diff --git a/src/libs/Runway/Generated/Runway.Models.RequestActTwo.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestActTwo.g.cs
index 0d08138..f588059 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestActTwo.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestActTwo.g.cs
@@ -70,8 +70,7 @@ public sealed partial class RequestActTwo
         /// </summary>
         /// <default>"act_two"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "act_two";
+        public string Model { get; set; } = "act_two";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -116,21 +115,21 @@ public sealed partial class RequestActTwo
         public RequestActTwo(
             global::Runway.Character character,
             global::Runway.RequestActTwoReferenceCharacterReferenceVideo reference,
-            string model,
             int? seed,
             bool? bodyControl,
             int? expressionIntensity,
             global::Runway.RequestActTwoRatio? ratio,
-            global::Runway.RequestActTwoContentModeration? contentModeration)
+            global::Runway.RequestActTwoContentModeration? contentModeration,
+            string model = "act_two")
         {
             this.Character = character;
             this.Reference = reference ?? throw new global::System.ArgumentNullException(nameof(reference));
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Seed = seed;
             this.BodyControl = bodyControl;
             this.ExpressionIntensity = expressionIntensity;
             this.Ratio = ratio;
             this.ContentModeration = contentModeration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterImage.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterImage.g.cs
index 82c915b..0f6417a 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterImage.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterImage.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestActTwoCharacterCharacterImage
         /// </summary>
         /// <default>"image"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "image";
+        public string Type { get; set; } = "image";
 
         /// <summary>
         /// A HTTPS URL, Runway or data URI containing an encoded image. See [our docs](/assets/inputs#images) on image inputs for more information.<br/>
@@ -43,11 +42,11 @@ public sealed partial class RequestActTwoCharacterCharacterImage
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestActTwoCharacterCharacterImage(
-            string type,
-            string uri)
+            string uri,
+            string type = "image")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.Uri = uri;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterVideo.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterVideo.g.cs
index d6586c6..6403e39 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterVideo.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestActTwoCharacterCharacterVideo.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestActTwoCharacterCharacterVideo
         /// </summary>
         /// <default>"video"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "video";
+        public string Type { get; set; } = "video";
 
         /// <summary>
         /// A HTTPS URL, Runway or data URI containing an encoded video. See [our docs](/assets/inputs#videos) on video inputs for more information.<br/>
@@ -43,11 +42,11 @@ public sealed partial class RequestActTwoCharacterCharacterVideo
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestActTwoCharacterCharacterVideo(
-            string type,
-            string uri)
+            string uri,
+            string type = "video")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.Uri = uri;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestActTwoReferenceCharacterReferenceVideo.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestActTwoReferenceCharacterReferenceVideo.g.cs
index 83492f1..3d397fc 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestActTwoReferenceCharacterReferenceVideo.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestActTwoReferenceCharacterReferenceVideo.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestActTwoReferenceCharacterReferenceVideo
         /// </summary>
         /// <default>"video"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "video";
+        public string Type { get; set; } = "video";
 
         /// <summary>
         /// A video of a person performing in the manner that you would like your character to perform. The video must be between 3 and 30 seconds in duration. See [our docs](/assets/inputs#videos) on video inputs for more information.<br/>
@@ -43,11 +42,11 @@ public sealed partial class RequestActTwoReferenceCharacterReferenceVideo
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestActTwoReferenceCharacterReferenceVideo(
-            string type,
-            string uri)
+            string uri,
+            string type = "video")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.Uri = uri;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2.g.cs
index ea603af..e99f5bc 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2.g.cs
@@ -34,8 +34,7 @@ public sealed partial class RequestElevenMultilingualStsV2
         /// </summary>
         /// <default>"eleven_multilingual_sts_v2"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "eleven_multilingual_sts_v2";
+        public string Model { get; set; } = "eleven_multilingual_sts_v2";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -60,13 +59,13 @@ public sealed partial class RequestElevenMultilingualStsV2
         public RequestElevenMultilingualStsV2(
             global::Runway.Media media,
             global::Runway.RequestElevenMultilingualStsV2VoiceRunwayPresetVoice voice,
-            string model,
-            bool? removeBackgroundNoise)
+            bool? removeBackgroundNoise,
+            string model = "eleven_multilingual_sts_v2")
         {
             this.Media = media;
             this.Voice = voice ?? throw new global::System.ArgumentNullException(nameof(voice));
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.RemoveBackgroundNoise = removeBackgroundNoise;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechAudio.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechAudio.g.cs
index 1f11681..9e68d63 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechAudio.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechAudio.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestElevenMultilingualStsV2MediaSpeechToSpeechAud
         /// </summary>
         /// <default>"audio"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "audio";
+        public string Type { get; set; } = "audio";
 
