diff --git a/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatWebSearchShorthand.g.cs b/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatWebSearchShorthand.g.cs
index 756851c..b7acc8c 100644
--- a/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatWebSearchShorthand.g.cs
+++ b/src/libs/OpenRouter/Generated/OpenRouter.Models.ChatWebSearchShorthand.g.cs
@@ -34,7 +34,7 @@ public sealed partial class ChatWebSearchShorthand
         public int? MaxResults { get; set; }
 
         /// <summary>
-        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops.
+        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified.
         /// </summary>
         [global::System.Text.Json.Serialization.JsonPropertyName("max_total_results")]
         public int? MaxTotalResults { get; set; }
@@ -89,7 +89,7 @@ public sealed partial class ChatWebSearchShorthand
         /// Maximum number of search results to return per search call. Defaults to 5. Applies to Exa, Firecrawl, and Parallel engines; ignored with native provider search.
         /// </param>
         /// <param name="maxTotalResults">
-        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops.
+        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified.
         /// </param>
         /// <param name="parameters"></param>
         /// <param name="searchContextSize">
diff --git a/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchConfig.g.cs b/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchConfig.g.cs
index 53cd2e0..349fc2f 100644
--- a/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchConfig.g.cs
+++ b/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchConfig.g.cs
@@ -34,7 +34,7 @@ public sealed partial class WebSearchConfig
         public int? MaxResults { get; set; }
 
         /// <summary>
-        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops.
+        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified.
         /// </summary>
         [global::System.Text.Json.Serialization.JsonPropertyName("max_total_results")]
         public int? MaxTotalResults { get; set; }
@@ -74,7 +74,7 @@ public sealed partial class WebSearchConfig
         /// Maximum number of search results to return per search call. Defaults to 5. Applies to Exa, Firecrawl, and Parallel engines; ignored with native provider search.
         /// </param>
         /// <param name="maxTotalResults">
-        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops.
+        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified.
         /// </param>
         /// <param name="searchContextSize">
         /// How much context to retrieve per result. Applies to Exa and Parallel engines; ignored with native provider search and Firecrawl. For Exa, pins a fixed per-result character cap (low=5,000, medium=15,000, high=30,000); when omitted, Exa picks an adaptive size per query and document (typically ~2,000–4,000 characters per result). For Parallel, controls the total characters across all results; when omitted, Parallel uses its own default size.
diff --git a/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchServerToolConfig.g.cs b/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchServerToolConfig.g.cs
index bb89eca..15ae7ec 100644
--- a/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchServerToolConfig.g.cs
+++ b/src/libs/OpenRouter/Generated/OpenRouter.Models.WebSearchServerToolConfig.g.cs
@@ -34,7 +34,7 @@ public sealed partial class WebSearchServerToolConfig
         public int? MaxResults { get; set; }
 
         /// <summary>
-        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops.
+        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified.
         /// </summary>
         [global::System.Text.Json.Serialization.JsonPropertyName("max_total_results")]
         public int? MaxTotalResults { get; set; }
@@ -74,7 +74,7 @@ public sealed partial class WebSearchServerToolConfig
         /// Maximum number of search results to return per search call. Defaults to 5. Applies to Exa, Firecrawl, and Parallel engines; ignored with native provider search.
         /// </param>
         /// <param name="maxTotalResults">
-        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops.
+        /// Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified.
         /// </param>
         /// <param name="searchContextSize">
         /// How much context to retrieve per result. Applies to Exa and Parallel engines; ignored with native provider search and Firecrawl. For Exa, pins a fixed per-result character cap (low=5,000, medium=15,000, high=30,000); when omitted, Exa picks an adaptive size per query and document (typically ~2,000–4,000 characters per result). For Parallel, controls the total characters across all results; when omitted, Parallel uses its own default size.
diff --git a/src/libs/OpenRouter/openapi.yaml b/src/libs/OpenRouter/openapi.yaml
index b09e710..e42a272 100644
--- a/src/libs/OpenRouter/openapi.yaml
+++ b/src/libs/OpenRouter/openapi.yaml
@@ -10041,7 +10041,7 @@
           },
           "max_total_results": {
             "type": "integer",
-            "description": "Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops."
+            "description": "Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified."
           },
           "search_context_size": {
             "$ref": "#/components/schemas/SearchQualityLevel"
@@ -16196,7 +16196,7 @@
           },
           "max_total_results": {
             "type": "integer",
-            "description": "Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops."
+            "description": "Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified."
           },
           "search_context_size": {
             "$ref": "#/components/schemas/SearchQualityLevel"
@@ -16266,7 +16266,7 @@
           },
           "max_total_results": {
             "type": "integer",
-            "description": "Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops."
+            "description": "Maximum total number of search results across all search calls in a single request. Once this limit is reached, the tool will stop returning new results. Useful for controlling cost and context size in agentic loops. Defaults to 50 when not specified."
           },
           "parameters": {
             "$ref": "#/components/schemas/WebSearchConfig"