overrides response buffering for this request when set.
         /// </summary>
         public bool? ReadResponseAsString { get; set; }
+
+        /// <summary>
+        /// Optional per-request authorization values. When non-empty, the built-in
+        /// <see cref="AutoSDKAuthorizationProviderHook"/> applies these instead of consulting
+        /// <see cref="AutoSDKClientOptions.AuthorizationProvider"/> for this request only.
+        /// Useful for multi-tenant routing or "act-as" admin tooling that needs a different
+        /// credential per call without mutating shared client state.
+        /// </summary>
+        public global::System.Collections.Generic.IReadOnlyList<global::StepFun.AutoSDKAuthorizationValue>? Authorizations { get; set; }
     }
 
     /// <summary>