         /// <summary>
         /// A HTTPS URL, Runway or data URI containing an encoded audio. See [our docs](/assets/inputs#audio) on audio inputs for more information.<br/>
@@ -43,11 +42,11 @@ public sealed partial class RequestElevenMultilingualStsV2MediaSpeechToSpeechAud
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestElevenMultilingualStsV2MediaSpeechToSpeechAudio(
-            string type,
-            string uri)
+            string uri,
+            string type = "audio")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.Uri = uri;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechVideo.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechVideo.g.cs
index 460af68..f1baf3f 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechVideo.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2MediaSpeechToSpeechVideo.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestElevenMultilingualStsV2MediaSpeechToSpeechVid
         /// </summary>
         /// <default>"video"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "video";
+        public string Type { get; set; } = "video";
 
         /// <summary>
         /// A HTTPS URL, Runway or data URI containing an encoded video. See [our docs](/assets/inputs#videos) on video inputs for more information.<br/>
@@ -43,11 +42,11 @@ public sealed partial class RequestElevenMultilingualStsV2MediaSpeechToSpeechVid
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestElevenMultilingualStsV2MediaSpeechToSpeechVideo(
-            string type,
-            string uri)
+            string uri,
+            string type = "video")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.Uri = uri;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2VoiceRunwayPresetVoice.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2VoiceRunwayPresetVoice.g.cs
index 75bac6a..b3b1328 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2VoiceRunwayPresetVoice.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualStsV2VoiceRunwayPresetVoice.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestElevenMultilingualStsV2VoiceRunwayPresetVoice
         /// </summary>
         /// <default>"runway-preset"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "runway-preset";
+        public string Type { get; set; } = "runway-preset";
 
         /// <summary>
         /// The preset voice ID to use for the generated speech.
@@ -41,11 +40,11 @@ public sealed partial class RequestElevenMultilingualStsV2VoiceRunwayPresetVoice
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestElevenMultilingualStsV2VoiceRunwayPresetVoice(
-            string type,
-            global::Runway.RequestElevenMultilingualStsV2VoiceRunwayPresetVoicePresetId presetId)
+            global::Runway.RequestElevenMultilingualStsV2VoiceRunwayPresetVoicePresetId presetId,
+            string type = "runway-preset")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.PresetId = presetId;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2.g.cs
index ae1f8be..76bc855 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2.g.cs
@@ -27,8 +27,7 @@ public sealed partial class RequestElevenMultilingualV2
         /// </summary>
         /// <default>"eleven_multilingual_v2"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "eleven_multilingual_v2";
+        public string Model { get; set; } = "eleven_multilingual_v2";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -52,11 +51,11 @@ public sealed partial class RequestElevenMultilingualV2
         public RequestElevenMultilingualV2(
             string promptText,
             global::Runway.RequestElevenMultilingualV2VoiceRunwayPresetVoice voice,
-            string model)
+            string model = "eleven_multilingual_v2")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.Voice = voice ?? throw new global::System.ArgumentNullException(nameof(voice));
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2VoiceRunwayPresetVoice.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2VoiceRunwayPresetVoice.g.cs
index 4387746..68bbe1c 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2VoiceRunwayPresetVoice.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenMultilingualV2VoiceRunwayPresetVoice.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestElevenMultilingualV2VoiceRunwayPresetVoice
         /// </summary>
         /// <default>"runway-preset"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "runway-preset";
+        public string Type { get; set; } = "runway-preset";
 
