diff --git a/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrl.g.cs b/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrl.g.cs
index 735ad539..4f6db8a2 100644
--- a/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrl.g.cs
+++ b/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrl.g.cs
@@ -9,7 +9,7 @@ namespace OpenRouter
     public sealed partial class ChatContentItemsDiscriminatorMappingImageUrlImageUrl
     {
         /// <summary>
-        /// Image detail level for vision models
+        /// Image detail level for vision models. `original` is an OpenRouter extension (not in the OpenAI Chat Completions spec) requesting true original-resolution media; it is downgraded to `high` for providers that lack an original-resolution tier.
         /// </summary>
         [global::System.Text.Json.Serialization.JsonPropertyName("detail")]
         [global::System.Text.Json.Serialization.JsonConverter(typeof(global::OpenRouter.JsonConverters.ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetailJsonConverter))]
@@ -35,7 +35,7 @@ public sealed partial class ChatContentItemsDiscriminatorMappingImageUrlImageUrl
         /// URL of the image (data: URLs supported)
         /// </param>
         /// <param name="detail">
-        /// Image detail level for vision models
+        /// Image detail level for vision models. `original` is an OpenRouter extension (not in the OpenAI Chat Completions spec) requesting true original-resolution media; it is downgraded to `high` for providers that lack an original-resolution tier.
         /// </param>
 #if NET7_0_OR_GREATER
         [global::System.Diagnostics.CodeAnalysis.SetsRequiredMembers]
diff --git a/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.g.cs b/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.g.cs
index f8d09e87..25f63267 100644
--- a/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.g.cs
+++ b/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.g.cs
@@ -4,7 +4,7 @@
 namespace OpenRouter
 {
     /// <summary>
-    /// Image detail level for vision models
+    /// Image detail level for vision models. `original` is an OpenRouter extension (not in the OpenAI Chat Completions spec) requesting true original-resolution media; it is downgraded to `high` for providers that lack an original-resolution tier.
     /// </summary>
     public enum ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail
     {
@@ -20,6 +20,10 @@ public enum ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail
         /// 
         /// </summary>
         Low,
+        /// <summary>
+        /// 
+        /// </summary>
+        Original,
     }
 
     /// <summary>
@@ -37,6 +41,7 @@ public static string ToValueString(this ChatContentItemsDiscriminatorMappingImag
                 ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.Auto => "auto",
                 ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.High => "high",
                 ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.Low => "low",
+                ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.Original => "original",
                 _ => throw new global::System.ArgumentOutOfRangeException(nameof(value), value, null),
             };
         }
@@ -50,6 +55,7 @@ public static string ToValueString(this ChatContentItemsDiscriminatorMappingImag
                 "auto" => ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.Auto,
                 "high" => ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.High,
                 "low" => ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.Low,
+                "original" => ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail.Original,
                 _ => null,
             };
         }
diff --git a/src/libs/OpenRouter/openapi.yaml b/src/libs/OpenRouter/openapi.yaml
index f30220d0..ec49db0a 100644
--- a/src/libs/OpenRouter/openapi.yaml
+++ b/src/libs/OpenRouter/openapi.yaml
@@ -22303,9 +22303,10 @@
         "enum": [
           "auto",
           "low",
-          "high"
+          "high",
+          "original"
         ],
-        "description": "Image detail level for vision models",
+        "description": "Image detail level for vision models. `original` is an OpenRouter extension (not in the OpenAI Chat Completions spec) requesting true original-resolution media; it is downgraded to `high` for providers that lack an original-resolution tier.",
         "title": "ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail"
       },
       "ChatContentItemsDiscriminatorMappingImageUrlImageUrl": {
@@ -22313,7 +22314,7 @@
         "properties": {
           "detail": {
             "$ref": "#/components/schemas/ChatContentItemsDiscriminatorMappingImageUrlImageUrlDetail",
-            "description": "Image detail level for vision models"
+            "description": "Image detail level for vision models. `original` is an OpenRouter extension (not in the OpenAI Chat Completions spec) requesting true original-resolution media; it is downgraded to `high` for providers that lack an original-resolution tier."
           },
           "url": {
             "type": "string",