diff --git a/.speakeasy/in.openapi.yaml b/.speakeasy/in.openapi.yaml
index 0b5cc3b1..f7ac624a 100644
--- a/.speakeasy/in.openapi.yaml
+++ b/.speakeasy/in.openapi.yaml
@@ -6337,14 +6337,14 @@ components:
         type: 'web_search_preview'
       properties:
         allowed_domains:
-          description: 'Limit search results to these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, and most native providers (Anthropic, OpenAI, xAI). Cannot be used with excluded_domains.'
+          description: 'Limit search results to these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, and most native providers (Anthropic, OpenAI, SpaceXAI). Cannot be used with excluded_domains.'
           items:
             type: 'string'
           type: 'array'
         engine:
           $ref: '#/components/schemas/WebSearchEngineEnum'
         excluded_domains:
-          description: 'Exclude search results from these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, Anthropic, OpenAI, and xAI. Cannot be used with allowed_domains.'
+          description: 'Exclude search results from these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, Anthropic, OpenAI, and SpaceXAI. Cannot be used with allowed_domains.'
           items:
             type: 'string'
           type: 'array'
@@ -6379,6 +6379,8 @@ components:
           type: 'string'
         user_location:
           $ref: '#/components/schemas/WebSearchUserLocationServerTool'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       required:
         - 'type'
       type: 'object'
@@ -13135,6 +13137,8 @@ components:
           type: 'string'
         user_location:
           $ref: '#/components/schemas/WebSearchUserLocation'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       required:
         - 'type'
       type: 'object'
@@ -22381,6 +22385,8 @@ components:
           type: 'string'
         user_location:
           $ref: '#/components/schemas/Preview_WebSearchUserLocation'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       required:
         - 'type'
       type: 'object'
@@ -22411,6 +22417,8 @@ components:
           type: 'string'
         user_location:
           $ref: '#/components/schemas/Preview_WebSearchUserLocation'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       required:
         - 'type'
       type: 'object'
@@ -28898,14 +28906,14 @@ components:
         search_context_size: 'medium'
       properties:
         allowed_domains:
-          description: 'Limit search results to these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, and most native providers (Anthropic, OpenAI, xAI). Cannot be used with excluded_domains.'
+          description: 'Limit search results to these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, and most native providers (Anthropic, OpenAI, SpaceXAI). Cannot be used with excluded_domains.'
           items:
             type: 'string'
           type: 'array'
         engine:
           $ref: '#/components/schemas/WebSearchEngineEnum'
         excluded_domains:
-          description: 'Exclude search results from these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, Anthropic, OpenAI, and xAI. Cannot be used with allowed_domains.'
+          description: 'Exclude search results from these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, Anthropic, OpenAI, and SpaceXAI. Cannot be used with allowed_domains.'
           items:
             type: 'string'
           type: 'array'
@@ -28931,6 +28939,8 @@ components:
           $ref: '#/components/schemas/SearchQualityLevel'
         user_location:
           $ref: '#/components/schemas/WebSearchUserLocationServerTool'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       type: 'object'
     WebSearchDomainFilter:
       example:
@@ -29051,6 +29061,8 @@ components:
                 type: 'approximate'
               required:
                 - 'type'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       required:
         - 'id'
       type: 'object'
@@ -29085,6 +29097,8 @@ components:
           type: 'string'
         user_location:
           $ref: '#/components/schemas/WebSearchUserLocation'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       required:
         - 'type'
       type: 'object'
@@ -29111,14 +29125,14 @@ components:
         search_context_size: 'medium'
       properties:
         allowed_domains:
-          description: 'Limit search results to these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, and most native providers (Anthropic, OpenAI, xAI). Cannot be used with excluded_domains.'
+          description: 'Limit search results to these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, and most native providers (Anthropic, OpenAI, SpaceXAI). Cannot be used with excluded_domains.'
           items:
             type: 'string'
           type: 'array'
         engine:
           $ref: '#/components/schemas/WebSearchEngineEnum'
         excluded_domains:
-          description: 'Exclude search results from these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, Anthropic, OpenAI, and xAI. Cannot be used with allowed_domains.'
+          description: 'Exclude search results from these domains. Supported by Exa, Firecrawl, Parallel, Perplexity, Anthropic, OpenAI, and SpaceXAI. Cannot be used with allowed_domains.'
           items:
             type: 'string'
           type: 'array'
@@ -29144,6 +29158,8 @@ components:
           $ref: '#/components/schemas/SearchQualityLevel'
         user_location:
           $ref: '#/components/schemas/WebSearchUserLocationServerTool'
+        x_search:
+          $ref: '#/components/schemas/XSearchOptions'
       type: 'object'
     WebSearchSource:
       example:
@@ -29455,6 +29471,47 @@ components:
         - 'role'
         - 'created_at'
       type: 'object'
+    XSearchOptions:
+      additionalProperties: false
+      description: 'Enable SpaceXAI X (Twitter) search alongside native web search, with optional filters. Only applies to SpaceXAI endpoints with native search; omit to search the web only. X search is billed separately by SpaceXAI, per post and per user profile fetched.'
+      example:
+        allowed_x_handles:
+          - 'OpenRouterAI'
+        from_date: '2025-01-01'
+      properties:
+        allowed_x_handles:
+          description: 'Only include posts from these X handles (max 20). Cannot be used with excluded_x_handles.'
+          example:
+            - 'OpenRouterAI'
+          items:
+            type: 'string'
+          maxItems: 20
+          type: 'array'
+        enable_image_understanding:
+          description: 'Analyze images attached to matching posts.'
+          type: 'boolean'
+        enable_video_understanding:
+          description: 'Analyze videos attached to matching posts.'
+          type: 'boolean'
+        excluded_x_handles:
+          description: 'Exclude posts from these X handles (max 20). Cannot be used with allowed_x_handles.'
+          example:
+            - 'spamaccount'
+          items:
+            type: 'string'
+          maxItems: 20
+          type: 'array'
+        from_date:
+          description: 'Start of the post date range (ISO 8601 date, e.g. "2025-01-01").'
+          example: '2025-01-01'
+          format: 'date'
+          type: 'string'
+        to_date:
+          description: 'End of the post date range (ISO 8601 date, e.g. "2025-12-31").'
+          example: '2025-12-31'
+          format: 'date'
+          type: 'string'
+      type: 'object'
   securitySchemes:
     apiKey:
       description: 'API key as bearer token in Authorization header'