         /// <summary>
         /// The preset voice ID to use for the generated speech.
@@ -41,11 +40,11 @@ public sealed partial class RequestElevenMultilingualV2VoiceRunwayPresetVoice
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestElevenMultilingualV2VoiceRunwayPresetVoice(
-            string type,
-            global::Runway.RequestElevenMultilingualV2VoiceRunwayPresetVoicePresetId presetId)
+            global::Runway.RequestElevenMultilingualV2VoiceRunwayPresetVoicePresetId presetId,
+            string type = "runway-preset")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.PresetId = presetId;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenTextToSoundV2.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenTextToSoundV2.g.cs
index 20651d5..376fd30 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenTextToSoundV2.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenTextToSoundV2.g.cs
@@ -33,8 +33,7 @@ public sealed partial class RequestElevenTextToSoundV2
         /// </summary>
         /// <default>"eleven_text_to_sound_v2"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "eleven_text_to_sound_v2";
+        public string Model { get; set; } = "eleven_text_to_sound_v2";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -61,14 +60,14 @@ public sealed partial class RequestElevenTextToSoundV2
 #endif
         public RequestElevenTextToSoundV2(
             string promptText,
-            string model,
             double? duration,
-            bool? loop)
+            bool? loop,
+            string model = "eleven_text_to_sound_v2")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Duration = duration;
             this.Loop = loop;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceDubbing.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceDubbing.g.cs
index aef0e1e..d0566ce 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceDubbing.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceDubbing.g.cs
@@ -48,8 +48,7 @@ public sealed partial class RequestElevenVoiceDubbing
         /// </summary>
         /// <default>"eleven_voice_dubbing"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "eleven_voice_dubbing";
+        public string Model { get; set; } = "eleven_voice_dubbing";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -83,17 +82,17 @@ public sealed partial class RequestElevenVoiceDubbing
         public RequestElevenVoiceDubbing(
             string audioUri,
             global::Runway.RequestElevenVoiceDubbingTargetLang targetLang,
-            string model,
             bool? disableVoiceCloning,
             bool? dropBackgroundAudio,
-            int? numSpeakers)
+            int? numSpeakers,
+            string model = "eleven_voice_dubbing")
         {
             this.AudioUri = audioUri;
             this.TargetLang = targetLang;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.DisableVoiceCloning = disableVoiceCloning;
             this.DropBackgroundAudio = dropBackgroundAudio;
             this.NumSpeakers = numSpeakers;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceIsolation.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceIsolation.g.cs
index 7be995a..47ae4f7 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceIsolation.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestElevenVoiceIsolation.g.cs
@@ -22,8 +22,7 @@ public sealed partial class RequestElevenVoiceIsolation
         /// </summary>
         /// <default>"eleven_voice_isolation"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "eleven_voice_isolation";
+        public string Model { get; set; } = "eleven_voice_isolation";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -44,10 +43,10 @@ public sealed partial class RequestElevenVoiceIsolation
 #endif
         public RequestElevenVoiceIsolation(
             string audioUri,
-            string model)
+            string model = "eleven_voice_isolation")
         {
             this.AudioUri = audioUri;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGemini25Flash.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGemini25Flash.g.cs
index 31eaa4f..add408d 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGemini25Flash.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGemini25Flash.g.cs
@@ -34,8 +34,7 @@ public sealed partial class RequestGemini25Flash
         /// </summary>
         /// <default>"gemini_2.5_flash"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "gemini_2.5_flash";
+        public string Model { get; set; } = "gemini_2.5_flash";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -62,13 +61,13 @@ public sealed partial class RequestGemini25Flash
         public RequestGemini25Flash(
             string promptText,
             global::Runway.RequestGemini25FlashRatio ratio,
-            string model,
-            global::System.Collections.Generic.IList<global::Runway.RequestGemini25FlashReferenceImage>? referenceImages)
+            global::System.Collections.Generic.IList<global::Runway.RequestGemini25FlashReferenceImage>? referenceImages,
+            string model = "gemini_2.5_flash")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.ReferenceImages = referenceImages;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGen3aTurbo.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGen3aTurbo.g.cs
index 126b407..b7b000a 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGen3aTurbo.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGen3aTurbo.g.cs
@@ -64,8 +64,7 @@ public sealed partial class RequestGen3aTurbo
         /// </summary>
         /// <default>"gen3a_turbo"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "gen3a_turbo";
+        public string Model { get; set; } = "gen3a_turbo";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -104,19 +103,19 @@ public sealed partial class RequestGen3aTurbo
         public RequestGen3aTurbo(
             string promptText,
             global::Runway.AnyOf<string?, global::System.Collections.Generic.IList<global::Runway.RequestGen3aTurboPromptImagePromptImage>> promptImage,
-            string model,
             int? seed,
             double? duration,
             global::Runway.RequestGen3aTurboRatio? ratio,
-            global::Runway.RequestGen3aTurboContentModeration? contentModeration)
+            global::Runway.RequestGen3aTurboContentModeration? contentModeration,
+            string model = "gen3a_turbo")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.PromptImage = promptImage;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Seed = seed;
             this.Duration = duration;
             this.Ratio = ratio;
             this.ContentModeration = contentModeration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGen4Aleph.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGen4Aleph.g.cs
index 0ea0474..7813907 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGen4Aleph.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGen4Aleph.g.cs
@@ -55,8 +55,7 @@ public sealed partial class RequestGen4Aleph
         /// </summary>
         /// <default>"gen4_aleph"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "gen4_aleph";
+        public string Model { get; set; } = "gen4_aleph";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -94,18 +93,18 @@ public RequestGen4Aleph(
             string videoUri,
             string promptText,
             global::Runway.RequestGen4AlephRatio ratio,
-            string model,
             int? seed,
             global::System.Collections.Generic.IList<global::Runway.ReferencesItem>? references,
-            global::Runway.RequestGen4AlephContentModeration? contentModeration)
+            global::Runway.RequestGen4AlephContentModeration? contentModeration,
+            string model = "gen4_aleph")
         {
             this.VideoUri = videoUri;
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Seed = seed;
             this.References = references;
             this.ContentModeration = contentModeration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGen4AlephReferenceImageReference.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGen4AlephReferenceImageReference.g.cs
index 4ee4251..b1b04c5 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGen4AlephReferenceImageReference.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGen4AlephReferenceImageReference.g.cs
@@ -13,8 +13,7 @@ public sealed partial class RequestGen4AlephReferenceImageReference
         /// </summary>
         /// <default>"image"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("type")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Type { get; set; } = "image";
+        public string Type { get; set; } = "image";
 
         /// <summary>
         /// A HTTPS URL, Runway or data URI containing an encoded image. See [our docs](/assets/inputs#images) on image inputs for more information.<br/>
@@ -43,11 +42,11 @@ public sealed partial class RequestGen4AlephReferenceImageReference
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
 #endif
         public RequestGen4AlephReferenceImageReference(
-            string type,
-            string uri)
+            string uri,
+            string type = "image")
         {
-            this.Type = type ?? throw new global::System.ArgumentNullException(nameof(type));
             this.Uri = uri;
+            this.Type = type;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGen4Image.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGen4Image.g.cs
index 32052b7..72062c7 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGen4Image.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGen4Image.g.cs
@@ -46,8 +46,7 @@ public sealed partial class RequestGen4Image
         /// </summary>
         /// <default>"gen4_image"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "gen4_image";
+        public string Model { get; set; } = "gen4_image";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -80,17 +79,17 @@ public sealed partial class RequestGen4Image
         public RequestGen4Image(
             string promptText,
             global::Runway.RequestGen4ImageRatio ratio,
-            string model,
             int? seed,
             global::System.Collections.Generic.IList<global::Runway.RequestGen4ImageReferenceImage>? referenceImages,
-            global::Runway.RequestGen4ImageContentModeration? contentModeration)
+            global::Runway.RequestGen4ImageContentModeration? contentModeration,
+            string model = "gen4_image")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Seed = seed;
             this.ReferenceImages = referenceImages;
             this.ContentModeration = contentModeration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGen4ImageTurbo.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGen4ImageTurbo.g.cs
index b1a99ad..0f5d134 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGen4ImageTurbo.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGen4ImageTurbo.g.cs
@@ -47,8 +47,7 @@ public sealed partial class RequestGen4ImageTurbo
         /// </summary>
         /// <default>"gen4_image_turbo"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "gen4_image_turbo";
+        public string Model { get; set; } = "gen4_image_turbo";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -82,16 +81,16 @@ public RequestGen4ImageTurbo(
             string promptText,
             global::Runway.RequestGen4ImageTurboRatio ratio,
             global::System.Collections.Generic.IList<global::Runway.RequestGen4ImageTurboReferenceImage> referenceImages,
-            string model,
             int? seed,
-            global::Runway.RequestGen4ImageTurboContentModeration? contentModeration)
+            global::Runway.RequestGen4ImageTurboContentModeration? contentModeration,
+            string model = "gen4_image_turbo")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.Ratio = ratio;
             this.ReferenceImages = referenceImages ?? throw new global::System.ArgumentNullException(nameof(referenceImages));
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Seed = seed;
             this.ContentModeration = contentModeration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGen4Turbo.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGen4Turbo.g.cs
index f86d92f..9604665 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGen4Turbo.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGen4Turbo.g.cs
@@ -55,8 +55,7 @@ public sealed partial class RequestGen4Turbo
         /// </summary>
         /// <default>"gen4_turbo"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "gen4_turbo";
+        public string Model { get; set; } = "gen4_turbo";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -90,19 +89,19 @@ public sealed partial class RequestGen4Turbo
         public RequestGen4Turbo(
             global::Runway.AnyOf<string?, global::System.Collections.Generic.IList<global::Runway.RequestGen4TurboPromptImagePromptImage>> promptImage,
             global::Runway.RequestGen4TurboRatio ratio,
-            string model,
             string? promptText,
             int? seed,
             int? duration,
-            global::Runway.RequestGen4TurboContentModeration? contentModeration)
+            global::Runway.RequestGen4TurboContentModeration? contentModeration,
+            string model = "gen4_turbo")
         {
             this.PromptImage = promptImage;
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.PromptText = promptText;
             this.Seed = seed;
             this.Duration = duration;
             this.ContentModeration = contentModeration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestGen4TurboPromptImagePromptImage.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestGen4TurboPromptImagePromptImage.g.cs
index 32e5b61..b6b32f6 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestGen4TurboPromptImagePromptImage.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestGen4TurboPromptImagePromptImage.g.cs
@@ -22,8 +22,7 @@ public sealed partial class RequestGen4TurboPromptImagePromptImage
         /// </summary>
         /// <default>"first"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("position")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Position { get; set; } = "first";
+        public string Position { get; set; } = "first";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -46,10 +45,10 @@ public sealed partial class RequestGen4TurboPromptImagePromptImage
 #endif
         public RequestGen4TurboPromptImagePromptImage(
             string uri,
-            string position)
+            string position = "first")
         {
             this.Uri = uri;
-            this.Position = position ?? throw new global::System.ArgumentNullException(nameof(position));
+            this.Position = position;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestVeo3.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestVeo3.g.cs
index e34dfe7..5d35ea4 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestVeo3.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestVeo3.g.cs
@@ -29,8 +29,7 @@ public sealed partial class RequestVeo3
         /// </summary>
         /// <default>"8"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("duration")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required double Duration { get; set; } = "8";
+        public double Duration { get; set; } = "8";
 
         /// <summary>
         /// The resolution of the output video.
@@ -45,8 +44,7 @@ public sealed partial class RequestVeo3
         /// </summary>
         /// <default>"veo3"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "veo3";
+        public string Model { get; set; } = "veo3";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -73,16 +71,16 @@ public sealed partial class RequestVeo3
 #endif
         public RequestVeo3(
             global::Runway.AnyOf<string?, global::System.Collections.Generic.IList<global::Runway.RequestVeo3PromptImagePromptImage>> promptImage,
-            double duration,
             global::Runway.RequestVeo3Ratio ratio,
-            string model,
-            string? promptText)
+            string? promptText,
+            double duration = "8",
+            string model = "veo3")
         {
             this.PromptImage = promptImage;
-            this.Duration = duration;
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.PromptText = promptText;
+            this.Duration = duration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestVeo31.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestVeo31.g.cs
index 3204ac7..ca9f261 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestVeo31.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestVeo31.g.cs
@@ -50,8 +50,7 @@ public sealed partial class RequestVeo31
         /// </summary>
         /// <default>"veo3.1"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "veo3.1";
+        public string Model { get; set; } = "veo3.1";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -85,17 +84,17 @@ public sealed partial class RequestVeo31
         public RequestVeo31(
             global::Runway.AnyOf<string?, global::System.Collections.Generic.IList<global::Runway.RequestVeo31PromptImagePromptImage>> promptImage,
             global::Runway.RequestVeo31Ratio ratio,
-            string model,
             string? promptText,
             bool? audio,
-            double? duration)
+            double? duration,
+            string model = "veo3.1")
         {
             this.PromptImage = promptImage;
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.PromptText = promptText;
             this.Audio = audio;
             this.Duration = duration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestVeo312.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestVeo312.g.cs
index 5a902a7..dfbeab4 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestVeo312.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestVeo312.g.cs
@@ -41,8 +41,7 @@ public sealed partial class RequestVeo312
         /// </summary>
         /// <default>"veo3.1"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "veo3.1";
+        public string Model { get; set; } = "veo3.1";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -73,15 +72,15 @@ public sealed partial class RequestVeo312
         public RequestVeo312(
             string promptText,
             global::Runway.RequestVeo31Ratio2 ratio,
-            string model,
             bool? audio,
-            double? duration)
+            double? duration,
+            string model = "veo3.1")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Audio = audio;
             this.Duration = duration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast.g.cs
index 34d88ef..cac498f 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast.g.cs
@@ -50,8 +50,7 @@ public sealed partial class RequestVeo31Fast
         /// </summary>
         /// <default>"veo3.1_fast"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "veo3.1_fast";
+        public string Model { get; set; } = "veo3.1_fast";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -85,17 +84,17 @@ public sealed partial class RequestVeo31Fast
         public RequestVeo31Fast(
             global::Runway.AnyOf<string?, global::System.Collections.Generic.IList<global::Runway.RequestVeo31FastPromptImagePromptImage>> promptImage,
             global::Runway.RequestVeo31FastRatio ratio,
-            string model,
             string? promptText,
             bool? audio,
-            double? duration)
+            double? duration,
+            string model = "veo3.1_fast")
         {
             this.PromptImage = promptImage;
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.PromptText = promptText;
             this.Audio = audio;
             this.Duration = duration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast2.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast2.g.cs
index 94cdef1..a864788 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast2.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestVeo31Fast2.g.cs
@@ -41,8 +41,7 @@ public sealed partial class RequestVeo31Fast2
         /// </summary>
         /// <default>"veo3.1_fast"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "veo3.1_fast";
+        public string Model { get; set; } = "veo3.1_fast";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -73,15 +72,15 @@ public sealed partial class RequestVeo31Fast2
         public RequestVeo31Fast2(
             string promptText,
             global::Runway.RequestVeo31FastRatio2 ratio,
-            string model,
             bool? audio,
-            double? duration)
+            double? duration,
+            string model = "veo3.1_fast")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
             this.Audio = audio;
             this.Duration = duration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestVeo32.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestVeo32.g.cs
index aa80ab0..b115e60 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestVeo32.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestVeo32.g.cs
@@ -20,8 +20,7 @@ public sealed partial class RequestVeo32
         /// </summary>
         /// <default>"8"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("duration")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required double Duration { get; set; } = "8";
+        public double Duration { get; set; } = "8";
 
         /// <summary>
         /// The resolution of the output video.
@@ -36,8 +35,7 @@ public sealed partial class RequestVeo32
         /// </summary>
         /// <default>"veo3"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("model")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Model { get; set; } = "veo3";
+        public string Model { get; set; } = "veo3";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -63,14 +61,14 @@ public sealed partial class RequestVeo32
 #endif
         public RequestVeo32(
             string promptText,
-            double duration,
             global::Runway.RequestVeo3Ratio2 ratio,
-            string model)
+            double duration = "8",
+            string model = "veo3")
         {
             this.PromptText = promptText ?? throw new global::System.ArgumentNullException(nameof(promptText));
-            this.Duration = duration;
             this.Ratio = ratio;
-            this.Model = model ?? throw new global::System.ArgumentNullException(nameof(model));
+            this.Duration = duration;
+            this.Model = model;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.RequestVeo3PromptImagePromptImage.g.cs b/src/libs/Runway/Generated/Runway.Models.RequestVeo3PromptImagePromptImage.g.cs
index 445757d..754c9e9 100644
--- a/src/libs/Runway/Generated/Runway.Models.RequestVeo3PromptImagePromptImage.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.RequestVeo3PromptImagePromptImage.g.cs
@@ -22,8 +22,7 @@ public sealed partial class RequestVeo3PromptImagePromptImage
         /// </summary>
         /// <default>"first"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("position")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Position { get; set; } = "first";
+        public string Position { get; set; } = "first";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -46,10 +45,10 @@ public sealed partial class RequestVeo3PromptImagePromptImage
 #endif
         public RequestVeo3PromptImagePromptImage(
             string uri,
-            string position)
+            string position = "first")
         {
             this.Uri = uri;
-            this.Position = position ?? throw new global::System.ArgumentNullException(nameof(position));
+            this.Position = position;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.ResponseVariant1.g.cs b/src/libs/Runway/Generated/Runway.Models.ResponseVariant1.g.cs
index 491cfac..10bc826 100644
--- a/src/libs/Runway/Generated/Runway.Models.ResponseVariant1.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.ResponseVariant1.g.cs
@@ -27,8 +27,7 @@ public sealed partial class ResponseVariant1
         /// </summary>
         /// <default>"PENDING"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("status")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Status { get; set; } = "PENDING";
+        public string Status { get; set; } = "PENDING";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -52,11 +51,11 @@ public sealed partial class ResponseVariant1
         public ResponseVariant1(
             global::System.Guid id,
             global::System.DateTime createdAt,
-            string status)
+            string status = "PENDING")
         {
             this.Id = id;
             this.CreatedAt = createdAt;
-            this.Status = status ?? throw new global::System.ArgumentNullException(nameof(status));
+            this.Status = status;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.ResponseVariant2.g.cs b/src/libs/Runway/Generated/Runway.Models.ResponseVariant2.g.cs
index fe07bbf..ee5f3c8 100644
--- a/src/libs/Runway/Generated/Runway.Models.ResponseVariant2.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.ResponseVariant2.g.cs
@@ -27,8 +27,7 @@ public sealed partial class ResponseVariant2
         /// </summary>
         /// <default>"THROTTLED"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("status")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Status { get; set; } = "THROTTLED";
+        public string Status { get; set; } = "THROTTLED";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -52,11 +51,11 @@ public sealed partial class ResponseVariant2
         public ResponseVariant2(
             global::System.Guid id,
             global::System.DateTime createdAt,
-            string status)
+            string status = "THROTTLED")
         {
             this.Id = id;
             this.CreatedAt = createdAt;
-            this.Status = status ?? throw new global::System.ArgumentNullException(nameof(status));
+            this.Status = status;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.ResponseVariant3.g.cs b/src/libs/Runway/Generated/Runway.Models.ResponseVariant3.g.cs
index c0ebee1..69d00ea 100644
--- a/src/libs/Runway/Generated/Runway.Models.ResponseVariant3.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.ResponseVariant3.g.cs
@@ -27,8 +27,7 @@ public sealed partial class ResponseVariant3
         /// </summary>
         /// <default>"CANCELLED"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("status")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Status { get; set; } = "CANCELLED";
+        public string Status { get; set; } = "CANCELLED";
 
         /// <summary>
         /// Additional properties that are not explicitly defined in the schema
@@ -52,11 +51,11 @@ public sealed partial class ResponseVariant3
         public ResponseVariant3(
             global::System.Guid id,
             global::System.DateTime createdAt,
-            string status)
+            string status = "CANCELLED")
         {
             this.Id = id;
             this.CreatedAt = createdAt;
-            this.Status = status ?? throw new global::System.ArgumentNullException(nameof(status));
+            this.Status = status;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.ResponseVariant4.g.cs b/src/libs/Runway/Generated/Runway.Models.ResponseVariant4.g.cs
index 9b7907c..5b65448 100644
--- a/src/libs/Runway/Generated/Runway.Models.ResponseVariant4.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.ResponseVariant4.g.cs
@@ -27,8 +27,7 @@ public sealed partial class ResponseVariant4
         /// </summary>
         /// <default>"RUNNING"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("status")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Status { get; set; } = "RUNNING";
+        public string Status { get; set; } = "RUNNING";
 
         /// <summary>
         /// 
@@ -60,13 +59,13 @@ public sealed partial class ResponseVariant4
         public ResponseVariant4(
             global::System.Guid id,
             global::System.DateTime createdAt,
-            string status,
-            double progress)
+            double progress,
+            string status = "RUNNING")
         {
             this.Id = id;
             this.CreatedAt = createdAt;
-            this.Status = status ?? throw new global::System.ArgumentNullException(nameof(status));
             this.Progress = progress;
+            this.Status = status;
         }
 
         /// <summary>
diff --git a/src/libs/Runway/Generated/Runway.Models.ResponseVariant5.g.cs b/src/libs/Runway/Generated/Runway.Models.ResponseVariant5.g.cs
index 832343c..c9f5456 100644
--- a/src/libs/Runway/Generated/Runway.Models.ResponseVariant5.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.ResponseVariant5.g.cs
@@ -27,8 +27,7 @@ public sealed partial class ResponseVariant5
         /// </summary>
         /// <default>"FAILED"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("status")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Status { get; set; } = "FAILED";
+        public string Status { get; set; } = "FAILED";
 
         /// <summary>
         /// A human-friendly reason for the failure. We do not recommend returning this to users directly without adding context.
@@ -71,14 +70,14 @@ public sealed partial class ResponseVariant5
         public ResponseVariant5(
             global::System.Guid id,
             global::System.DateTime createdAt,
-            string status,
             string failure,
-            string? failureCode)
+            string? failureCode,
+            string status = "FAILED")
         {
             this.Id = id;
             this.CreatedAt = createdAt;
-            this.Status = status ?? throw new global::System.ArgumentNullException(nameof(status));
             this.Failure = failure ?? throw new global::System.ArgumentNullException(nameof(failure));
+            this.Status = status;
             this.FailureCode = failureCode;
         }
 
diff --git a/src/libs/Runway/Generated/Runway.Models.ResponseVariant6.g.cs b/src/libs/Runway/Generated/Runway.Models.ResponseVariant6.g.cs
index 4ffd98d..9c7d9f6 100644
--- a/src/libs/Runway/Generated/Runway.Models.ResponseVariant6.g.cs
+++ b/src/libs/Runway/Generated/Runway.Models.ResponseVariant6.g.cs
@@ -27,8 +27,7 @@ public sealed partial class ResponseVariant6
         /// </summary>
         /// <default>"SUCCEEDED"</default>
         [global::System.Text.Json.Serialization.JsonPropertyName("status")]
-        [global::System.Text.Json.Serialization.JsonRequired]
-        public required string Status { get; set; } = "SUCCEEDED";
+        public string Status { get; set; } = "SUCCEEDED";
 
         /// <summary>
         /// An array of URLs that return the output of the task. These URLs will expire within 24-48 hours; fetch the task again to get fresh URLs. It is expected that you download the assets at these URLs and store them in your own storage system.
@@ -62,13 +61,13 @@ public sealed partial class ResponseVariant6
         public ResponseVariant6(
             global::System.Guid id,
             global::System.DateTime createdAt,
-            string status,
-            global::System.Collections.Generic.IList<string> output)
+            global::System.Collections.Generic.IList<string> output,
+            string status = "SUCCEEDED")
         {
             this.Id = id;
             this.CreatedAt = createdAt;
-            this.Status = status ?? throw new global::System.ArgumentNullException(nameof(status));
             this.Output = output ?? throw new global::System.ArgumentNullException(nameof(output));
+            this.Status = status;
         }
 
         /// <summary>